Direct flights
from Osaka (KIX)
to Jeju (CJU)

Weekly schedule for flights between Kansai Intl (Osaka, Japan) and Jeju Intl (Jeju, South Korea) operated by 1 airlines.
7 weekly flights operate on this route flying 508mi in 1h50min.
Expect $397 in average for a one-way ticket with the cheapest option at $290.