Cheapest return flights from Bangkok to Phnom-penh in September from $104

AirHint found the following cheapest return flights from Bangkok (BKK) to Phnom-penh (PNH) in September 2025 (see full year).

Return flights

04 Sep - 07 Sep Thai VietJet Air direct
03 Sep - 07 Sep Thai VietJet Air direct
04 Sep - 08 Sep Thai VietJet Air direct
04 Sep - 06 Sep Thai VietJet Air direct
05 Sep - 08 Sep Thai VietJet Air direct
02 Sep - 07 Sep Thai VietJet Air direct
06 Sep - 08 Sep Thai AirAsia direct
07 Sep - 08 Sep Thai AirAsia direct
04 Sep - 05 Sep Thai AirAsia direct
06 Sep - 07 Sep Thai AirAsia direct
04 Sep - 29 Oct Thai VietJet Air direct
30 Sep - 07 Oct Thai AirAsia direct
26 Sep - 12 Oct Air Cambodia direct
18 Sep - 10 Oct Air Cambodia direct
27 Sep - 04 Oct Air Cambodia direct
28 Sep - 11 Oct Air Cambodia direct
24 Sep - 01 Oct Singapore Airlines
25 Sep - 02 Oct Singapore Airlines
29 Sep - 14 Oct Singapore Airlines
26 Sep - 02 Oct Singapore Airlines

Also check the deals for one-way flights from Bangkok to Phnom-penh in September.

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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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