Southwest Airlines is the most reliable airline on the BWI to TYS route with a 63% on-time rate. Based on 149 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: BWI to TYS
Baltimore to Knoxville — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines63%
BWI to TYS Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 63% | 2.7% | 85m | 149 |
Route Overview
62%
Overall On-Time
85m
Avg Delay
2.7%
Cancel Rate
149
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.