Statements of Consolidated Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Operating revenue:
Operating revenue	$ 1,475	$ 11,402	$ 9,454	$ 20,991
Operating expense:
Salaries and related costs	2,170	3,057	5,125	5,930
Aircraft fuel	240	2,385	1,966	4,408
Regional capacity purchase	388	715	1,125	1,403
Landing fees and other rent	429	660	1,052	1,248
Depreciation and amortization	618	560	1,233	1,107
Aircraft maintenance materials and outside repairs	110	421	544	829
Distribution expenses	31	442	326	802
Aircraft rent	47	73	97	154
Special charges (credit)	(1,449)	71	(1,386)	89
Other operating expenses	528	1,546	1,981	3,054
Total operating expenses	3,112	9,930	12,063	19,024
Operating income (loss)	(1,637)	1,472	(2,609)	1,967
Nonoperating income (expense):
Interest expense	(196)	(191)	(367)	(379)
Interest capitalized	17	21	38	43
Interest income	11	38	37	67
Unrealized gains (losses) on investments, net	9	34	(310)	51
Miscellaneous, net	(207)	(20)	(906)	(28)
Total nonoperating expense, net	(366)	(118)	(1,508)	(246)
Income (loss) before income taxes	(2,003)	1,354	(4,117)	1,721
Income tax expense (benefit)	(376)	302	(786)	377
Net income (loss)	$ (1,627)	$ 1,052	$ (3,331)	$ 1,344
Earnings (loss) per share, basic (in dollars per share)	$ (5.79)	$ 4.03	$ (12.59)	$ 5.09
Earnings (loss) per share, diluted (in dollars per share)	$ (5.79)	$ 4.02	$ (12.59)	$ 5.07
United Airlines, Inc.
Operating revenue:
Operating revenue	$ 1,475	$ 11,402	$ 9,454	$ 20,991
Operating expense:
Salaries and related costs	2,170	3,057	5,125	5,930
Aircraft fuel	240	2,385	1,966	4,408
Regional capacity purchase	388	715	1,125	1,403
Landing fees and other rent	429	660	1,052	1,248
Depreciation and amortization	618	560	1,233	1,107
Aircraft maintenance materials and outside repairs	110	421	544	829
Distribution expenses	31	442	326	802
Aircraft rent	47	73	97	154
Special charges (credit)	(1,449)	71	(1,386)	89
Other operating expenses	527	1,546	1,980	3,053
Total operating expenses	3,111	9,930	12,062	19,023
Operating income (loss)	(1,636)	1,472	(2,608)	1,968
Nonoperating income (expense):
Interest expense	(196)	(191)	(367)	(379)
Interest capitalized	17	21	38	43
Interest income	11	38	37	67
Unrealized gains (losses) on investments, net	9	34	(310)	51
Miscellaneous, net	(208)	(20)	(906)	(28)
Total nonoperating expense, net	(367)	(118)	(1,508)	(246)
Income (loss) before income taxes	(2,003)	1,354	(4,116)	1,722
Income tax expense (benefit)	(377)	302	(786)	377
Net income (loss)	(1,626)	1,052	(3,330)	1,345	[1]
Passenger revenue
Operating revenue:
Operating revenue	681	10,486	7,746	19,211
Passenger revenue | United Airlines, Inc.
Operating revenue:
Operating revenue	681	10,486	7,746	19,211
Cargo
Operating revenue:
Operating revenue	402	295	666	581
Cargo | United Airlines, Inc.
Operating revenue:
Operating revenue	402	295	666	581
Other operating revenue
Operating revenue:
Operating revenue	392	621	1,042	1,199
Other operating revenue | United Airlines, Inc.
Operating revenue:
Operating revenue	$ 392	$ 621	$ 1,042	$ 1,199

[1] Transition adjustment due to the adoption of Accounting Standards Update No. 2016-13, Financial Instruments—Credit Losses. See Note 1 to the financial statements contained in Part I, Item 1 of this report for additional information.