Cheapest return flights from Seoul to Cheju in December from $38

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

Return flights

09 Dec - 18 Dec T'way Air direct
09 Dec - 16 Dec T'way Air direct
09 Dec - 10 Dec T'way Air direct
09 Dec - 17 Dec T'way Air direct
09 Dec - 11 Dec T'way Air direct
10 Dec - 18 Dec Eastar Jet direct
10 Dec - 16 Dec Eastar Jet direct
10 Dec - 11 Dec Eastar Jet direct
17 Dec - 18 Dec Eastar Jet direct
08 Dec - 18 Dec Eastar Jet direct
23 Dec - 27 Jan Eastar Jet direct
17 Dec - 06 Jan Eastar Jet direct
17 Dec - 07 Jan Eastar Jet direct
22 Dec - 06 Jan Eastar Jet direct
22 Dec - 08 Jan Eastar Jet direct
22 Dec - 07 Jan Eastar Jet direct
29 Dec - 06 Jan Eastar Jet direct
29 Dec - 13 Jan Eastar Jet direct
29 Dec - 14 Jan Eastar Jet direct
29 Dec - 08 Jan Eastar Jet 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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