Cheapest return flights from Bangkok to Phnom-penh in September from $106

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

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

Return flights

10 Sep - 14 Sep Thai AirAsia direct
16 Sep - 28 Sep Thai AirAsia direct
08 Sep - 28 Sep Thai AirAsia direct
08 Sep - 16 Sep Thai AirAsia direct
13 Sep - 28 Sep Thai AirAsia direct
13 Sep - 30 Sep Thai AirAsia direct
13 Sep - 16 Sep Thai AirAsia direct
16 Sep - 30 Sep Thai AirAsia direct
16 Sep - 16 Sep Thai AirAsia direct
19 Sep - 28 Sep Thai AirAsia direct
13 Sep - 03 Oct Thai AirAsia direct
19 Sep - 08 Oct Thai AirAsia direct
16 Sep - 03 Oct Thai AirAsia direct
19 Sep - 03 Oct Thai AirAsia direct
26 Sep - 03 Oct Thai AirAsia direct
29 Sep - 03 Oct Thai AirAsia direct
17 Sep - 03 Oct Thai AirAsia direct
20 Sep - 03 Oct Thai AirAsia direct
15 Sep - 03 Oct Thai AirAsia direct
14 Sep - 03 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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