AirHint found the following cheapest return flights from Busan (PUS) to Cheju (CJU) in June 2026 (see full year).

Return flights

22 Jun - 24 Jun	Korean Air	direct
16 Jun - 19 Jun	Korean Air	direct
29 Jun - 03 Jul	Korean Air	direct
03 Jun - 10 Jun	Korean Air	direct
02 Jun - 05 Jun	Korean Air	direct
21 Jun - 10 Jul	Korean Air	direct
03 Jun - 07 Jun	Korean Air	direct
03 Jun - 06 Jun	Korean Air	direct
04 Jun - 07 Jun	Korean Air	direct

Also check the deals for one-way flights from Busan to Cheju in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Cheju

Cheap car rent in Cheju

Cheapest return flights from Busan to Cheju in June from 56€

Return flights