Distance calculator

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

KSSI · St Simons Island Airport → KGPT · Gulfport Biloxi International Airport

Distance
398.5 nm
738.1 km · 458.6 mi
Course (true)
266°
Reverse course
082°
Flight time
0:54

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