B
Is United Airlines on time Denver to Tucson?
836 flights · January 2025 – August 2026 · all airlines on DEN to TUS →
80.58%
Arrived on time
Route average 77.13%
0.12%
Cancelled
Route average 0.36%
57 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Southwest Airlines | 1,202 | 70.6% | D |
| SkyWest Airlines | 622 | 84.33% | B |
| Frontier Airlines | 95 | 81.91% | — |
Month by month
Jul 2025
peak 92
Jun 2026