Southwest Airlines is the most reliable airline on the SAT to BNA route with a 85% on-time rate. Based on 2,951 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAT to BNA
San Antonio to Nashville — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines85%
SAT to BNA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 85% | 0.6% | 54m | 2,951 |
Route Overview
84%
Overall On-Time
56m
Avg Delay
0.6%
Cancel Rate
2,979
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.