Distance calculator

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

WIOO · Supadio International Airport → WSSL · Seletar Airport

Distance
345.5 nm
639.9 km · 397.6 mi
Course (true)
286°
Reverse course
106°
Flight time
0:47

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