Cheapest one-way flights from Seoul to Cheju in December from $48

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

One-Way flights

04 Dec Asiana Airlines direct
30 Dec Korean Air direct
22 Dec Korean Air direct
23 Dec Korean Air direct
25 Dec Korean Air direct
24 Dec Korean Air direct

Also check the deals for return 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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