Distance calculator

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

KPTD · Potsdam Municipal Airport Damon Field → KBWI · Baltimore/Washington International Thurgood Marshall Airport

Distance
339.1 nm
628.0 km · 390.2 mi
Course (true)
194°
Reverse course
013°
Flight time
0:46

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