CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Operating Revenue
Total Operating Revenue	$ 3,300	$ 3,137
Operating Expenses
Wages and benefits	1,242	1,127
Variable incentive pay	30	62
Aircraft fuel	796	681
Aircraft maintenance	216	220
Aircraft rent	61	62
Landing fees and other rentals	291	242
Contracted services	151	145
Selling expenses	99	100
Depreciation and amortization	204	194
Food and beverage service	95	85
Third-party regional carrier expense	56	64
Other	303	261
Special items - operating	35	91
Total Operating Expenses	3,579	3,334
Operating Loss	(279)	(197)
Non-operating Income (Expense)
Interest income	19	26
Interest expense	(76)	(66)
Interest capitalized	10	12
Other - net	9	(8)
Total Non-operating Expense	(38)	(36)
Loss Before Income Tax	(317)	(233)
Income tax benefit	(124)	(67)
Net Loss	$ (193)	$ (166)
Basic loss per share (in dollars per share)	$ (1.69)	$ (1.35)
Diluted loss per share (in dollars per share)	$ (1.69)	$ (1.35)
Weighted Average Shares Outstanding used for computation:
Basic	114,294,000	123,134,000
Diluted	114,294,000	123,134,000
Passenger revenue
Operating Revenue
Total Operating Revenue	$ 2,920	$ 2,808
Passenger revenue | Passenger
Operating Revenue
Total Operating Revenue	2,920	2,808
Loyalty Plan Revenue
Operating Revenue
Total Operating Revenue	574	523
Loyalty Plan Revenue | Passenger
Operating Revenue
Total Operating Revenue	347	316
Loyalty Plan Revenue | Loyalty program other
Operating Revenue
Total Operating Revenue	227	207
Cargo and other revenue
Operating Revenue
Total Operating Revenue	153	122
Cargo and other revenue | Cargo and Freight
Operating Revenue
Total Operating Revenue	$ 153	$ 122