Cheapest one-way flights from Seoul to Phnom-penh in May from $119

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 May 2025 (see full year).

One-Way flights

26 May Vietnam Airlines
20 May Vietnam Airlines
12 May Vietnam Airlines
22 May Vietnam Airlines
31 May Vietnam Airlines
08 May Vietnam Airlines
23 May AirAsia X
26 May Asiana Airlines direct
19 May AirAsia X
29 May AirAsia X

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

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.

Book a cheap hotel in Phnom-penh

Cheap car rent in Phnom-penh