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

One-Way flights

16 Jun	Air China
17 Jun	China Southern
18 Jun	Air China
20 Jun	Air China
24 Jun	China Southern
26 Jun	China Southern
25 Jun	China Southern
23 Jun	China Southern
19 Jun	China Southern
27 Jun	China Southern

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

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest one-way flights from Phnom-penh to Seoul in June from $135

One-Way flights