Distance calculator

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

KXLL · Allentown Queen City Municipal Airport → KLSF · Lawson Army Air Field

Distance
673.8 nm
1,247.9 km · 775.4 mi
Course (true)
226°
Reverse course
040°
Flight time
1:32

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