Originally Posted by N227UA
I can't say about other things due to lack of knowledge, however in speaking of daily flights between Seoul and Jeju, I believe there are at least 70 flights each way. I see that Asiana has 30 flights, and I assume that Korean Air has more flights than Asiana.
Mian Hamnida

I didn't realize there were so many flights to Jeju, that looks like a subway schedule.