Cheapest one-way flights from Cheju to Seoul in December from $8

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

One-Way flights

17 Dec Eastar Jet direct
03 Dec Eastar Jet direct
11 Dec Eastar Jet direct
16 Dec Eastar Jet direct
04 Dec T'way Air direct
05 Dec Jeju Air direct
12 Dec Jin Air direct
01 Dec Eastar Jet direct
13 Dec Eastar Jet direct
06 Dec Jin Air direct

Also check the deals for return flights from Cheju to Seoul 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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