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

Return flights

05 Dec - 09 Dec	EVA Air
16 Dec - 30 Dec	EVA Air
12 Dec - 16 Dec	EVA Air
04 Dec - 08 Dec	Air China
13 Dec - 25 Dec	EVA Air
12 Dec - 15 Dec	EVA Air
30 Dec - 06 Jan	EVA Air
26 Dec - 01 Jan	EVA Air
31 Dec - 02 Jan	EVA Air
30 Dec - 07 Jan	Japan Airlines
29 Dec - 06 Jan	Japan Airlines
30 Dec - 05 Jan	Japan Airlines
01 Dec - 07 Dec	Japan Airlines
04 Dec - 27 Dec	Japan Airlines
13 Dec - 17 Dec	Japan Airlines
01 Dec - 10 Dec	Japan Airlines
31 Dec - 04 Jan	Japan Airlines
29 Dec - 14 Jan	Japan Airlines
20 Dec - 03 Jan	Japan Airlines
27 Dec - 04 Jan	Japan Airlines

Also check the deals for one-way flights from Seoul to Kuala Lumpur in December.

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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Cheapest return flights from Seoul to Kuala Lumpur in December from $689

Return flights