How to read
On-time = arrival within 15 minutes of schedule (DOT).
National delay causes (last 12 months)
- Air carrier33.1%
- Extreme weather5.9%
- National Aviation System21.3%
- Security0.2%
- Late-arriving aircraft39.5%
Airlines by on-time performance
| Airline | On-time | Avg delay |
|---|---|---|
| Hawaiian Airlines (reported through 2025) | 81.5% | 11.7 min |
| Delta Air Lines | 80.7% | 14.6 min |
| Envoy Air | 79.5% | 14.2 min |
| United Airlines | 78.7% | 16.2 min |
| SkyWest Airlines | 78.5% | 19.7 min |
| Alaska Airlines | 78% | 12.5 min |
| Republic Airlines | 77.7% | 16.8 min |
| Southwest Airlines | 76.9% | 13.7 min |
| American Airlines | 73.9% | 22.8 min |
| Allegiant Air | 73.9% | 23.1 min |
| PSA Airlines | 73.7% | 25.3 min |
| Spirit Airlines | 73.2% | 20.8 min |
| Frontier Airlines | 72.3% | 24 min |
| JetBlue Airways | 72.2% | 21.7 min |
Airports by on-time performance
On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.
Source: U.S. DOT Bureau of Transportation Statistics, On-Time Performance · United States Government public domain.