KOREAN AIR

The country's leading airline offers flights every 30 minutes, at most every hour, to and from Seoul. Departures from the capital are between 7 a.m. and 6:35 p.m., from Busan between 8:45 a.m. and 8:20 p.m. From Jeju, flights are between 8.40am and 9.05pm, from Busan between 7am and 7.25pm. Tickets cost between 60,000 and 150,000 won. To and from Busan, there are a total of nine daily flights. For more information, visit their website. Other low-cost airlines also cover the area.