US Flight Delays in June 2024
By Sharon Ben-Moshe · US DOT data · last updated 2026-07-01
In June 2024, US airlines operated 611,132 domestic flights and 75% arrived on time. Hawaiian Airlines led the reporting carriers at 84% on time; Frontier Airlines trailed at 64%.
- Flights
- 611,132
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 19 min
- Cancelled
- 1.3%
Airline on-time rates in June 2024
Reporting carriers with at least 1,000 flights in the month.
| Airline | On-time | vs prior month | Avg delay | Flights |
|---|---|---|---|---|
| Hawaiian Airlines | 84% | — | 8 min | 6,597 |
| Republic Airways | 84% | — | 14 min | 24,504 |
| PSA Airlines | 82% | — | 16 min | 18,526 |
| Endeavor Air | 80% | — | 16 min | 16,692 |
| Delta Air Lines | 80% | — | 15 min | 89,065 |
| SkyWest Airlines | 77% | — | 20 min | 61,853 |
| United Airlines | 76% | — | 19 min | 63,005 |
| Alaska Airlines | 74% | — | 14 min | 22,166 |
| Allegiant Air | 74% | — | 22 min | 12,229 |
| Southwest Airlines | 74% | — | 15 min | 123,817 |
| Spirit Airlines | 73% | — | 21 min | 23,437 |
| Envoy Air | 72% | — | 20 min | 25,111 |
| JetBlue Airways | 72% | — | 25 min | 19,903 |
| American Airlines | 68% | — | 30 min | 85,581 |
| Frontier Airlines | 64% | — | 31 min | 18,646 |
Most delayed large airports
Most reliable large airports
Most delay-prone routes in June 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 611,132 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.