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Is Southwest Airlines on time Tucson to Denver?
1,202 flights · January 2025 – August 2026 · all airlines on TUS to DEN →
80.05%
Arrived on time
Route average 82.94%
0.58%
Cancelled
Route average 0.62%
61 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| United Airlines | 836 | 84.68% | B |
| SkyWest Airlines | 621 | 86.5% | B |
| Frontier Airlines | 95 | 80.85% | — |
Month by month
Jul 2025
peak 88
Jun 2026