Southwest Airlines is the most reliable airline on the BNA to GSP route with a 76% on-time rate. Based on 1,091 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: BNA to GSP
Nashville to Greenville — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines76%
BNA to GSP Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 76% | 0.8% | 50m | 1,091 |
Route Overview
73%
Overall On-Time
52m
Avg Delay
0.6%
Cancel Rate
1,091
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.