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

Return flights

13 Dec - 16 Dec	Shenzhen Airlines
25 Dec - 01 Jan	China Airlines
25 Dec - 06 Jan	EVA Air
27 Dec - 31 Dec	China Airlines
26 Dec - 02 Jan	Korean Air
30 Dec - 01 Jan	Korean Air
26 Dec - 04 Jan	Korean Air
29 Dec - 02 Jan	Korean Air
28 Dec - 02 Jan	Korean Air
26 Dec - 03 Jan	Korean Air
29 Dec - 03 Jan	Korean Air
27 Dec - 02 Jan	Korean Air

Also check the deals for one-way flights from Tokyo 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 Tokyo to Phnom-penh in December from 266€

Return flights