Distance calculator

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

KLFI · Langley Air Force Base → KBED · Laurence G Hanscom Field

Distance
399.1 nm
739.0 km · 459.2 mi
Course (true)
034°
Reverse course
218°
Flight time
0:54

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