AirHint found the following cheapest return flights from Busan (PUS) to Kuala Lumpur (KUL) in September 2026 (see full year).

Return flights

25 Sep - 28 Sep	Vietnam Airlines
01 Sep - 06 Sep	Vietnam Airlines
08 Sep - 12 Sep	Vietnam Airlines
09 Sep - 13 Sep	Vietnam Airlines
07 Sep - 13 Sep	Vietnam Airlines
13 Sep - 16 Sep	Vietnam Airlines
14 Sep - 17 Sep	Vietnam Airlines
09 Sep - 14 Sep	Vietnam Airlines
29 Sep - 06 Oct	Vietnam Airlines
30 Sep - 07 Oct	Vietnam Airlines
13 Sep - 19 Sep	Vietnam Airlines
14 Sep - 20 Sep	Vietnam Airlines
30 Sep - 07 Oct	AirAsia X	direct

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 183€

Return flights