Cheapest return flights from London to Phnom-penh in August from 889€

Best time to book flights for London (LHR) to Phnom-penh (PNH) flights at AirHint

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

Return flights

20 Aug - 10 Sep Malaysia Airlines
18 Aug - 11 Sep China Airlines
19 Aug - 11 Sep China Airlines
13 Aug - 27 Aug Thai Airways
23 Aug - 09 Sep Thai Airways
23 Aug - 06 Sep Thai Airways
11 Aug - 25 Aug China Airlines
15 Aug - 29 Aug Thai Airways
04 Aug - 16 Aug Aegean Airlines

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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