Distance calculator

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

KALN · St Louis Regional Airport → KBAD · Barksdale Air Force Base

Distance
422.1 nm
781.7 km · 485.7 mi
Course (true)
206°
Reverse course
024°
Flight time
0:58

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