Cheapest one-way flights from Seoul to Phnom-penh in December from $150

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

18 Dec Vietnam Airlines
26 Dec Xiamen Airlines
31 Dec Xiamen Airlines
28 Dec Xiamen Airlines
18 Dec Korean Air direct
01 Dec Thai AirAsia X
06 Dec Thai AirAsia X
05 Dec Thai AirAsia X
27 Dec Thai AirAsia X
31 Dec Asiana Airlines direct

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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