Southwest Airlines is the most reliable airline on the BWI to CMH route with a 76% on-time rate. Based on 3,846 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: BWI to CMH
Baltimore to Columbus — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines76%
BWI to CMH Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 76% | 1.1% | 53m | 3,846 |
Route Overview
75%
Overall On-Time
54m
Avg Delay
1%
Cancel Rate
3,846
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.