Which airlines have the most delayed flights?
From August 2025 to July 2026, JetBlue had the most late flights: 27.7% arrived 15 or more minutes late, against 18.1% for Hawaiian Airlines and 22.4% for all 7 million flights. PSA, Envoy, Republic and SkyWest are regional airlines that fly under bigger airlines' names, such as American Eagle or United Express. Only the largest U.S. airlines report these numbers, for domestic flights.
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Source and date
- Data as of
- Published
The data
| Airline | % of flights arriving 15+ minutes late |
|---|---|
| JetBlue | 27.7 |
| Spirit Airlines | 27.2 |
| Frontier Airlines | 26.9 |
| Allegiant Air | 25.9 |
| PSA Airlines | 25.9 |
| American Airlines | 25.4 |
| Southwest Airlines | 23.6 |
| Republic Airways | 21.3 |
| SkyWest Airlines | 21 |
| United Airlines | 20.7 |
| Alaska Airlines | 20.4 |
| Envoy Air | 19.1 |
| Delta Air Lines | 18.5 |
| Hawaiian Airlines | 18.1 |