Distance calculator

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

KGRB · Austin Straubel International Airport → KNUI · Naval Outlying Landing Field Webster

Distance
649.7 nm
1,203.2 km · 747.6 mi
Course (true)
122°
Reverse course
310°
Flight time
1:29

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