AirHint found the following cheapest one-way flights from Kuala Lumpur (KUL) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

09 Dec	AirAsia X	direct
02 Dec	AirAsia X	direct
03 Dec	AirAsia X	direct
04 Dec	Batik Air Malaysia	direct
10 Dec	AirAsia X	direct
11 Dec	VietJet Air
30 Dec	Scoot
21 Dec	Hainan Airlines
12 Dec	Firefly
13 Dec	AirAsia X	direct

Also check the deals for return 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.

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Cheapest one-way flights from Kuala Lumpur to Seoul in December from 103€

One-Way flights