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

Arrival outcomes for 1,337 Frontier Airlines marketed flights departing STL in July 2025–June 2026.

HISTORICAL ROUTE SIGNALGenerally reliable

71.0%arrived on time

18.0%30+ min late

2.3%cancelled

1,337scheduled flights

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

30+ minutes late18.0%

60+ minutes late10.5%

Cancelled2.3%

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