Cheapest return flights from London to Phnom-penh in October from $761

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

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

Return flights

20 Oct - 26 Oct Air China
13 Oct - 27 Oct Air China
24 Oct - 10 Nov Air China
24 Oct - 18 Nov Air China
31 Oct - 14 Nov China Southern
22 Oct - 02 Nov China Southern
23 Oct - 01 Nov China Southern
05 Oct - 15 Oct China Southern
09 Oct - 25 Oct China Southern
22 Oct - 01 Nov China Southern
17 Oct - 01 Nov China Southern
03 Oct - 12 Oct Thai Airways
02 Oct - 17 Oct Thai Airways

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

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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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