AirHint found the following cheapest return flights from Dublin (DUB) to Phnom-penh (PNH) in July 2025 (see full year).

Return flights

08 Jul - 23 Jul	Ryanair
07 Jul - 23 Jul	Ryanair
15 Jul - 22 Jul	Hainan Airlines
14 Jul - 21 Jul	Ryanair
04 Jul - 19 Jul	Ryanair
10 Jul - 19 Jul	Hainan Airlines
05 Jul - 19 Jul	Ryanair
10 Jul - 20 Jul	Hainan Airlines
27 Jul - 21 Aug	Hainan Airlines
07 Jul - 12 Jul	Emirates
01 Jul - 01 Aug	Emirates

Also check the deals for one-way flights from Dublin to Phnom-penh in July.

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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Cheapest return flights from Dublin to Phnom-penh in July from $918

Return flights