Southwest Airlines departures from St. Louis, MO (STL)

Arrival outcomes for 39,703 Southwest Airlines marketed flights departing STL in July 2025–June 2026.

HISTORICAL ROUTE SIGNALGenerally reliable

76.4%arrived on time

13.8%30+ min late

0.7%cancelled

39,703scheduled flights

Based on July 2025–June 2026; on time means arrival less than 15 minutes late.

30+ minutes late13.8%

60+ minutes late6.6%

Cancelled0.7%

Diverted0.3%

Read this comparison in context

This page isolates one marketing carrier at one origin airport. Compare it with the parent STL report before drawing a conclusion: airlines can serve different destinations and departure times from the same airport.

Compare all airlines at STL