| Operating Income (Loss) | |||||||||
| Millions | |||||||||
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | ||
| AMR Corp | 1,381 | (2,470) | (3,330) | (844) | (134) | (89) | 1,060 | 965 | |
| Continental Airlines Inc | 729 | 144 | (330) | 188 | (238) | (39) | 468 | 687 | |
| Delta Air Lines Inc | 1,637 | (1,602) | (1,309) | (785) | (3,308) | (2,001) | 58 | 1,096 | |
| Northwest Airlines Corp | 569 | (868) | (846) | (265) | (505) | (919) | 740 | 1,104 | |
| UAL Corp | 654 | (3,771) | (2,837) | (1,360) | (854) | (219) | 447 | 1,037 | |
| US Airways Group Inc I | (53) | (1,683) | (1,317) | (251) | (378) | - | - | - | |
| US Airways Group Inc II | - | - | - | - | - | - | 558 | 533 | |
| America West Holdings Corp | (13) | (411) | (159) | 22 | (44) | - | - | - | |
| --sub Network | 4,904 | (10,661) | (10,128) | (3,295) | (5,461) | (3,267) | 3,331 | 5,422 | |
| Southwest Airlines Co | 1,022 | 631 | 341 | 379 | 404 | 725 | 934 | 791 | |
| JetBlue Airways Corp | (21) | 27 | 105 | 167 | 111 | 48 | 127 | 169 | |
| AirTran Holdings Inc | 81 | 7 | 31 | 86 | 30 | 23 | 41 | 138 | |
| Frontier Airlines Holdings Inc* | 81 | 16 | (31) | 27 | (26) | (8) | (10) | (35) | |
| --sub LCC | 1,163 | 681 | 446 | 660 | 518 | 788 | 1,092 | 1,063 | |
| Alaska Air Group Inc | (33) | (126) | (93) | (18) | 6 | 167 | (87) | 212 | |
| Hawaiian Holdings Inc | (14) | 17 | (56) | (15) | (7) | 2 | 1 | 7 | |
| Midwest Air Group Inc | 7 | (38) | (54) | (30) | (45) | (65) | 1 | - | |
| -- sub Other | (40) | (148) | (204) | (63) | (47) | 103 | (86) | 219 | |
| Total All Sectors | 6,027 | (10,127) | (9,886) | (2,698) | (4,990) | (2,376) | 4,337 | 6,704 | |
| * Frontier Airlines Inc before 2006. Year end March 31 treated as the year before. | |||||||||
| Note: Zero value might also mean data not reported. | |||||||||
| Data Source: SEC 10K Filings | |||||||||