Southwest Airlines is the most reliable airline on the BNA to SDF route with a 75% on-time rate. Based on 506 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: BNA to SDF
Nashville to Louisville — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines75%
BNA to SDF Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 75% | 0.5% | 53m | 506 |
Route Overview
72%
Overall On-Time
56m
Avg Delay
0.4%
Cancel Rate
506
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.