Cheapest return flights from Bangkok to Phnom-penh in December from $110

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

Return flights

02 Dec - 02 Dec Thai AirAsia direct
13 Dec - 18 Dec Thai AirAsia direct
03 Dec - 18 Dec Thai AirAsia direct
02 Dec - 18 Dec Thai AirAsia direct
16 Dec - 18 Dec Thai AirAsia direct
03 Dec - 06 Dec Thai AirAsia direct
02 Dec - 06 Dec Thai AirAsia direct
13 Dec - 13 Dec Thai AirAsia direct
03 Dec - 13 Dec Thai AirAsia direct
03 Dec - 03 Dec Thai AirAsia direct
18 Dec - 03 Jan Thai AirAsia direct
05 Dec - 09 Jan Air Cambodia direct
27 Dec - 02 Jan Air Cambodia direct
28 Dec - 10 Jan Thai VietJet Air direct
13 Dec - 01 Jan Thai AirAsia direct
16 Dec - 01 Jan Thai AirAsia direct
13 Dec - 02 Jan Thai AirAsia direct
16 Dec - 02 Jan Thai AirAsia direct
16 Dec - 05 Jan Thai AirAsia direct
25 Dec - 13 Jan Thai AirAsia direct

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

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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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