BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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STL→CMH

Southwest Airlines St. Louis, MO (STL) to Columbus, OH (CMH) reliability

Among 674 scheduled Southwest Airlines flights from STL to CMH, 81.3% arrived on time, 9.9% arrived at least 30 minutes late, and 0.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Southwest Airlines (WN) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
81.3%arrived on time
9.9%30+ min late
0.3%cancelled
674scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late9.9%
60+ minutes late4.6%
Cancelled0.3%
Average arrival+2.8 mincompleted flights

What did Southwest Airlines STL to CMH record?

Southwest Airlines completed 99.3% of its scheduled reportable STL to CMH flights in the observation window. 81.3% of all scheduled flights arrived less than 15 minutes late, while 4.6% arrived at least an hour late.

What were Southwest Airlines STL to CMH disruption rates?

For Southwest Airlines STL-to-CMH flights, 9.9% arrived at least 30 minutes late, 0.3% were cancelled, and 0.4% were diverted.

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What was the Southwest Airlines STL to CMH scheduled cohort?

The Southwest Airlines STL-to-CMH cohort contained 674 scheduled flights; 669 completed, 2 were cancelled, and 3 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.