SkyWest Airlines is the most reliable airline on the SAT to PHX route with a 88% on-time rate, compared to at 77%. Based on 143 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAT to PHX
San Antonio to Phoenix — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines88%
Southwest Airlines84%
American Airlines82%
Frontier Airlines77%
77%
SAT to PHX Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 88% | 0.0% | 41m | 143 |
| Southwest AirlinesWN | 84% | 0.4% | 52m | 5,034 |
| American AirlinesAA | 82% | 0.6% | 109m | 3,876 |
| Frontier AirlinesF9 | 77% | 0.0% | 55m | 44 |
| MQWorst | 77% | 0.0% | 30m | 60 |
Route Overview
84%
Overall On-Time
77m
Avg Delay
0.5%
Cancel Rate
9,204
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.