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

Return flights

23 Sep - 24 Sep	Scoot
29 Sep - 29 Oct	HK Express
28 Sep - 16 Oct	HK Express
23 Sep - 14 Oct	HK Express
29 Sep - 11 Oct	HK Express
25 Sep - 11 Oct	HK Express
26 Sep - 11 Oct	HK Express
19 Sep - 28 Sep	Batik Air Malaysia
24 Sep - 21 Oct	Scoot
28 Sep - 09 Oct	HK Express
26 Sep - 28 Oct	HK Express
30 Sep - 10 Oct	HK Express
22 Sep - 24 Sep	HK Express
20 Sep - 23 Sep	HK Express
19 Sep - 23 Sep	HK Express
21 Sep - 24 Sep	HK Express
17 Sep - 24 Sep	Scoot
19 Sep - 24 Sep	Scoot
17 Sep - 22 Sep	Batik Air Malaysia
16 Sep - 23 Sep	Scoot

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

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 Kuala Lumpur to Seoul in September from 236€

Return flights