D
Is Southwest Airlines on time Denver to Tucson?
1,202 flights · January 2025 – August 2026 · all airlines on DEN to TUS →
70.6%
Arrived on time
Route average 77.13%
0.42%
Cancelled
Route average 0.36%
50 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| United Airlines | 836 | 80.58% | B |
| SkyWest Airlines | 622 | 84.33% | B |
| Frontier Airlines | 95 | 81.91% | — |
Month by month
Jul 2025
peak 85
Jun 2026