Worst On-Time Performance

1. American Airlines (68.8%)*
2. United Airlines (59.3%)
3. Comair (63.4%)
4. JetBlue Airways (64.9%)
5. American Eagle (65.7%)
6. Mesa Airlines (67.3%)
7. Continental Airlines (67.4%)
8. Northwest Airlines (67.6%)
9. ExpressJet Airlines (68.5%)
10. Delta Air Lines (72.9%)
11. Frontier Airlines (74.3%)
12. Airtran Airways (74.6%)
13. Southwest Airlines (76.3%)
14. US Airways (76.3%)
15. Atlantic Southeast Airlines (77.3%)
16. Alaska Airlines (77.8%)
17. Skywest Airways (77.9%)
18. Pinnacle Airlines (80.5%)
19. Hawaiian Airlines (92.2%)

*percent of arrivals on time

(Source: Department of Transportation, Air Travel Consumer Report for June 2008)