Cheapest return flights from Seoul to Cheju in December from 20€

AirHint found the following cheapest return flights from Seoul (GMP) to Cheju (CJU) in December 2025 (see full year).

Return flights

02 Dec - 16 Dec Jeju Air direct
02 Dec - 11 Dec Jeju Air direct
02 Dec - 03 Dec Jeju Air direct
02 Dec - 17 Dec Jeju Air direct
02 Dec - 09 Dec Jeju Air direct
16 Dec - 17 Dec Jeju Air direct
09 Dec - 16 Dec Jeju Air direct
09 Dec - 11 Dec Jeju Air direct
09 Dec - 17 Dec Jeju Air direct
02 Dec - 18 Dec Jeju Air direct
16 Dec - 06 Jan Jeju Air direct
17 Dec - 06 Jan Jeju Air direct
17 Dec - 07 Jan Jeju Air direct
16 Dec - 05 Jan Jeju Air direct
17 Dec - 05 Jan Jeju Air direct
18 Dec - 06 Jan Jeju Air direct
18 Dec - 08 Jan Jeju Air direct
18 Dec - 07 Jan Jeju Air direct
01 Dec - 10 Jan Asiana Airlines direct
23 Dec - 13 Jan Jeju Air direct

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

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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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