Southwest Airlines is the most reliable airline on the CMH to STL route with a 84% on-time rate. Based on 2,344 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CMH to STL
Columbus to St. Louis — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines84%
CMH to STL Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 84% | 0.8% | 60m | 2,344 |
Route Overview
84%
Overall On-Time
60m
Avg Delay
0.9%
Cancel Rate
2,344
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.