Cheapest return BKK–KUL flights, September

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

Return flights

24 Sep - 28 Sep Thai VietJet Air
24 Sep - 27 Sep Thai VietJet Air
20 Sep - 26 Sep Thai VietJet Air
17 Sep - 19 Sep Thai VietJet Air
17 Sep - 21 Sep Thai VietJet Air
05 Sep - 12 Sep Thai AirAsia
28 Sep - 08 Oct Thai VietJet Air
24 Sep - 27 Sep AirAsia direct
17 Sep - 21 Sep AirAsia direct
17 Sep - 19 Sep AirAsia direct
18 Sep - 21 Sep AirAsia direct
03 Sep - 09 Oct AirAsia direct

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

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