Cheapest return flights from Seoul to Kaohsiung in December from $175

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

Return flights

09 Dec - 18 Dec Jeju Air direct
09 Dec - 16 Dec Jeju Air direct
02 Dec - 06 Dec Jeju Air direct
09 Dec - 13 Dec Jeju Air direct
04 Dec - 09 Dec Jeju Air direct
16 Dec - 23 Dec Jeju Air direct
13 Dec - 16 Dec Jeju Air direct
09 Dec - 15 Dec Jeju Air direct
06 Dec - 09 Dec Jeju Air direct
10 Dec - 15 Dec T'way Air direct
16 Dec - 06 Jan Tigerair Taiwan direct
18 Dec - 06 Jan Tigerair Taiwan direct
18 Dec - 08 Jan Tigerair Taiwan direct
22 Dec - 06 Jan Tigerair Taiwan direct
22 Dec - 12 Jan Tigerair Taiwan direct
22 Dec - 08 Jan Tigerair Taiwan direct
22 Dec - 11 Jan Tigerair Taiwan direct
19 Dec - 06 Jan Tigerair Taiwan direct
19 Dec - 08 Jan Tigerair Taiwan direct
23 Dec - 13 Jan Tigerair Taiwan direct

Also check the deals for one-way flights from Seoul to Kaohsiung 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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