| | Carrier | Total Flights | % Flights On Time | % Flights Late | % Flights Cancelled | % Flights Diverted |
| 1 | Southwest Airlines Co. (WN) | 794,849 | 82.0 | 16.7 | 1.1 | 0.2 |
| 2 | Trans World Airways LLC (TW) | 274,037 | 80.7 | 17.0 | 2.1 | 0.2 |
| 3 | US Airways Inc. (US) | 718,751 | 80.2 | 17.8 | 1.8 | 0.2 |
| 4 | American Airlines Inc. (AA) | 663,954 | 79.3 | 18.4 | 2.0 | 0.3 |
| 5 | Continental Air Lines Inc. (CO) | 403,349 | 78.3 | 19.7 | 1.7 | 0.3 |
| 6 | Summary | 5,411,843 | 77.9 | 20.0 | 1.8 | 0.2 |
| 7 | America West Airlines Inc. (HP) | 206,304 | 77.6 | 20.9 | 1.3 | 0.1 |
| 8 | United Air Lines Inc. (UA) | 743,847 | 76.1 | 21.4 | 2.3 | 0.2 |
| 9 | Alaska Airlines Inc. (AS) | 147,750 | 75.3 | 22.3 | 2.1 | 0.4 |
| 10 | Northwest Airlines Inc. (NW) | 537,152 | 75.0 | 22.3 | 2.5 | 0.3 |
| 11 | Delta Air Lines Inc. (DL) | 921,850 | 74.4 | 24.0 | 1.5 | 0.2 |
