Cheapest return flights from London to Phnom-penh in September from $940

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

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

Return flights

15 Sep - 22 Sep Emirates
08 Sep - 22 Sep Emirates
15 Sep - 29 Sep Emirates
09 Sep - 23 Sep Emirates
13 Sep - 22 Sep Emirates
02 Sep - 09 Sep Emirates
25 Sep - 04 Oct Emirates
26 Sep - 04 Oct Emirates
26 Sep - 05 Oct Emirates
27 Sep - 12 Oct Emirates

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

Skyscanner

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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