Cheapest return flights from London to Phnom-penh in August from $958

AirHint found the following cheapest return flights from London (LHR) to Phnom-penh (PNH) in August 2025 (see full year).

Return flights

26 Aug - 17 Sep Vietnam Airlines
23 Aug - 07 Sep China Southern
14 Aug - 03 Sep Vietnam Airlines
06 Aug - 13 Aug Scandinavian Airlines
14 Aug - 04 Sep Etihad Airways
11 Aug - 18 Aug Etihad Airways
18 Aug - 25 Aug Vietnam Airlines
06 Aug - 28 Aug Scandinavian Airlines
16 Aug - 06 Sep Shenzhen Airlines
26 Aug - 31 Aug China Southern
13 Aug - 27 Aug Vietnam Airlines
01 Aug - 08 Aug Air China
05 Aug - 21 Aug Scandinavian Airlines
01 Aug - 22 Aug Shenzhen Airlines
01 Aug - 15 Aug Shenzhen Airlines
02 Aug - 20 Sep Air India

Also check the deals for one-way flights from London to Phnom-penh in August.

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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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