Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020
Net cash provided by (used in) operating activities		$ 3,644	$ (1,076)
Cash flows from investing activities:
Capital expenditures, net of aircraft purchase deposit returns		118	(1,233)
Proceeds from sale-leaseback transactions		163	376
Proceeds from sale of property and equipment		161	148
Purchases of short-term investments		(13,840)	(7,936)
Sales of short-term investments		2,837	2,131
Increase in restricted short-term investments		(404)	(386)
Other investing activities		(71)	(61)
Net cash used in investing activities		(11,036)	(6,961)
Cash flows from financing activities:
Proceeds from issuance of long-term debt		12,096	9,464
Payments on long-term debt and finance leases		(5,040)	(2,477)
Proceeds from issuance of equity		460	1,527
Deferred financing costs		(166)	(84)
Treasury stock repurchases and shares withheld for taxes pursuant to employee stock plans		(13)	(173)
Dividend payments		0	(43)
Other financing activities		121	0
Net cash provided by financing activities		7,458	8,214
Net increase in cash and restricted cash		66	177
Cash and restricted cash at beginning of period		399	290
Cash and restricted cash at end of period	[1]	465	467
Non-cash transactions:
Right-of-use (ROU) assets acquired through operating leases		706	421
Property and equipment acquired through finance leases		61	0
Settlement of bankruptcy obligations		0	56
Deferred financing costs paid through issuance of debt		0	17
Supplemental information:
Interest paid, net		687	501
Income taxes paid		1	2
American Airlines, Inc.
Net cash provided by (used in) operating activities		6,134	2,295
Cash flows from investing activities:
Capital expenditures, net of aircraft purchase deposit returns		133	(1,208)
Proceeds from sale-leaseback transactions		163	376
Proceeds from sale of property and equipment		161	148
Purchases of short-term investments		(13,827)	(7,936)
Sales of short-term investments		2,837	2,131
Increase in restricted short-term investments		(404)	(386)
Other investing activities		(71)	(62)
Net cash used in investing activities		(11,008)	(6,937)
Cash flows from financing activities:
Proceeds from issuance of long-term debt		10,115	6,868
Payments on long-term debt and finance leases		(5,016)	(1,971)
Deferred financing costs		(165)	(75)
Net cash provided by financing activities		4,934	4,822
Net increase in cash and restricted cash		60	180
Cash and restricted cash at beginning of period		385	277
Cash and restricted cash at end of period	[2]	445	457
Non-cash transactions:
Right-of-use (ROU) assets acquired through operating leases		704	412
Property and equipment acquired through finance leases		61	0
Settlement of bankruptcy obligations		0	56
Deferred financing costs paid through issuance of debt		0	17
Supplemental information:
Interest paid, net		615	469
Income taxes paid		$ 1	$ 2

[1] The following table provides a reconciliation of cash and restricted cash to amounts reported within the condensed consolidated balance sheets: Cash$325 $462 Restricted cash included in restricted cash and short-term investments140 5 Total cash and restricted cash$465 $467 

[2] The following table provides a reconciliation of cash and restricted cash to amounts reported within the condensed consolidated balance sheets: Cash$305 $452 Restricted cash included in restricted cash and short-term investments140 5 Total cash and restricted cash$445 $457