Distance calculator

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

KBTA · Blair Executive Airport → KRCA · Ellsworth Air Force Base

Distance
349.0 nm
646.3 km · 401.6 mi
Course (true)
300°
Reverse course
116°
Flight time
0:48

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