SkyWest Airlines is the most reliable airline on the SAT to SLC route with a 95% on-time rate, compared to Delta Air Lines at 87%. Based on 20 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAT to SLC
San Antonio to Salt Lake City — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines95%
Delta Air Lines87%
SAT to SLC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 95% | 0.0% | 31m | 20 |
| Delta Air LinesDLWorst | 87% | 0.7% | 101m | 3,634 |
Route Overview
87%
Overall On-Time
101m
Avg Delay
0.7%
Cancel Rate
3,658
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.