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

Return flights

05 Dec - 12 Dec	HK Express
10 Dec - 18 Dec	Batik Air Malaysia
10 Dec - 14 Dec	HK Express
09 Dec - 18 Dec	HK Express
08 Dec - 16 Dec	HK Express
08 Dec - 15 Dec	HK Express
03 Dec - 07 Dec	HK Express
05 Dec - 09 Dec	HK Express
07 Dec - 12 Dec	HK Express
01 Dec - 11 Dec	HK Express
31 Dec - 07 Jan	HK Express
19 Dec - 10 Jan	HK Express
31 Dec - 06 Jan	HK Express
31 Dec - 08 Jan	HK Express
28 Dec - 04 Jan	Firefly
31 Dec - 05 Jan	HK Express
19 Dec - 06 Jan	HK Express
11 Dec - 04 Jan	HK Express
14 Dec - 02 Jan	HK Express
30 Dec - 07 Jan	HK Express

Also check the deals for one-way flights from Kuala Lumpur 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Kuala Lumpur to Seoul in December from 279€

Return flights