Distance calculator

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

CYAM · Sault Ste Marie Airport → KBOS · Boston Logan International Airport

Distance
628.5 nm
1,164.0 km · 723.3 mi
Course (true)
108°
Reverse course
298°
Flight time
1:26

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