Distance calculator

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

KFDK · Frederick Municipal Airport → KLSF · Lawson Army Air Field

Distance
563.6 nm
1,043.8 km · 648.6 mi
Course (true)
223°
Reverse course
039°
Flight time
1:17

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