Distance calculator

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

ZYYJ · Yanji Chaoyangchuan Airport → RKSS · Seoul Gimpo International Airport

Distance
342.1 nm
633.6 km · 393.7 mi
Course (true)
202°
Reverse course
020°
Flight time
0:47

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