AirHint found the following cheapest return flights from Busan (PUS) to Kuala Lumpur (KUL) in September 2025 (see full year).

Return flights

25 Sep - 02 Oct	Vietnam Airlines
05 Sep - 09 Sep	Vietnam Airlines
23 Sep - 26 Sep	Vietnam Airlines
13 Sep - 21 Sep	Vietnam Airlines
24 Sep - 29 Sep	VietJet Air
09 Sep - 16 Sep	HK Express
03 Sep - 08 Sep	China Eastern
18 Sep - 22 Sep	VietJet Air
04 Sep - 06 Sep	VietJet Air
16 Sep - 21 Sep	VietJet Air
01 Sep - 12 Sep	VietJet Air
29 Sep - 03 Oct	VietJet Air
24 Sep - 04 Oct	Air China
26 Sep - 02 Oct	China Airlines
27 Sep - 11 Oct	VietJet Air
26 Sep - 11 Oct	China Airlines
29 Sep - 06 Oct	Cathay Pacific
28 Sep - 07 Oct	Korean Air

Also check the deals for one-way flights from Busan to Kuala Lumpur 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 Busan to Kuala Lumpur in September from 182€

Return flights