AirHint found the following cheapest return flights from Bangkok (BKK) to Phnom-penh (PNH) in January 2026 (see full year).

Return flights

07 Jan - 16 Jan	Thai AirAsia	direct
04 Jan - 07 Jan	Thai AirAsia
14 Jan - 21 Jan	Thai AirAsia
14 Jan - 22 Jan	Thai AirAsia
18 Jan - 24 Jan	Thai AirAsia
17 Jan - 24 Jan	Thai AirAsia
09 Jan - 16 Jan	Thai AirAsia
08 Jan - 18 Jan	Thai AirAsia
07 Jan - 04 Feb	Thai AirAsia
20 Jan - 23 Jan	Singapore Airlines
21 Jan - 27 Jan	Singapore Airlines
22 Jan - 11 Feb	Singapore Airlines

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

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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Cheapest return flights from Bangkok to Phnom-penh in January from $196

Return flights