Cheapest one-way flights from Seoul to Phnom-penh in September from $128

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 September 2025 (see full year).

One-Way flights

23 Sep Vietnam Airlines
14 Sep Vietnam Airlines
15 Sep Vietnam Airlines
14 Sep Korean Air direct
15 Sep Korean Air direct
23 Sep Korean Air direct
10 Sep AirAsia X
12 Sep AirAsia X
07 Sep AirAsia X
06 Sep AirAsia X

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

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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