Distance calculator

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

VTUD · Udon Thani International Airport → WMKN · Sultan Mahmud Airport

Distance
720.9 nm
1,335.2 km · 829.6 mi
Course (true)
178°
Reverse course
359°
Flight time
1:38

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