Cheapest return flights from Seoul to Cheju in January from $27

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

Return flights

21 Jan - 28 Jan Jin Air direct
20 Jan - 28 Jan Jin Air direct
27 Jan - 28 Jan T'way Air direct
21 Jan - 23 Jan Jin Air direct
21 Jan - 27 Jan Jin Air direct
19 Jan - 27 Jan Jin Air direct
20 Jan - 27 Jan Eastar Jet direct
19 Jan - 28 Jan Eastar Jet direct
26 Jan - 28 Jan Jeju Air direct
20 Jan - 22 Jan Jin Air direct
27 Jan - 04 Feb Jin Air direct
20 Jan - 04 Feb Jin Air direct
21 Jan - 12 Feb Jin Air direct
27 Jan - 12 Feb T'way Air direct
27 Jan - 11 Feb Jin Air direct
26 Jan - 12 Feb Jin Air direct
21 Jan - 04 Feb Eastar Jet direct
28 Jan - 12 Feb T'way Air direct
28 Jan - 11 Feb Jin Air direct
28 Jan - 03 Feb Jin Air 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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