Most delayed US flight routes

The busiest US domestic routes where flights run late most often.

1. 1Seattle → San Francisco+49 min avg · 495 flights52%
2. 2Los Angeles → San Francisco+53 min avg · 988 flights51%
3. 3Santa Ana → San Francisco+66 min avg · 377 flights51%
4. 4Dallas/Fort Worth → San Francisco+67 min avg · 337 flights51%
5. 5Las Vegas → San Francisco+54 min avg · 504 flights48%
6. 6San Diego → San Francisco+52 min avg · 519 flights47%
7. 7Phoenix → San Francisco+56 min avg · 432 flights46%
8. 8Portland → San Francisco+59 min avg · 300 flights42%
9. 9San Francisco → Las Vegas+57 min avg · 504 flights40%
10. 10Fort Lauderdale → New York+66 min avg · 453 flights40%
11. 11Denver → San Francisco+54 min avg · 426 flights40%
12. 12West Palm Beach/Palm Beach → New York+83 min avg · 322 flights39%
13. 13Chicago → Milwaukee+83 min avg · 516 flights38%
14. 14San Francisco → San Diego+55 min avg · 514 flights38%
15. 15Milwaukee → Chicago+93 min avg · 517 flights37%
16. 16Chicago → San Diego+63 min avg · 333 flights37%
17. 17Appleton → Chicago+104 min avg · 332 flights36%
18. 18Chicago → Appleton+95 min avg · 330 flights36%
19. 19Chicago → New York+69 min avg · 962 flights35%
20. 20Chicago → Los Angeles+70 min avg · 551 flights35%

Ranked by share of the route's flights arriving 15+ minutes late. These are historical figures, not a forecast for any specific flight. Source: US BTS on-time data, June 2024.