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

Weekly schedule for flights between Incheon Intl (Seoul, South Korea) and Kansai Intl (Osaka, Japan) operated by 1 airlines.
203 weekly flights operate on this route flying 538mi in 1h50min.
Expect $122 in average for a one-way ticket with the cheapest option at $114.