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Is Frontier Airlines on time Buffalo to Denver?
48 flights · January 2025 – August 2026 · all airlines on BUF to DEN →
62.5%
Arrived on time
Route average 76.79%
0%
Cancelled
Route average 0.17%
52 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| United Airlines | 293 | 83.96% | B |
| Southwest Airlines | 259 | 71.32% | D |
Month by month
Jul 2025
peak 77
Oct 2025