B
Is Southwest Airlines on time Des Moines to Denver?
559 flights · January 2025 – August 2026 · all airlines on DSM to DEN →
83.42%
Arrived on time
Route average 82.99%
0.54%
Cancelled
Route average 0.6%
72 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| SkyWest Airlines | 936 | 89.98% | A |
| United Airlines | 681 | 74.18% | C |
| Frontier Airlines | 153 | 77.78% | C |
Month by month
Jul 2025
peak 93
Jun 2026