Cheapest return flights from London to Phnom-penh in October from $652

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 October 2025 (see full year).

Return flights

18 Oct - 25 Oct Shenzhen Airlines
24 Oct - 31 Oct Shenzhen Airlines
15 Oct - 29 Oct Air China
04 Oct - 17 Nov Air China
24 Oct - 16 Nov Air China
25 Oct - 16 Nov Air China
31 Oct - 14 Nov Singapore Airlines
06 Oct - 11 Nov Singapore Airlines
01 Oct - 23 Oct China Airlines
07 Oct - 19 Oct China Airlines
01 Oct - 19 Oct China Airlines
31 Oct - 21 Nov China Airlines
19 Oct - 02 Nov Malaysia Airlines
14 Oct - 21 Oct Malaysia Airlines
07 Oct - 15 Oct Malaysia Airlines
04 Oct - 11 Oct Malaysia Airlines
03 Oct - 19 Oct Malaysia Airlines
23 Oct - 06 Nov Singapore Airlines
23 Oct - 05 Nov Singapore Airlines
24 Oct - 01 Nov Singapore Airlines

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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