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

Southwest Airlines Milwaukee, WI (MKE) to St. Louis, MO (STL) reliability

Among 683 scheduled Southwest Airlines flights from MKE to STL, 88.1% arrived on time, 6.7% arrived at least 30 minutes late, and 0.9% 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
88.1%arrived on time
6.7%30+ min late
0.9%cancelled
683scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late6.7%
60+ minutes late3.1%
Cancelled0.9%
Average arrival-3.3 mincompleted flights

What did Southwest Airlines MKE to STL record?

Southwest Airlines completed 98.8% of its scheduled reportable MKE to STL flights in the observation window. 88.1% of all scheduled flights arrived less than 15 minutes late, while 3.1% arrived at least an hour late.

What were Southwest Airlines MKE to STL disruption rates?

For Southwest Airlines MKE-to-STL flights, 6.7% arrived at least 30 minutes late, 0.9% were cancelled, and 0.3% were diverted.

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What was the Southwest Airlines MKE to STL scheduled cohort?

The Southwest Airlines MKE-to-STL cohort contained 683 scheduled flights; 675 completed, 6 were cancelled, and 2 were diverted.

Not a prediction.

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