American Airlines is the most reliable airline on the SAT to MIA route with a 90% on-time rate, compared to at 71%. Based on 1,452 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAT to MIA
San Antonio to Miami — airline reliability comparison
On-Time Rate by Airline
American Airlines90%
71%
SAT to MIA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 90% | 1.6% | 79m | 1,452 |
| MQWorst | 71% | 0.2% | 63m | 314 |
Route Overview
85%
Overall On-Time
80m
Avg Delay
1.5%
Cancel Rate
1,813
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.