AirHint found the following cheapest return flights from London (STN) to Phnom-penh (PNH) in September 2025 (see full year).
08 Sep - 22 Sep | Emirates | ||
06 Sep - 29 Sep | Emirates |
Also check the deals for one-way flights from London to Phnom-penh in September.
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.