Southwest Airlines is the most reliable airline on the HOU to SLC route with a 83% on-time rate. Based on 1,422 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: HOU to SLC
Houston to Salt Lake City — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines83%
HOU to SLC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 83% | 0.3% | 46m | 1,422 |
Route Overview
83%
Overall On-Time
46m
Avg Delay
0.4%
Cancel Rate
1,422
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.