Cheapest return flights from London to Phnom-penh in May from 534€

AirHint found the following cheapest return flights from London (LGW) to Phnom-penh (PNH) in May 2026 (see full year).

Return flights

04 May - 18 May Air China
22 May - 05 Jun Air China
02 May - 16 May Air China
21 May - 06 Jun SWISS
22 May - 06 Jun Air China
05 May - 15 Jun China Eastern

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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