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

Return flights

20 Sep - 24 Sep	VietJet Air
23 Sep - 30 Sep	Jeju Air
11 Sep - 13 Sep	Eastar Jet
23 Sep - 26 Sep	Jeju Air
30 Sep - 05 Oct	Air Busan
26 Sep - 29 Sep	Jeju Air
11 Sep - 18 Sep	Air China
28 Sep - 04 Oct	Jeju Air
26 Sep - 28 Sep	Jeju Air
29 Sep - 02 Oct	Jeju Air
22 Sep - 24 Sep	Jeju Air
29 Sep - 03 Oct	Jeju Air
19 Sep - 23 Sep	Jeju Air
27 Sep - 14 Oct	Jeju Air
09 Sep - 14 Sep	Jeju Air
27 Sep - 13 Oct	Jeju Air
15 Sep - 15 Oct	Philippine Airlines

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 218€

Return flights