US flight delays report: July 2026
US airlines reported 631,970 scheduled domestic flights in July 2026. 71.7% arrived on time (down 2.6 pts from the previous month, up 0.5 pts from a year earlier), and 2.6% were cancelled. Envoy Air was the most punctual airline (81.2%), and JetBlue the least (62.2%).
On-time arrivals
72%
arrived < 15 min late
Cancelled
2.6%
16,530 flights
Avg arrival delay
23 min
79 min when late
1 hr+ late
11.3%
631,970 flights tracked
Airline rankings, July 2026
| # | Airline | On time | Cancelled | Avg delay | Flights |
|---|---|---|---|---|---|
| 1 | Envoy Air | 81.2% | 1.5% | 15 min | 29,780 |
| 2 | Alaska Airlines | 76.8% | 0.8% | 13 min | 31,682 |
| 3 | SkyWest Airlines | 76.1% | 1.5% | 21 min | 77,072 |
| 4 | Republic Airways | 75.5% | 9.3% | 23 min | 32,082 |
| 5 | Delta Air Lines | 74.1% | 2.4% | 21 min | 94,140 |
| 6 | United Airlines | 73.4% | 2.0% | 23 min | 74,440 |
| 7 | Allegiant Air | 69.2% | 0.5% | 30 min | 13,314 |
| 8 | Southwest Airlines | 69.2% | 1.1% | 19 min | 124,994 |
| 9 | American Airlines | 66.9% | 2.3% | 32 min | 89,200 |
| 10 | Frontier Airlines | 64.9% | 3.4% | 31 min | 20,482 |
| 11 | PSA Airlines | 63.5% | 6.6% | 40 min | 21,472 |
| 12 | JetBlue | 62.2% | 9.8% | 35 min | 23,312 |
Most delayed major airports
Airports with 100+ departures a day.
Most on-time major airports
Most delayed busy routes
Routes with 5+ flights a day.
Most cancelled busy routes
What caused delays this month
- Late-arriving aircraft42%
- Airline (crew, maintenance, cleaning, fueling)32%
- Air traffic control & airport congestion20%
- Extreme weather6%
- Security0%
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, July 2026. Methodology.