| | Carrier | Total Flights | % Flights On Time | % Flights Late | % Flights Cancelled | % Flights Diverted |
| 1 | Northwest Airlines Inc. (NW) | 460,230 | 86.3 | 12.8 | 0.6 | 0.2 |
| 2 | Alaska Airlines Inc. (AS) | 98,952 | 84.5 | 14.1 | 0.9 | 0.5 |
| 3 | America West Airlines Inc. (HP) | 219,896 | 84.5 | 14.2 | 1.0 | 0.2 |
| 4 | US Airways Inc. (US) | 907,184 | 84.4 | 14.7 | 0.8 | 0.2 |
| 5 | Southwest Airlines Co. (WN) | 368,734 | 84.3 | 14.9 | 0.7 | 0.2 |
| 6 | Pan American World Airways (1) (PA) | 64,729 | 83.5 | 14.8 | 1.3 | 0.4 |
| 7 | American Airlines Inc. (AA) | 725,191 | 83.4 | 15.6 | 0.7 | 0.3 |
| 8 | Midway Airlines Inc. (1) (ML) | 70,622 | 82.8 | 15.1 | 1.9 | 0.2 |
| 9 | Summary | 5,076,925 | 82.5 | 16.4 | 0.9 | 0.2 |
| 10 | Continental Air Lines Inc. (CO) | 424,734 | 81.4 | 17.5 | 0.8 | 0.3 |
| 11 | Delta Air Lines Inc. (DL) | 874,791 | 80.5 | 18.7 | 0.7 | 0.2 |
| 12 | Trans World Airways LLC (TW) | 231,769 | 79.2 | 19.2 | 1.2 | 0.4 |
| 13 | United Air Lines Inc. (UA) | 630,093 | 78.3 | 20.1 | 1.4 | 0.3 |
