Southwest Airlines departures from Boston, MA (BOS)

Arrival outcomes for 7,197 Southwest Airlines marketed flights departing BOS in July 2025–June 2026.

HISTORICAL ROUTE SIGNALGenerally reliable

70.0%arrived on time

18.6%30+ min late

1.5%cancelled

7,197scheduled flights

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

30+ minutes late18.6%

60+ minutes late9.4%

Cancelled1.5%

Diverted0.2%

Read this comparison in context

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

Compare all airlines at BOS