Distance calculator

Great-circle distance. Enter an airport ICAO / IATA code or coordinates (for example 52.1657, 20.9671).

KBWI · Baltimore/Washington International Thurgood Marshall Airport → KPWM · Portland International Jetport

Distance
392.3 nm
726.5 km · 451.4 mi
Course (true)
045°
Reverse course
229°
Flight time
0:53

Straight great-circle distance, not a route. Course is true, not magnetic.