| Total System Available Seat Miles | ||||||||||||||
| Millions | ||||||||||||||
| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | ||
| American | 155,177 | 152,796 | 153,923 | 155,302 | 160,438 | 161,035 | 153,227 | 172,207 | 165,214 | 174,002 | 176,102 | 174,016 | 169,901 | |
| Continental | 54,310 | 54,998 | 61,941 | 70,636 | 79,434 | 83,771 | 81,202 | 77,193 | 76,086 | 81,506 | 85,675 | 93,614 | 99,135 | |
| Delta | 130,219 | 133,715 | 138,831 | 142,144 | 144,797 | 147,221 | 141,425 | 131,682 | 120,455 | 129,907 | 133,847 | 125,418 | 127,744 | |
| Northwest | 87,673 | 94,021 | 97,152 | 91,444 | 99,575 | 103,527 | 98,565 | 93,583 | 89,077 | 91,510 | 91,915 | 85,716 | 86,291 | |
| United | 158,570 | 162,845 | 169,111 | 174,009 | 176,688 | 175,493 | 164,850 | 148,807 | 136,566 | 145,388 | 140,294 | 143,085 | 141,896 | |
| US Airways | 58,679 | 57,349 | 58,499 | 56,882 | 59,248 | 66,631 | 66,773 | 56,410 | 51,565 | 53,991 | 53,431 | 77,322 | 75,832 | |
| America West | 19,421 | 21,625 | 23,568 | 24,307 | 25,908 | 27,112 | 26,546 | 26,995 | 27,871 | 30,153 | 30,503 | - | - | |
| --sub Network | 664,049 | 677,349 | 703,025 | 714,724 | 746,087 | 764,789 | 732,588 | 706,877 | 666,834 | 706,458 | 711,766 | 699,172 | 700,800 | |
| Southwest | 36,841 | 40,900 | 44,728 | 47,619 | 52,901 | 59,941 | 65,538 | 69,059 | 71,911 | 77,006 | 85,354 | 92,785 | 99,767 | |
| jetBlue | - | - | - | - | - | 1,380 | 4,260 | 8,229 | 13,689 | 18,967 | 23,744 | 28,581 | 32,148 | |
| AirTran | 115 | 1,467 | 1,413 | 4,604 | 5,813 | 5,917 | 6,594 | 8,408 | 10,105 | 12,005 | 15,384 | 19,011 | 22,706 | |
| Frontier | 717 | 1,309 | 1,810 | 2,174 | 3,387 | 4,039 | 4,681 | 5,177 | 6,618 | 8,222 | 9,195 | 10,493 | 12,585 | |
| ATA | 12,816 | 13,124 | 12,640 | 13,659 | 14,234 | 16,049 | 16,015 | 17,516 | 20,368 | 20,724 | 13,168 | 8,106 | 8,489 | |
| -- sub LCC | 50,489 | 56,799 | 60,591 | 68,057 | 76,334 | 87,326 | 97,088 | 108,389 | 122,690 | 136,924 | 146,844 | 158,976 | 175,694 | |
| Alaska | 13,885 | 14,904 | 15,436 | 16,807 | 17,351 | 17,315 | 17,918 | 19,356 | 20,921 | 22,275 | 22,295 | 23,281 | 24,214 | |
| Hawaiian | 4,677 | 5,101 | 5,440 | 5,575 | 6,324 | 7,442 | 7,923 | 6,534 | 7,210 | 7,223 | 7,759 | 8,053 | 9,221 | |
| Midwest | 1,825 | 1,998 | 2,234 | 2,515 | 3,020 | 3,188 | 3,233 | 3,206 | 3,031 | 3,665 | 4,441 | 5,065 | 5,504 | |
| -- sub Other | 20,388 | 22,003 | 23,110 | 24,896 | 26,694 | 27,945 | 29,074 | 29,095 | 31,162 | 33,164 | 34,495 | 36,399 | 38,938 | |
| Total All Sectors | 734,925 | 756,152 | 786,726 | 807,677 | 849,115 | 880,059 | 858,750 | 844,361 | 820,687 | 876,546 | 893,106 | 894,547 | 915,432 | |
| Source: US DOT Form 41 via BTS, schedule T2. | ||||||||||||||