Airlines
The 14 carriers that reported domestic on-time data to BTS in the 12 months to July 2026, ordered by flights. All carriers together: 76.0% on time, 1.8% cancelled.
| Reporting carrier | Flights | On time | Avg arrival delay | Cancelled | Airports | Routes |
|---|---|---|---|---|---|---|
| WN Southwest Airlines | 1,389,951 | 75.5% | 6.8 min | 0.9% | 108 | 2,012 |
| DL Delta Air Lines | 1,038,644 | 79.9% | 3.9 min | 1.7% | 153 | 1,190 |
| AA American Airlines | 987,645 | 72.7% | 13.3 min | 2.2% | 135 | 1,258 |
| OO SkyWest Airlines | 854,130 | 77.4% | 9.6 min | 1.8% | 275 | 1,811 |
| UA United Airlines | 825,693 | 78.2% | 6.3 min | 1.0% | 134 | 1,065 |
| YX Republic Airline | 363,168 | 75.3% | 5.3 min | 4.1% | 96 | 969 |
| MQ Envoy Air | 317,726 | 78.9% | 4.2 min | 2.2% | 179 | 929 |
| AS Alaska Airlines | 301,435 | 78.5% | 2.9 min | 1.2% | 91 | 495 |
| OH PSA Airlines | 242,215 | 70.7% | 15.1 min | 4.3% | 118 | 626 |
| B6 JetBlue Airways | 237,090 | 69.9% | 12.7 min | 3.1% | 75 | 419 |
| F9 Frontier Airlines | 209,405 | 71.6% | 13.3 min | 1.9% | 93 | 918 |
| G4 Allegiant Air | 126,499 | 73.3% | 15.2 min | 0.7% | 130 | 1,189 |
| NK Spirit Airlines (10 of 12 months) | 117,136 | 69.8% | 12.2 min | 3.9% | 64 | 607 |
| HA Hawaiian Airlines (5 of 12 months) | 33,121 | 81.2% | 7.6 min | 0.7% | 21 | 72 |
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.
Codes are BTS reporting-carrier codes. Regional carriers such as SkyWest, Republic, Envoy and PSA operate flights sold under larger airlines' brands and report under their own codes. Which airlines report, and which do not.