Cheapest return flights from Bangkok to Phnom-penh in September from $115

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

Return flights

25 Sep - 01 Oct Thai AirAsia direct
02 Sep - 09 Sep Thai AirAsia direct
20 Sep - 05 Oct Thai AirAsia direct
15 Sep - 05 Oct Thai AirAsia direct
16 Sep - 05 Oct Thai AirAsia direct
17 Sep - 05 Oct Thai AirAsia direct
21 Sep - 05 Oct Thai AirAsia direct
22 Sep - 05 Oct Thai AirAsia direct
23 Sep - 05 Oct Thai AirAsia direct
25 Sep - 05 Oct Thai AirAsia direct
26 Sep - 05 Oct Thai AirAsia direct
07 Sep - 10 Sep Thai AirAsia direct
17 Sep - 19 Sep Thai AirAsia direct
08 Sep - 11 Sep Thai AirAsia direct
05 Sep - 11 Sep Thai AirAsia direct
06 Sep - 11 Sep Thai AirAsia direct
09 Sep - 11 Sep Thai AirAsia direct
11 Sep - 11 Sep Thai AirAsia direct
01 Sep - 11 Sep Thai AirAsia direct
16 Sep - 23 Sep Thai AirAsia direct

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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