Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Revenue:
Operating revenue	$ 47,007	$ 44,438	$ 41,138
Operating Expense:
Salaries and related costs	11,225	10,743	10,058
Aircraft fuel and related taxes	8,519	9,020	6,756
Regional carriers expense, excluding fuel	3,584	3,438	3,466
Contracted services	2,641	2,175	2,108
Depreciation and amortization	2,581	2,329	2,222
Passenger commissions and other selling expenses	1,993	1,941	1,827
Landing fees and other rents	1,762	1,662	1,501
Aircraft maintenance materials and outside repairs	1,751	1,575	1,591
Profit sharing	1,643	1,301	1,065
Passenger service	1,251	1,178	1,123
Ancillary businesses and refinery	1,245	1,695	1,495
Aircraft rent	423	394	351
Other	1,771	1,723	1,609
Total operating expense	40,389	39,174	35,172
Operating Income	6,618	5,264	5,966
Non-Operating Expense:
Interest expense, net	(301)	(311)	(396)
Gain/(loss) on Investments, net	119	38	0
Miscellaneous, net	(238)	160	(70)
Total non-operating expense, net	(420)	(113)	(466)
Income Before Income Taxes	6,198	5,151	5,500
Income Tax Provision	(1,431)	(1,216)	(2,295)
Net Income	$ 4,767	$ 3,935	$ 3,205
Basic Earnings Per Share (usd per share)	$ 7.32	$ 5.69	$ 4.45
Diluted Earnings Per Share (usd per share)	7.30	5.67	4.43
Cash Dividends Declared Per Share (usd per share)	$ 1.51	$ 1.31	$ 1.02
Passenger
Operating Revenue:
Operating revenue	$ 42,277	$ 39,755	$ 36,947
Cargo
Operating Revenue:
Operating revenue	753	865	744
Other
Operating Revenue:
Operating revenue	$ 3,977	$ 3,818	$ 3,447