US Flight Delays in January 2025
By Sharon Ben-Moshe · US DOT data · last updated 2026-07-01
In January 2025, US airlines operated 539,747 domestic flights and 81% arrived on time, up 2.4 points from December 2024. Hawaiian Airlines led the reporting carriers at 86% on time; Frontier Airlines trailed at 74%.
- Flights
- 539,747
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 14 min
- Cancelled
- 3.0%
- vs Dec 2024
- +2.4 pts
- on-time change
Airline on-time rates in January 2025
Reporting carriers with at least 1,000 flights in the month.
| Airline | On-time | vs prior month | Avg delay | Flights |
|---|---|---|---|---|
| Hawaiian Airlines | 86% | +2.2 pts | 11 min | 6,690 |
| Southwest Airlines | 85% | +4.3 pts | 9 min | 105,307 |
| Republic Airways | 84% | +2.4 pts | 10 min | 27,833 |
| United Airlines | 82% | +1.2 pts | 12 min | 62,007 |
| Alaska Airlines | 82% | +4.1 pts | 10 min | 18,163 |
| Spirit Airlines | 82% | +4.3 pts | 12 min | 17,544 |
| Envoy Air | 82% | +1.9 pts | 14 min | 21,890 |
| Delta Air Lines | 81% | +0.3 pts | 16 min | 76,306 |
| American Airlines | 81% | +3.5 pts | 16 min | 75,088 |
| SkyWest Airlines | 79% | +1.0 pts | 19 min | 65,036 |
| Allegiant Air | 76% | +3.3 pts | 22 min | 9,345 |
| JetBlue Airways | 75% | +6.3 pts | 16 min | 17,918 |
| PSA Airlines | 74% | +1.9 pts | 23 min | 21,094 |
| Frontier Airlines | 74% | -1.6 pts | 21 min | 15,526 |
Most delayed large airports
Most reliable large airports
Most delay-prone routes in January 2025
Routes with at least 60 flights in the month.
National figures are flight-weighted averages across all reporting carriers for the month; see the methodology for definitions and limitations.
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Based on 539,747 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.