Distance calculator

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

KGEO · Brown County Airport → KBOS · Boston Logan International Airport

Distance
622.1 nm
1,152.1 km · 715.9 mi
Course (true)
066°
Reverse course
255°
Flight time
1:25

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