| Net Cash Provided by (Used in) Financing Activities | ||||||||||||||||||||||
| Millions | ||||||||||||||||||||||
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018*** | 2019 | 2020 | ||
| AMR Corp | 137 | 4,211 | 2,506 | 60 | 331 | 533 | (591) | (1,675) | 382 | 2,002 | 658 | 534 | 489 | 3,799 | (315) | (1,259) | (894) | (1,145) | (1,672) | (1,568) | 10,994 | |
| Continental Airlines Inc** | (663) | 174 | 204 | 15 | (364) | 37 | 292 | 368 | (377) | (97) | - | - | - | - | - | - | - | - | - | - | - | |
| Delta Air Lines Inc | 239 | 3,306 | 583 | 548 | 636 | 830 | (606) | (120) | 1,716 | (19) | (2,521) | (1,571) | (755) | (1,320) | (3,240) | (4,088) | (4,260) | (730) | (1,726) | (2,880) | 19,356 | |
| Northwest Airlines Corp | (370) | 1,903 | 1,421 | 903 | (242) | (196) | (140) | 498 | 426 | - | - | - | - | - | - | - | - | - | - | - | - | |
| UAL Corp** | 1,418 | 2,138 | 266 | (404) | (72) | (110) | 782 | (2,147) | (702) | 117 | (200) | (2,432) | (454) | (972) | (1,596) | (2,495) | (3,213) | (195) | (1,483) | (1,250) | 12,975 | |
| US Airways Group Inc I | 1,601 | 1,029 | 334 | 1,022 | (185) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| US Airways Group Inc II | - | - | - | - | - | - | 276 | 121 | 981 | 701 | (307) | 88 | 156 | 1,143 | - | - | - | - | - | - | - | |
| America West Holdings Corp | 46 | 66 | 208 | 67 | (41) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| Midwest Air Group Inc | 13 | 65 | 23 | 27 | (6) | (1) | (3) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| --sub Network and Regional | 2,421 | 12,892 | 5,545 | 2,238 | 57 | 1,093 | 10 | (2,955) | 2,426 | 2,704 | (2,370) | (3,381) | (564) | 2,650 | (5,151) | (7,842) | (8,367) | (2,070) | (4,881) | (4,448) | 43,325 | |
| Southwest Airlines Co | (59) | 1,270 | (382) | (48) | 156 | 260 | (801) | (493) | 1,654 | 330 | (149) | (766) | (947) | (851) | (1,248) | (1,024) | (1,924) | (1,706) | (2,496) | (2,990) | 9,658 | |
| AirTran Holdings Inc | (53) | (39) | (13) | 167 | 4 | 79 | (35) | (51) | (41) | 157 | (225) | - | - | - | - | - | - | - | - | - | - | |
| JetBlue Airways Corp | 254 | 262 | 657 | 789 | 437 | 1,093 | 1,037 | 556 | 635 | 306 | (258) | 96 | (322) | (239) | (417) | (487) | (472) | (553) | 113 | 165 | 2,983 | |
| Alaska Air Group Inc | 174 | 321 | 15 | 207 | (106) | 257 | 240 | 93 | 496 | 246 | (332) | (281) | (88) | (325) | (462) | (688) | 1,491 | (592) | (647) | (813) | 1,981 | |
| Hawaiian Holdings Inc | (9) | (13) | (34) | (1) | 10 | (13) | 134 | (23) | (9) | (4) | (57) | 122 | 81 | 102 | 227 | (425) | (238) | (175) | (115) | 25 | 546 | |
| --sub Hybrid | 307 | 1,801 | 243 | 1,114 | 500 | 1,675 | 575 | 82 | 2,735 | 1,035 | (1,022) | (829) | (1,276) | (1,313) | (1,900) | (2,624) | (1,143) | (3,026) | (3,145) | (2,800) | 15,168 | |
| Frontier Airlines Holdings Inc* | 3 | 73 | 210 | 96 | 8 | 117 | 48 | 182 | (163) | - | - | - | - | - | - | - | - | - | - | - | - | |
| Spirit Airlines, Inc. | - | - | - | - | - | - | - | - | - | - | - | 157 | (13) | 9 | 144 | 399 | 250 | 467 | 481 | (120) | 1,661 | |
| -- sub ULCC | 3 | 73 | 210 | 96 | 8 | 117 | 48 | 182 | (163) | - | - | 157 | (13) | 9 | 144 | 399 | 250 | 467 | 481 | (120) | 1,661 | |
| Total All Sectors | 2,731 | 14,765 | 5,998 | 3,448 | 565 | 2,885 | 634 | (2,691) | 4,998 | 3,739 | (3,392) | (4,053) | (1,852) | 1,346 | (6,907) | (10,067) | (9,261) | (4,630) | (7,545) | (7,369) | 60,155 | |
| * Frontier Airlines Inc before 2006. Year end March 31 treated as the year before. | ||||||||||||||||||||||