Distance calculator

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

KBOS · Boston Logan International Airport → CYTF · Alma Airport

Distance
370.0 nm
685.3 km · 425.8 mi
Course (true)
356°
Reverse course
176°
Flight time
0:50

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