Southwest Airlines is the most reliable airline on the JAX to BNA route with a 85% on-time rate, compared to Allegiant Air at 78%. Based on 3,428 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: JAX to BNA
Jacksonville to Nashville — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines85%
Allegiant Air78%
JAX to BNA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 85% | 0.9% | 53m | 3,428 |
| Allegiant AirG4Worst | 78% | 1.3% | 66m | 91 |
Route Overview
84%
Overall On-Time
54m
Avg Delay
0.9%
Cancel Rate
3,659
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.