| | Carrier | Total Flights | % Flights On Time | % Flights Late | % Flights Cancelled | % Flights Diverted |
| 1 | Southwest Airlines Co. (WN) | 693,101 | 82.3 | 16.4 | 1.2 | 0.2 |
| 2 | Northwest Airlines Inc. (NW) | 521,693 | 80.7 | 16.6 | 2.5 | 0.2 |
| 3 | US Airways Inc. (US) | 778,835 | 79.8 | 18.2 | 1.8 | 0.2 |
| 4 | Continental Air Lines Inc. (CO) | 434,425 | 79.5 | 18.2 | 2.0 | 0.2 |
| 5 | Summary | 5,327,435 | 78.6 | 19.5 | 1.7 | 0.2 |
| 6 | United Air Lines Inc. (UA) | 724,807 | 77.7 | 20.3 | 1.8 | 0.2 |
| 7 | America West Airlines Inc. (HP) | 194,508 | 77.6 | 20.7 | 1.6 | 0.1 |
| 8 | American Airlines Inc. (AA) | 688,471 | 77.5 | 20.6 | 1.6 | 0.2 |
| 9 | Alaska Airlines Inc. (AS) | 135,124 | 76.7 | 21.5 | 1.4 | 0.4 |
| 10 | Delta Air Lines Inc. (DL) | 884,019 | 76.2 | 22.3 | 1.4 | 0.1 |
| 11 | Trans World Airways LLC (TW) | 272,452 | 74.3 | 23.1 | 2.3 | 0.3 |
