| | Carrier | Total Flights | % Flights On Time | % Flights Late | % Flights Cancelled | % Flights Diverted |
| 1 | Hawaiian Airlines Inc. (HA) | 48,077 | 93.9 | 5.8 | 0.3 | 0.0 |
| 2 | SkyWest Airlines Inc. (OO) | 463,439 | 82.7 | 15.0 | 2.1 | 0.2 |
| 3 | JetBlue Airways (B6) | 89,832 | 81.8 | 17.4 | 0.6 | 0.2 |
| 4 | Southwest Airlines Co. (WN) | 990,404 | 80.1 | 18.7 | 1.0 | 0.2 |
| 5 | ATA Airlines d/b/a ATA (TZ) | 75,533 | 79.8 | 19.2 | 0.9 | 0.0 |
| 6 | United Air Lines Inc. (UA) | 555,812 | 79.7 | 18.9 | 1.2 | 0.2 |
| 7 | US Airways Inc. (US) | 419,919 | 79.2 | 19.0 | 1.6 | 0.2 |
| 8 | Northwest Airlines Inc. (NW) | 507,286 | 79.1 | 19.5 | 1.2 | 0.2 |
| 9 | Continental Air Lines Inc. (CO) | 299,329 | 78.9 | 20.2 | 0.6 | 0.2 |
| 10 | Summary | 7,129,257 | 78.1 | 19.9 | 1.8 | 0.2 |
| 11 | AirTran Airways Corporation (FL) | 162,556 | 77.7 | 20.8 | 1.2 | 0.2 |
| 12 | Comair Inc. (OH) | 373,346 | 77.3 | 18.9 | 3.6 | 0.2 |
| 13 | ExpressJet Airlines Inc. (1) (XE) | 367,703 | 76.9 | 21.1 | 1.7 | 0.3 |
| 14 | American Airlines Inc. (AA) | 698,548 | 76.8 | 21.2 | 1.8 | 0.2 |
| 15 | Alaska Airlines Inc. (AS) | 166,992 | 76.5 | 21.0 | 2.2 | 0.3 |
| 16 | ExpressJet Airlines Inc. (EV) | 278,861 | 76.3 | 20.8 | 2.7 | 0.2 |
| 17 | Delta Air Lines Inc. (DL) | 687,638 | 76.2 | 22.1 | 1.6 | 0.2 |
| 18 | America West Airlines Inc. (HP) | 195,939 | 75.7 | 22.5 | 1.6 | 0.1 |
| 19 | Independence Air (DH) | 264,955 | 74.7 | 22.0 | 3.1 | 0.2 |
| 20 | American Eagle Airlines Inc. (MQ) | 483,088 | 73.2 | 23.0 | 3.7 | 0.2 |
