Southwest Airlines departures from Portland, ME (PWM)

Arrival outcomes for 1,654 Southwest Airlines marketed flights departing PWM in July 2025–June 2026.

HISTORICAL ROUTE SIGNALGenerally reliable

79.6%arrived on time

9.7%30+ min late

0.9%cancelled

1,654scheduled flights

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

30+ minutes late9.7%

60+ minutes late5.0%

Cancelled0.9%

Diverted0.4%

Read this comparison in context

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

Compare all airlines at PWM