Southwest Airlines is the most reliable airline on the STL to CMH route with a 82% on-time rate. Based on 2,355 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: STL to CMH
St. Louis to Columbus — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines82%
STL to CMH Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 82% | 0.6% | 53m | 2,355 |
Route Overview
82%
Overall On-Time
53m
Avg Delay
0.6%
Cancel Rate
2,355
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.