Cheapest return flights from Bangkok to Phnom-penh in September from $124

Best time to book flights for Bangkok (DMK) to Phnom-penh (PNH) flights at AirHint

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

Return flights

19 Sep - 24 Sep Thai AirAsia direct
10 Sep - 24 Sep Thai AirAsia direct
20 Sep - 24 Sep Thai AirAsia direct
19 Sep - 23 Sep Thai AirAsia direct
19 Sep - 28 Sep Thai AirAsia direct
10 Sep - 16 Sep Thai AirAsia direct
10 Sep - 23 Sep Thai AirAsia direct
20 Sep - 23 Sep Thai AirAsia direct
10 Sep - 28 Sep Thai AirAsia direct
20 Sep - 28 Sep Thai AirAsia direct
22 Sep - 12 Oct Thai AirAsia direct
25 Sep - 12 Oct Thai AirAsia direct
25 Sep - 14 Oct Thai AirAsia direct
25 Sep - 15 Oct 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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