Distance calculator

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

KBUF · Buffalo Niagara International Airport → KBKT · Allen C Perkinson Blackstone Army Air Field

Distance
354.0 nm
655.6 km · 407.4 mi
Course (true)
174°
Reverse course
354°
Flight time
0:48

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