AirHint found the following cheapest return flights from Seoul (ICN) to Phnom-penh (PNH) in May 2026 (see full year).
Return flights
| 22 May - 25 May | Korean Air | direct | |
| 27 May - 30 May | Korean Air | direct | |
| 01 May - 05 May | Asiana Airlines | direct | |
| 22 May - 30 May | AirAsia X | ||
| 01 May - 11 May | AirAsia X |
Also check the deals for one-way flights from Seoul to Phnom-penh in May.
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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