Southwest Airlines is the most reliable airline on the CMH to BWI route with a 89% on-time rate. Based on 3,845 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CMH to BWI
Columbus to Baltimore — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines89%
CMH to BWI Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 89% | 1.1% | 62m | 3,845 |
Route Overview
89%
Overall On-Time
62m
Avg Delay
1.1%
Cancel Rate
3,845
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.