Distance calculator

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

KCQA · Lakefield Airport → KBOS · Boston Logan International Airport

Distance
619.8 nm
1,147.8 km · 713.2 mi
Course (true)
075°
Reverse course
264°
Flight time
1:25

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