Distance calculator

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

CYAD · La Grande-3 Airport → KBOS · Boston Logan International Airport

Distance
704.1 nm
1,304.1 km · 810.3 mi
Course (true)
161°
Reverse course
345°
Flight time
1:36

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