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

Return flights

05 Dec - 19 Dec	Air China
07 Dec - 19 Dec	Air China
10 Dec - 31 Dec	Air China
28 Dec - 21 Jan	Air China
08 Dec - 21 Dec	Air China
01 Dec - 14 Dec	Air China
28 Dec - 11 Jan	Air China
26 Dec - 23 Jan	Air China
25 Dec - 07 Jan	Air China
08 Dec - 19 Jan	Air China
27 Dec - 07 Jan	Air China
29 Dec - 21 Jan	Air China
30 Dec - 11 Jan	Air China
27 Dec - 15 Jan	Air China
26 Dec - 15 Jan	Air China
07 Dec - 28 Dec	Air China
03 Dec - 13 Dec	China Southern
06 Dec - 13 Dec	China Southern
06 Dec - 20 Dec	China Southern
04 Dec - 11 Dec	China Southern

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

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 Paris to Phnom-penh in December from 572€

Return flights