Statements of Consolidated Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Operating revenue:
Total operating revenue	$ 14,178	$ 12,112	$ 25,607	$ 19,678
Operating expense:
Salaries and related costs	3,710	2,836	7,032	5,623
Aircraft fuel	2,820	3,811	5,994	6,041
Landing fees and other rent	765	668	1,482	1,280
Aircraft maintenance materials and outside repairs	686	527	1,388	934
Depreciation and amortization	669	611	1,324	1,222
Regional capacity purchase	599	567	1,214	1,132
Distribution expenses	487	393	890	619
Aircraft rent	49	67	105	128
Special charges	859	112	873	104
Other operating expenses	2,017	1,642	3,831	3,093
Total operating expense	12,661	11,234	24,133	20,176
Operating income (loss)	1,517	878	1,474	(498)
Nonoperating income (expense):
Interest expense	(493)	(420)	(979)	(844)
Interest income	216	33	386	38
Interest capitalized	42	22	80	46
Unrealized gains (losses) on investments, net	84	(40)	108	(40)
Miscellaneous, net	21	(14)	62	5
Total nonoperating expense, net	(130)	(419)	(343)	(795)
Income (loss) before income tax expense (benefit)	1,387	459	1,131	(1,293)
Income tax expense (benefit)	312	130	250	(245)
Net income (loss)	$ 1,075	$ 329	$ 881	$ (1,048)
Earnings (loss) per share, basic (in dollars per share)	$ 3.28	$ 1.01	$ 2.69	$ (3.22)
Earnings (loss) per share, diluted (in dollars per share)	$ 3.24	$ 1.00	$ 2.66	$ (3.22)
Passenger revenue
Operating revenue:
Total operating revenue	$ 13,002	$ 10,829	$ 23,276	$ 17,177
Cargo
Operating revenue:
Total operating revenue	362	574	760	1,201
Other operating revenue
Operating revenue:
Total operating revenue	$ 814	$ 709	$ 1,571	$ 1,300