$ULCC
Frontier Group Holdings, Inc. Stock $ulcc

$ulcc Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000167007624000021 Filed on February 20, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$865.0M	$891.0M	$3.589B
YoY Change	2.0%	-1.66%	7.91%
Cost Of Revenue	$422.0M	$428.0M	$1.684B
YoY Change	-0.24%	-6.75%	-1.86%
Gross Profit	$443.0M	$463.0M	$1.905B
YoY Change	4.24%	3.58%	18.32%
Gross Profit Margin	51.21%	51.96%	53.08%
Selling, General & Admin	$459.0M	$431.0M	$1.717B
YoY Change	11.41%	17.76%	18.66%
% of Gross Profit	103.61%	93.09%	90.13%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$16.00M	$14.00M	$50.00M
YoY Change	45.45%	55.56%	11.11%
% of Gross Profit	3.61%	3.02%	2.62%
Operating Expenses	$474.0M	$466.0M	$1.907B
YoY Change	5.57%	16.5%	15.93%
Operating Profit	-$31.00M	-$3.000M	-$2.000M
YoY Change	24.0%	-106.38%	-95.56%
Interest Expense	$7.000M	$9.000M	$35.00M
YoY Change	-12.5%	80.0%
% of Operating Profit
Other Income/Expense, Net	$7.000M		$35.00M
YoY Change	-12.5%
Pretax Income	-$24.00M	$6.000M	$32.00M
YoY Change	41.18%	-88.0%	-171.11%
Income Tax	$2.000M	$43.00M	$43.00M
% Of Pretax Income		716.67%	134.38%
Net Earnings	-$26.00M	-$37.00M	-$11.00M
YoY Change	100.0%	-192.5%	-70.27%
Net Earnings / Revenue	-3.01%	-4.15%	-0.31%
Basic Earnings Per Share	-$0.12		-$0.05
Diluted Earnings Per Share	-$0.12	-$0.17	-$0.05
COMMON SHARES
Basic Shares Outstanding	223.4M shares	221.1M shares	220.1M shares
Diluted Shares Outstanding	223.4M shares		220.1M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$622.0M	$609.0M	$609.0M
YoY Change	-21.27%	-19.97%	-19.97%
Cash & Equivalents	$622.0M	$609.0M	$609.0M
Short-Term Investments
Other Short-Term Assets	$108.0M	$90.00M	$87.00M
YoY Change	9.09%	-21.05%	-17.92%
Inventory
Prepaid Expenses	$19.00M	$21.00M
Receivables	$98.00M	$93.00M	$93.00M
Other Receivables	$79.00M	$82.00M	$82.00M
Total Short-Term Assets	$903.0M	$871.0M	$871.0M
YoY Change	-13.34%	-14.61%	-14.61%
LONG-TERM ASSETS
Property, Plant & Equipment	$330.0M	$309.0M	$3.273B
YoY Change	36.36%	36.73%	20.77%
Goodwill
YoY Change
Intangibles	$27.00M	$28.00M
YoY Change	-3.57%	0.0%
Long-Term Investments
YoY Change
Other Assets	$348.0M	$330.0M	$821.0M
YoY Change	15.23%	24.53%	10.8%
Total Long-Term Assets	$4.303B	$4.122B	$4.122B
YoY Change	18.61%	18.48%	18.48%
TOTAL ASSETS
Total Short-Term Assets	$903.0M	$871.0M	$871.0M
Total Long-Term Assets	$4.303B	$4.122B	$4.122B
Total Assets	$5.206B	$4.993B	$4.993B
YoY Change	11.48%	10.98%	10.98%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$131.0M	$134.0M	$134.0M
YoY Change	65.82%	50.56%	50.56%
Accrued Expenses	$680.0M	$691.0M	$691.0M
YoY Change	9.85%	14.59%	14.59%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$265.0M	$251.0M	$251.0M
YoY Change	23.26%	59.87%	59.87%
Total Short-Term Liabilities	$1.797B	$1.658B	$1.658B
YoY Change	6.96%	6.62%	6.62%
LONG-TERM LIABILITIES
Long-Term Debt	$201.0M	$219.0M	$219.0M
YoY Change	-5.19%	-19.49%	-19.49%
Other Long-Term Liabilities	$125.0M	$134.0M	$2.609B
YoY Change	17.92%	38.14%	20.62%
Total Long-Term Liabilities	$326.0M	$353.0M	$2.828B
YoY Change	2.52%	-4.34%	16.14%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.797B	$1.658B	$1.658B
Total Long-Term Liabilities	$326.0M	$353.0M	$2.828B
Total Liabilities	$4.722B	$4.486B	$4.486B
YoY Change	12.91%	12.43%	12.43%
SHAREHOLDERS EQUITY
Retained Earnings	$85.00M	$111.0M
YoY Change	-22.02%	-9.02%
Common Stock	$0.00	$0.00
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$484.0M	$507.0M	$507.0M
YoY Change
Total Liabilities & Shareholders Equity	$5.206B	$4.993B	$4.993B
YoY Change	11.48%	10.98%	10.98%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	-$26.00M	-$37.00M	-$11.00M
YoY Change	100.0%	-192.5%	-70.27%
Depreciation, Depletion And Amortization	$16.00M	$14.00M	$50.00M
YoY Change	45.45%	55.56%	11.11%
Cash From Operating Activities	-$22.00M	-$54.00M	-$261.0M
YoY Change	-12.0%	-157.45%	234.62%
INVESTING ACTIVITIES
Capital Expenditures	$17.00M	$14.00M	$51.00M
YoY Change	54.55%	40.0%	24.39%
Acquisitions
YoY Change
Other Investing Activities	$3.000M	$15.00M	$3.000M
YoY Change	50.0%	-155.56%	50.0%
Cash From Investing Activities	-$7.000M	$1.000M	-$90.00M
YoY Change	-170.0%	-102.7%	-41.56%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net	$74.00M		$131.0M
YoY Change	94.74%		-50.75%
Cash From Financing Activities	$42.00M	22.00M	$199.0M
YoY Change	-4.55%	-26.67%	165.33%
NET CHANGE
Cash From Operating Activities	-$22.00M	-54.00M	-$261.0M
Cash From Investing Activities	-$7.000M	1.000M	-$90.00M
Cash From Financing Activities	$42.00M	22.00M	$199.0M
Net Change In Cash	$13.00M	-31.00M	-$152.0M
YoY Change	-55.17%	-135.63%	-3.18%
FREE CASH FLOW
Cash From Operating Activities	-$22.00M	-$54.00M	-$261.0M
Capital Expenditures	$17.00M	$14.00M	$51.00M
Free Cash Flow	-$39.00M	-$68.00M	-$312.0M
YoY Change	8.33%	-180.95%	162.18%

Facts In Submission

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CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	001-40304
CY2023	dei	Entity Registrant Name EntityRegistrantName	Frontier Group Holdings, Inc.
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	46-3681866
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CY2023	dei	Security12b Title Security12bTitle	Common Stock, $0.001 par value
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CY2021	us-gaap	Net Income Loss NetIncomeLoss	-102000000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	43000000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-8000000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-32000000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	50000000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	45000000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	38000000	usd
CY2023	us-gaap	Sale And Leaseback Transaction Gain Loss Net SaleAndLeasebackTransactionGainLossNet	147000000	usd
CY2022	us-gaap	Sale And Leaseback Transaction Gain Loss Net SaleAndLeasebackTransactionGainLossNet	87000000	usd
CY2021	us-gaap	Sale And Leaseback Transaction Gain Loss Net SaleAndLeasebackTransactionGainLossNet	60000000	usd
CY2023	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2022	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-7000000	usd
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2023	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	0	usd
CY2022	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	0	usd
CY2021	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	22000000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	14000000	usd
CY2021	fron	Increase Decrease In Supplies And Other Current Assets IncreaseDecreaseInSuppliesAndOtherCurrentAssets	-174000000	usd
CY2022	fron	Increase Decrease In Deposits On Aircraft Maintenance IncreaseDecreaseInDepositsOnAircraftMaintenance	18000000	usd
CY2021	fron	Increase Decrease In Deposits On Aircraft Maintenance IncreaseDecreaseInDepositsOnAircraftMaintenance	20000000	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	163000000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	94000000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	47000000	usd
CY2021	fron	Increase Decrease In Contract With Customer Liability Air Traffic IncreaseDecreaseInContractWithCustomerLiabilityAirTraffic	138000000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	130000000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	84000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-261000000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-78000000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	216000000	usd
CY2023	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	51000000	usd
CY2022	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	41000000	usd
CY2021	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	27000000	usd
CY2023	fron	Payments For Pre Delivery Deposits For Flight Equipment Net Of Refunds PaymentsForPreDeliveryDepositsForFlightEquipmentNetOfRefunds	36000000	usd
CY2022	fron	Payments For Pre Delivery Deposits For Flight Equipment Net Of Refunds PaymentsForPreDeliveryDepositsForFlightEquipmentNetOfRefunds	111000000	usd
CY2021	fron	Payments For Pre Delivery Deposits For Flight Equipment Net Of Refunds PaymentsForPreDeliveryDepositsForFlightEquipmentNetOfRefunds	36000000	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	3000000	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2000000	usd
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	4000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-90000000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-154000000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-67000000	usd
CY2023	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	171000000	usd
CY2022	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	273000000	usd
CY2021	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	163000000	usd
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	131000000	usd
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	266000000	usd
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	97000000	usd
CY2023	fron	Proceeds From Sale Leaseback Transactions ProceedsFromSaleLeasebackTransactions	163000000	usd
CY2022	fron	Proceeds From Sale Leaseback Transactions ProceedsFromSaleLeasebackTransactions	71000000	usd
CY2021	fron	Proceeds From Sale Leaseback Transactions ProceedsFromSaleLeasebackTransactions	59000000	usd
CY2023	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	0	usd
CY2022	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	0	usd
CY2021	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	266000000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1000000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1000000	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	3000000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	5000000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4000000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	199000000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	75000000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	391000000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-152000000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-157000000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	540000000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	761000000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	918000000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	378000000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	609000000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	761000000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	918000000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	310000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-102000000	usd
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	3000000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	1000000	usd
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	3000000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11000000	usd
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	267000000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	43000000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	530000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-37000000	usd
CY2022	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	4000000	usd
CY2022	fron	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent Amortization OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParentAmortization	1000000	usd
CY2022	fron	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent Unrealized Gain OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParentUnrealizedGain	3000000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	15000000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	509000000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-11000000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	5000000	usd
CY2023	fron	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent Amortization OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParentAmortization	1000000	usd
CY2023	fron	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent Unrealized Gain OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParentUnrealizedGain	-2000000	usd
CY2023	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	14000000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	507000000	usd
CY2023	fron	Number Of Airports NumberOfAirports	90	airport
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	reportablesegment
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:12pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:12pt;text-indent:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts in the financial statements and accompanying notes. Actual results could differ from those estimates.</span></div>
CY2021Q2	fron	Sale Of Stock Offering Discounts And Commissions SaleOfStockOfferingDiscountsAndCommissions	14000000	usd
CY2021Q2	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	5000000	usd
CY2023Q4	us-gaap	Restricted Cash RestrictedCash	1000000	usd
CY2022Q4	us-gaap	Restricted Cash RestrictedCash	1000000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	3000000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	4000000	usd
CY2023Q4	us-gaap	Airline Related Inventory Valuation Reserves AirlineRelatedInventoryValuationReserves	10000000	usd
CY2022Q4	us-gaap	Airline Related Inventory Valuation Reserves AirlineRelatedInventoryValuationReserves	8000000	usd
CY2023	us-gaap	Depreciation Nonproduction DepreciationNonproduction	50000000	usd
CY2022	us-gaap	Depreciation Nonproduction DepreciationNonproduction	44000000	usd
CY2021	us-gaap	Depreciation Nonproduction DepreciationNonproduction	38000000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	0	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1000000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	0	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	50000000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	45000000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	38000000	usd
CY2023Q4	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	13000000	usd
CY2022Q4	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	0	usd
CY2023Q4	us-gaap	Notes And Loans Receivable Net Noncurrent NotesAndLoansReceivableNetNoncurrent	16000000	usd
CY2022Q4	us-gaap	Notes And Loans Receivable Net Noncurrent NotesAndLoansReceivableNetNoncurrent	3000000	usd
CY2023	us-gaap	Payments To Acquire Receivables PaymentsToAcquireReceivables	35000000	usd
CY2023	us-gaap	Proceeds From Sale And Collection Of Receivables ProceedsFromSaleAndCollectionOfReceivables	3000000	usd
CY2023	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-7000000	usd
CY2022	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1000000	usd
CY2023Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1000000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	0	usd
CY2022Q4	fron	Deposits On Aircraft Maintenance Allowance For Credit Loss DepositsOnAircraftMaintenanceAllowanceForCreditLoss	0	usd
CY2023Q4	fron	Deposits On Aircraft Maintenance Allowance For Credit Loss DepositsOnAircraftMaintenanceAllowanceForCreditLoss	0	usd
CY2023	us-gaap	Advertising Expense AdvertisingExpense	5000000	usd
CY2022	us-gaap	Advertising Expense AdvertisingExpense	9000000	usd
CY2021	us-gaap	Advertising Expense AdvertisingExpense	7000000	usd
CY2021	fron	Cares Act Employee Retention Credit CARESActEmployeeRetentionCredit	17000000	usd
CY2023Q4	fron	Multiemployer Plan Number Of Employee Groups MultiemployerPlanNumberOfEmployeeGroups	7	employeegroup
CY2023	us-gaap	Multiemployer Plan Pension Significant Employees Covered By Collective Bargaining Arrangement To All Entitys Employees Percentage MultiemployerPlanPensionSignificantEmployeesCoveredByCollectiveBargainingArrangementToAllEntitysEmployeesPercentage	0.86
CY2023Q4	fron	Aircraft Maintenance Deposits Number Of Lessors AircraftMaintenanceDepositsNumberOfLessors	1	lessor
CY2023Q4	fron	Number Of Vendors Pre Delivery Deposits NumberOfVendorsPreDeliveryDeposits	1	vendor
CY2023Q4	fron	Contract With Customer Liability Air Traffic ContractWithCustomerLiabilityAirTraffic	259000000	usd
CY2022Q4	fron	Contract With Customer Liability Air Traffic ContractWithCustomerLiabilityAirTraffic	328000000	usd
CY2023Q4	fron	Contract With Customer Liability Travel Club Revenue Current ContractWithCustomerLiabilityTravelClubRevenueCurrent	60000000	usd
CY2022Q4	fron	Contract With Customer Liability Travel Club Revenue Current ContractWithCustomerLiabilityTravelClubRevenueCurrent	60000000	usd
CY2023	fron	Contract With Customer Liability Revenue Recognized Including Opening Balance ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance	44000000	usd
CY2022	fron	Contract With Customer Liability Revenue Recognized Including Opening Balance ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance	82000000	usd
CY2021	fron	Contract With Customer Liability Revenue Recognized Including Opening Balance ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance	58000000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3589000000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3326000000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2060000000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3589000000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3326000000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2060000000	usd
CY2023Q4	fron	Supplier Incentives Current SupplierIncentivesCurrent	50000000	usd
CY2022Q4	fron	Supplier Incentives Current SupplierIncentivesCurrent	55000000	usd
CY2023Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	21000000	usd
CY2022Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	20000000	usd
CY2023Q4	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	13000000	usd
CY2022Q4	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	0	usd
CY2023Q4	fron	Income Taxes And Other Taxes Receivable Current IncomeTaxesAndOtherTaxesReceivableCurrent	3000000	usd
CY2022Q4	fron	Income Taxes And Other Taxes Receivable Current IncomeTaxesAndOtherTaxesReceivableCurrent	8000000	usd
CY2023Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	0	usd
CY2022Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	24000000	usd
CY2023Q4	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	3000000	usd
CY2022Q4	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	7000000	usd
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	90000000	usd
CY2022Q4	us-gaap	Other Assets Current OtherAssetsCurrent	114000000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	183000000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	151000000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	309000000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	226000000	usd
CY2023Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	26000000	usd
CY2023Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	26000000	usd
CY2022Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	26000000	usd
CY2022Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	26000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P16Y
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	16000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	14000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	2000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	16000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	14000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	2000000	usd
CY2023Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	42000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	14000000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	28000000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	42000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	14000000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	28000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	1000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	1000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	1000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1000000	usd
CY2023Q4	fron	Finite Lived Intangible Asset Expected Amortization Year Six FiniteLivedIntangibleAssetExpectedAmortizationYearSix	1000000	usd
CY2022Q4	fron	Derivative Premium Option Number Of Future Aircraft Deliveries DerivativePremiumOptionNumberOfFutureAircraftDeliveries	4	engine
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-1000000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	4000000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	1000000	usd
CY2023Q4	fron	Passenger Taxes And Fees Payable Current PassengerTaxesAndFeesPayableCurrent	125000000	usd
CY2022Q4	fron	Passenger Taxes And Fees Payable Current PassengerTaxesAndFeesPayableCurrent	113000000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	107000000	usd
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	104000000	usd
CY2023Q4	fron	Accrued Aircraft Maintenance Materials And Repairs Current AccruedAircraftMaintenanceMaterialsAndRepairsCurrent	76000000	usd
CY2022Q4	fron	Accrued Aircraft Maintenance Materials And Repairs Current AccruedAircraftMaintenanceMaterialsAndRepairsCurrent	63000000	usd
CY2023Q4	fron	Accrued Landing Fees And Other Rentals Current AccruedLandingFeesAndOtherRentalsCurrent	69000000	usd
CY2022Q4	fron	Accrued Landing Fees And Other Rentals Current AccruedLandingFeesAndOtherRentalsCurrent	57000000	usd
CY2023Q4	fron	Accrued Fuel Costs Current AccruedFuelCostsCurrent	35000000	usd
CY2022Q4	fron	Accrued Fuel Costs Current AccruedFuelCostsCurrent	34000000	usd
CY2023Q4	fron	Leased Aircraft Return Liability Current LeasedAircraftReturnLiabilityCurrent	1000000	usd
CY2022Q4	fron	Leased Aircraft Return Liability Current LeasedAircraftReturnLiabilityCurrent	84000000	usd
CY2023Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	48000000	usd
CY2022Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	63000000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	461000000	usd
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	518000000	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	474000000	usd
CY2022Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	431000000	usd
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	251000000	usd
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	157000000	usd
CY2023Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	4000000	usd
CY2022Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	2000000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	219000000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	272000000	usd
CY2023	fron	Debt Instrument Periodic Payment Interest Period DebtInstrumentPeriodicPaymentInterestPeriod	P90D
CY2023	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	0	usd
CY2022	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	0	usd
CY2021	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	22000000	usd
CY2023	us-gaap	Interest Paid InterestPaid	28000000	usd
CY2022	us-gaap	Interest Paid InterestPaid	14000000	usd
CY2021	us-gaap	Interest Paid InterestPaid	9000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	252000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	76000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	0	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	0	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	66000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	80000000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	474000000	usd
CY2021Q2	fron	Lessee Operating Lease Termination Number Of Aircraft LesseeOperatingLeaseTerminationNumberOfAircraft	6	aircraft
CY2023	fron	Aircraft Rent Expense AircraftRentExpense	554000000	usd
CY2022	fron	Aircraft Rent Expense AircraftRentExpense	556000000	usd
CY2021	fron	Aircraft Rent Expense AircraftRentExpense	530000000	usd
CY2023	fron	Supplemental Rent Expense Non Recoverable SupplementalRentExpenseNonRecoverable	2000000	usd
CY2022	fron	Supplemental Rent Expense Non Recoverable SupplementalRentExpenseNonRecoverable	1000000	usd
CY2021	fron	Supplemental Rent Expense Non Recoverable SupplementalRentExpenseNonRecoverable	3000000	usd
CY2023	fron	Supplemental Rent Expense Lease Return Obligations SupplementalRentExpenseLeaseReturnObligations	20000000	usd
CY2022	fron	Supplemental Rent Expense Lease Return Obligations SupplementalRentExpenseLeaseReturnObligations	90000000	usd
CY2021	fron	Supplemental Rent Expense Lease Return Obligations SupplementalRentExpenseLeaseReturnObligations	61000000	usd
CY2023Q4	fron	Aircraft Lease Returns Liability AircraftLeaseReturnsLiability	26000000	usd
CY2022Q4	fron	Aircraft Lease Returns Liability AircraftLeaseReturnsLiability	102000000	usd
CY2023Q4	fron	Aircraft Maintenance Deposits Expected To Be Recoverable AircraftMaintenanceDepositsExpectedToBeRecoverable	96000000	usd
CY2022Q4	fron	Aircraft Maintenance Deposits Expected To Be Recoverable AircraftMaintenanceDepositsExpectedToBeRecoverable	117000000	usd
CY2022Q4	fron	Aircraft Maintenance Deposits Expected To Be Recoverable Eligible Maintenance Performed AircraftMaintenanceDepositsExpectedToBeRecoverableEligibleMaintenancePerformed	12000000	usd
CY2023Q4	fron	Aircraft Maintenance Deposits Expected To Be Recoverable Eligible Maintenance Performed AircraftMaintenanceDepositsExpectedToBeRecoverableEligibleMaintenancePerformed	12000000	usd
CY2023Q4	fron	Deposits On Aircraft Maintenance Noncurrent DepositsOnAircraftMaintenanceNoncurrent	84000000	usd
CY2022Q4	fron	Deposits On Aircraft Maintenance Noncurrent DepositsOnAircraftMaintenanceNoncurrent	105000000	usd
CY2023Q4	fron	Lessee Operating Lease Maintenance Reserve Payment Year Four LesseeOperatingLeaseMaintenanceReservePaymentYearFour	3000000	usd
CY2023Q4	fron	Lessee Operating Lease Maintenance Reserve Payment Year Two LesseeOperatingLeaseMaintenanceReservePaymentYearTwo	3000000	usd
CY2023Q4	fron	Lessee Operating Lease Maintenance Reserve Payment Year Three LesseeOperatingLeaseMaintenanceReservePaymentYearThree	3000000	usd
CY2023Q4	fron	Lessee Operating Lease Maintenance Reserve Payment Year One LesseeOperatingLeaseMaintenanceReservePaymentYearOne	3000000	usd
CY2023Q4	fron	Lessee Operating Lease Maintenance Reserve Payment Year Five LesseeOperatingLeaseMaintenanceReservePaymentYearFive	4000000	usd
CY2023Q4	fron	Lessee Operating Lease Maintenance Reserve Payment Due After Year Five LesseeOperatingLeaseMaintenanceReservePaymentDueAfterYearFive	1000000	usd
CY2023	fron	Rent Benefit Related To Previously Accrued Lease Return Costs RentBenefitRelatedToPreviouslyAccruedLeaseReturnCosts	53000000	usd
CY2023	fron	Number Of Airports NumberOfAirports	90	airport
CY2021	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	-22000000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	2964000000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	2484000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	549000000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	465000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2440000000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2034000000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	2989000000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	2499000000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0623
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0539
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	539000000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	478000000	usd
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	454000000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	304000000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	219000000	usd
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	284000000	usd
CY2023	us-gaap	Lease Cost LeaseCost	843000000	usd
CY2022	us-gaap	Lease Cost LeaseCost	697000000	usd
CY2021	us-gaap	Lease Cost LeaseCost	738000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	566000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	563000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	500000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	434000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	352000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1417000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	3832000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	843000000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	2989000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	549000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2440000000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	535000000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	464000000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	461000000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	14000000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	15000000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11000000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3000000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3000000	usd
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2000000	usd
CY2023Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized	2178758	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	5000000	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7373678	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	1.96
CY2022Q4	fron	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAggregateGrantDateFairValue	7000000	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0
CY2023	fron	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodAggregateGrantDateFairValue	0	usd
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	4322711	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0.29
CY2023	fron	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodAggregateGrantDateFairValue	0	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	28500	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	10.93
CY2023	fron	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriodAggregateGrantDateFairValue	0	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3022467	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	4.27
CY2023Q4	fron	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAggregateGrantDateFairValue	7000000	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	3022467	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	4.27
CY2023Q4	fron	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Aggregate Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableAggregateGrantDateFairValue	7000000	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	4322711	shares
CY2022	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	277729	shares
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	2202895	shares
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	26000000	usd
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	3000000	usd
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	32000000	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	6000000	usd
CY2023Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	0	usd
CY2023Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	0	usd
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P2Y4M24D
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	65000000	usd
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	56000000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	46000000	usd
CY2023Q4	fron	Defined Contribution Plan Employers Matching Contribution Eligibility Period DefinedContributionPlanEmployersMatchingContributionEligibilityPeriod	P60D
CY2023Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	1391000000	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	2500000000	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Third Year PurchaseObligationDueInThirdYear	2358000000	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Fourth Year PurchaseObligationDueInFourthYear	2448000000	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Fifth Year PurchaseObligationDueInFifthYear	2403000000	usd
CY2023Q4	us-gaap	Purchase Obligation Due After Fifth Year PurchaseObligationDueAfterFifthYear	1356000000	usd
CY2023Q4	us-gaap	Purchase Obligation PurchaseObligation	12456000000	usd
CY2023Q4	fron	Multiemployer Plan Number Of Employee Groups MultiemployerPlanNumberOfEmployeeGroups	7	employeegroup
CY2023	us-gaap	Multiemployer Plan Pension Significant Employees Covered By Collective Bargaining Arrangement To All Entitys Employees Percentage MultiemployerPlanPensionSignificantEmployeesCoveredByCollectiveBargainingArrangementToAllEntitysEmployeesPercentage	0.86
CY2023Q4	us-gaap	Self Insurance Reserve SelfInsuranceReserve	5000000	usd
CY2022Q4	us-gaap	Self Insurance Reserve SelfInsuranceReserve	5000000	usd
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	750000000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	222998790	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	217875890	shares
CY2023Q4	fron	Common Stock Voting Rights Number Of Votes Per Share CommonStockVotingRightsNumberOfVotesPerShare	1	votepershare
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2023	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2023	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	0	usd
CY2022	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1000000	usd
CY2021	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1000000	usd
CY2022Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	0	usd
CY2023Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	0	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-11000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-37000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-102000000	usd
CY2023	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	usd
CY2022	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	usd
CY2021	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-11000000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-37000000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-102000000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	220097989	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	217601373	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	211436542	shares
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.05
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.17
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.48
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-11000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-37000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-102000000	usd
CY2023	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	0	usd
CY2022	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	0	usd
CY2021	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	0	usd
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-11000000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-37000000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-102000000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	220097989	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	217601373	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	211436542	shares
CY2023	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220097989	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	217601373	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	211436542	shares
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.05
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.17
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.48
CY2023	fron	Effective Income Tax Rate Reconciliation Tax Expense Benefit Employee Benefits Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitEmployeeBenefitsPercent	0.066
CY2022	fron	Effective Income Tax Rate Reconciliation Tax Expense Benefit Employee Benefits Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitEmployeeBenefitsPercent	-0.016
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-1000000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-10000000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1000000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	0	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	0	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	0	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	0	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-10000000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	41000000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-7000000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-32000000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2000000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1000000	usd
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$ULCC
Frontier Group Holdings, Inc. Stock $ulcc

2024 Q1 Form 10-K Financial Statement

#000167007624000021 Filed on February 20, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ULCC Frontier Group Holdings, Inc. Stock $ulcc

2024 Q1 Form 10-K Financial Statement

#000167007624000021 Filed on February 20, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ULCC
Frontier Group Holdings, Inc. Stock $ulcc