Distance calculator

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

KBOS · Boston Logan International Airport → KHFF · Mackall Army Air Field

Distance
592.5 nm
1,097.2 km · 681.8 mi
Course (true)
225°
Reverse course
040°
Flight time
1:21

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