Cheapest return flights from Seoul to Cheju in May from 55€

AirHint found the following cheapest return flights from Seoul (ICN) to Cheju (CJU) in May 2026 (see full year).

Return flights

26 May - 01 Jun Jeju Air direct
19 May - 08 Jun Jeju Air direct
19 May - 01 Jun Jeju Air direct
26 May - 08 Jun Jeju Air direct
30 May - 08 Jun Jeju Air direct
26 May - 15 Jun Jeju Air direct
26 May - 12 Jun Jeju Air direct
26 May - 30 May Jeju Air direct
19 May - 30 May Jeju Air direct
12 May - 08 Jun Jeju Air direct
12 May - 01 Jun Jeju Air direct
19 May - 19 Jun Jeju Air direct
19 May - 23 May Jeju Air direct
12 May - 16 May Jeju Air direct
12 May - 30 May Jeju Air direct
12 May - 19 May Jeju Air direct
12 May - 23 May Jeju Air direct
16 May - 19 May Jeju Air direct
16 May - 30 May Jeju Air direct
23 May - 30 May Jeju Air direct

Also check the deals for one-way flights from Seoul to Cheju in May.

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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.

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