Direct flights
from Osaka (KIX)
to Seoul (GMP)

Weekly schedule for flights between Kansai Intl (Osaka, Japan) and Gimpo Intl (Seoul, South Korea) operated by 1 airlines.
42 weekly flights operate on this route flying 522mi in 2h05min.
Expect $252 in average for a one-way ticket with the cheapest option at $131.