SkyWest Airlines is the most reliable airline on the SLC to MSO route with a 93% on-time rate, compared to Delta Air Lines at 83%. Based on 2,772 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SLC to MSO
Salt Lake City to Missoula — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines93%
Delta Air Lines83%
SLC to MSO Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 93% | 0.5% | 60m | 2,772 |
| Delta Air LinesDLWorst | 83% | 0.3% | 95m | 1,020 |
Route Overview
90%
Overall On-Time
81m
Avg Delay
0.5%
Cancel Rate
3,796
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.