Cheapest one-way flights from Seoul to Phnom-penh in December from $143

Best time to book flights for Seoul (ICN) to Phnom-penh (PNH) flights at AirHint

AirHint found the following cheapest one-way flights from Seoul (ICN) to Phnom-penh (PNH) in December 2025 (see full year).

One-Way flights

20 Dec Philippine Airlines
29 Dec Xiamen Airlines
26 Dec Xiamen Airlines
27 Dec Philippine Airlines
10 Dec Thai AirAsia X
13 Dec Thai AirAsia X
01 Dec Thai AirAsia X
06 Dec Thai AirAsia X
20 Dec Asiana Airlines direct
22 Dec Thai AirAsia X

Also check the deals for return flights from Seoul to Phnom-penh in December.

Skyscanner

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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