Cheapest return flights from Seoul to Cheju in January from $52

AirHint found the following cheapest return flights from Seoul (GMP) to Cheju (CJU) in January 2026 (see full year).

Return flights

14 Jan - 27 Jan Korean Air direct
19 Jan - 22 Jan Korean Air direct
19 Jan - 21 Jan Korean Air direct
19 Jan - 29 Jan Korean Air direct
05 Jan - 13 Jan Korean Air direct
12 Jan - 15 Jan Korean Air direct
27 Jan - 10 Feb Korean Air direct
18 Jan - 22 Jan Korean Air direct
24 Jan - 29 Jan Korean Air direct
11 Jan - 13 Jan Korean Air direct
18 Jan - 21 Jan Korean Air direct
31 Jan - 02 Feb Korean Air direct
29 Jan - 01 Feb Asiana Airlines direct

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

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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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