AirHint found the following cheapest return flights from Kuching (KCH) to Seoul (ICN) in December 2025 (see full year).

Return flights

05 Dec - 08 Dec	AirAsia
05 Dec - 09 Dec	AirAsia
04 Dec - 08 Dec	AirAsia
04 Dec - 09 Dec	AirAsia
05 Dec - 20 Dec	AirAsia
05 Dec - 21 Dec	AirAsia
04 Dec - 20 Dec	AirAsia
05 Dec - 24 Dec	AirAsia
04 Dec - 21 Dec	AirAsia
05 Dec - 25 Dec	AirAsia
29 Dec - 16 Jan	AirAsia
15 Dec - 04 Jan	AirAsia
12 Dec - 01 Jan	AirAsia
15 Dec - 01 Jan	AirAsia
12 Dec - 02 Jan	AirAsia
15 Dec - 02 Jan	AirAsia
25 Dec - 04 Jan	AirAsia
29 Dec - 04 Jan	AirAsia
25 Dec - 01 Jan	AirAsia
29 Dec - 01 Jan	AirAsia

Also check the deals for one-way flights from Kuching to Seoul 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 Kuching to Seoul in December from 282€

Return flights