Distance calculator

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

KCQX · Chatham Municipal Airport → KBWI · Baltimore/Washington International Thurgood Marshall Airport

Distance
340.4 nm
630.3 km · 391.7 mi
Course (true)
246°
Reverse course
062°
Flight time
0:46

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