Distance calculator

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

KAKH · Gastonia Municipal Airport → KBOS · Boston Logan International Airport

Distance
639.5 nm
1,184.4 km · 736.0 mi
Course (true)
045°
Reverse course
231°
Flight time
1:27

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