Airline on-time performance at Thanksgiving and Christmas (2022–2025)
Share of flights each airline operated that arrived 15+ minutes late or were cancelled. Regional airlines (*) fly under American, Delta, United or Alaska brands, so their numbers reflect the operator, not the brand on your ticket.
| Airline | Thanksgiving flights | Thanksgiving late | Thanksgiving cancelled | Rest of Nov. late | Dec 20–31 late | Dec 20–31 cancelled |
|---|---|---|---|---|---|---|
| Southwest | 91,599 | 16.7% | 0.4% | 16.0% | 29.7% | 9.4% |
| Delta Air Lines | 61,970 | 15.7% | 0.1% | 12.4% | 22.6% | 2.5% |
| American Airlines | 58,312 | 21.5% | 0.5% | 18.5% | 27.9% | 1.5% |
| SkyWest * | 46,988 | 19.8% | 1.8% | 16.1% | 24.9% | 2.9% |
| United Airlines | 46,794 | 17.5% | 0.6% | 16.0% | 24.3% | 1.8% |
| Republic Airways * | 18,234 | 16.0% | 1.3% | 14.4% | 19.2% | 2.7% |
| JetBlue | 17,042 | 27.9% | 1.1% | 22.6% | 41.6% | 2.8% |
| Envoy Air * | 15,655 | 19.5% | 2.3% | 15.5% | 23.4% | 2.5% |
| Spirit | 15,140 | 25.3% | 0.6% | 20.6% | 34.9% | 4.7% |
| Alaska Airlines | 15,098 | 17.0% | 0.6% | 18.6% | 29.7% | 4.9% |
| Frontier | 13,723 | 27.4% | 0.9% | 24.0% | 34.1% | 3.9% |
| PSA Airlines * | 13,036 | 20.6% | 1.5% | 15.9% | 23.5% | 1.8% |
| Allegiant | 9,290 | 27.4% | 0.7% | 20.4% | 32.4% | 3.5% |
| Endeavor Air * | 8,908 | 13.6% | 0.0% | 11.7% | 17.1% | 3.1% |
| Hawaiian Airlines | 5,097 | 13.8% | 0.4% | 20.4% | 28.0% | 1.9% |
| Mesa Airlines * | 1,675 | 18.4% | 0.1% | 17.4% | 25.4% | 1.9% |
| Horizon Air * | 1,120 | 20.2% | 1.2% | 19.3% | 39.6% | 14.2% |
Four-year totals; the late-December 2022 storm weighs heavily on some airlines’ Dec 20–31 numbers. Airlines differ in route mix and airports, so this is not a like-for-like quality ranking.