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

Southwest Airlines New York, NY (LGA) to St. Louis, MO (STL) reliability

Among 1,390 scheduled Southwest Airlines flights from LGA to STL, 71.2% arrived on time, 17.0% arrived at least 30 minutes late, and 3.0% 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 SIGNALVariable
71.2%arrived on time
17.0%30+ min late
3.0%cancelled
1,390scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late17.0%
60+ minutes late9.0%
Cancelled3.0%
Average arrival+10.5 mincompleted flights

What did Southwest Airlines LGA to STL record?

Southwest Airlines completed 96.7% of its scheduled reportable LGA to STL flights in the observation window. 71.2% of all scheduled flights arrived less than 15 minutes late, while 9.0% arrived at least an hour late.

What were Southwest Airlines LGA to STL disruption rates?

For Southwest Airlines LGA-to-STL flights, 17.0% arrived at least 30 minutes late, 3.0% were cancelled, and 0.3% were diverted.

Compare all airlines on this route

What was the Southwest Airlines LGA to STL scheduled cohort?

The Southwest Airlines LGA-to-STL cohort contained 1,390 scheduled flights; 1,344 completed, 42 were cancelled, and 4 were diverted.

Not a prediction.

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