Cheapest return flights from London to Phnom-penh in May from 518€

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

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

Return flights

31 May - 14 Jun Air China
27 May - 12 Jun Singapore Airlines
01 May - 12 May China Southern
23 May - 23 Jun Singapore Airlines
01 May - 11 May China Southern
06 May - 17 May Singapore Airlines
03 May - 13 May Singapore Airlines
10 May - 24 May Singapore Airlines
02 May - 17 May Singapore Airlines
24 May - 31 May Singapore Airlines
02 May - 18 May Singapore Airlines

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

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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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