Southwest Airlines is the most reliable airline on the SAN to BNA route with a 77% on-time rate. Based on 3,061 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAN to BNA
San Diego to Nashville — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines77%
SAN to BNA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 77% | 0.8% | 48m | 3,061 |
Route Overview
76%
Overall On-Time
49m
Avg Delay
0.8%
Cancel Rate
3,061
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.