| | Carrier | Total Flights | % Flights On Time | % Flights Late | % Flights Cancelled | % Flights Diverted |
| 1 | America West Airlines Inc. (HP) | 216,314 | 83.8 | 15.3 | 0.7 | 0.2 |
| 2 | Pan American World Airways (1) (PA) | 83,056 | 83.8 | 15.1 | 0.8 | 0.4 |
| 3 | Northwest Airlines Inc. (NW) | 461,745 | 82.1 | 16.5 | 1.1 | 0.3 |
| 4 | Eastern Air Lines Inc. (EA) | 252,013 | 81.2 | 17.1 | 0.8 | 0.9 |
| 5 | US Airways Inc. (US) | 1,002,485 | 80.8 | 17.9 | 1.0 | 0.3 |
| 6 | Southwest Airlines Co. (WN) | 322,759 | 80.8 | 18.4 | 0.7 | 0.2 |
| 7 | Alaska Airlines Inc. (AS) | 97,934 | 79.7 | 18.8 | 1.0 | 0.5 |
| 8 | Summary | 5,270,893 | 79.4 | 19.3 | 1.0 | 0.3 |
| 9 | American Airlines Inc. (AA) | 712,060 | 79.0 | 19.7 | 0.9 | 0.4 |
| 10 | United Air Lines Inc. (UA) | 606,713 | 77.4 | 21.0 | 1.3 | 0.3 |
| 11 | Delta Air Lines Inc. (DL) | 824,062 | 77.1 | 22.1 | 0.8 | 0.1 |
| 12 | Trans World Airways LLC (TW) | 264,182 | 77.1 | 21.2 | 1.3 | 0.4 |
| 13 | Continental Air Lines Inc. (CO) | 427,570 | 77.0 | 21.5 | 1.2 | 0.4 |
