Cheapest one-way flights from Seoul to Cheju in June from 15€

AirHint found the following cheapest one-way flights from Seoul (ICN) to Cheju (CJU) in June 2026 (see full year).

One-Way flights

22 Jun Jeju Air direct
08 Jun Jeju Air direct
15 Jun Jeju Air direct
29 Jun Jeju Air direct
01 Jun Jeju Air direct
12 Jun Jeju Air direct
05 Jun Jeju Air direct
30 Jun Air Seoul, Inc
04 Jun Jeju Air
09 Jun Scoot

Also check the deals for return flights from Seoul to Cheju in June.

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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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