US Flight Delays in July 2024
By Sharon Ben-Moshe · US DOT data · last updated 2026-07-01
In July 2024, US airlines operated 634,613 domestic flights and 70% arrived on time, down 4.7 points from June 2024. Hawaiian Airlines led the reporting carriers at 85% on time; American Airlines trailed at 62%.
- Flights
- 634,613
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 25 min
- Cancelled
- 2.9%
- vs Jun 2024
- -4.7 pts
- on-time change
Airline on-time rates in July 2024
Reporting carriers with at least 1,000 flights in the month.
| Airline | On-time | vs prior month | Avg delay | Flights |
|---|---|---|---|---|
| Hawaiian Airlines | 85% | +0.7 pts | 9 min | 6,820 |
| SkyWest Airlines | 78% | +1.0 pts | 18 min | 63,914 |
| Republic Airways | 77% | -6.3 pts | 19 min | 25,613 |
| Alaska Airlines | 74% | -0.5 pts | 14 min | 23,884 |
| Southwest Airlines | 71% | -3.0 pts | 18 min | 127,642 |
| United Airlines | 71% | -4.6 pts | 25 min | 65,463 |
| Envoy Air | 71% | -0.6 pts | 20 min | 26,111 |
| Endeavor Air | 71% | -9.5 pts | 28 min | 17,257 |
| Allegiant Air | 70% | -4.1 pts | 27 min | 12,861 |
| Delta Air Lines | 70% | -10.1 pts | 30 min | 92,296 |
| JetBlue Airways | 69% | -2.8 pts | 27 min | 20,182 |
| PSA Airlines | 66% | -15.7 pts | 35 min | 20,078 |
| Frontier Airlines | 65% | +1.3 pts | 29 min | 19,432 |
| Spirit Airlines | 64% | -8.2 pts | 29 min | 24,769 |
| American Airlines | 62% | -5.7 pts | 38 min | 88,291 |
Most delayed large airports
Most reliable large airports
Most delay-prone routes in July 2024
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.
More reports
Based on 634,613 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.