Distance calculator

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

KMHT · Manchester-Boston Regional Airport → KNUI · Naval Outlying Landing Field Webster

Distance
366.6 nm
679.0 km · 421.9 mi
Course (true)
220°
Reverse course
037°
Flight time
0:50

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