Distance calculator

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

KFKS · Frankfort Dow Memorial Field → KBOS · Boston Logan International Airport

Distance
674.5 nm
1,249.2 km · 776.2 mi
Course (true)
096°
Reverse course
287°
Flight time
1:32

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