A
Is United Airlines on time Chicago to Missoula?
104 flights · January 2025 – August 2026 · all airlines on ORD to MSO →
87.38%
Arrived on time
Route average 77.46%
0.96%
Cancelled
Route average 0.57%
48 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Envoy Air | 372 | 73.44% | C |
| SkyWest Airlines | 48 | 87.23% | — |
Month by month
Jul 2025
peak 100
Jun 2026