AirHint found the following cheapest return flights from Brussels (BRU) to Phnom-penh (PNH) in September 2025 (see full year).
21 Sep - 11 Oct | Qatar Airways | ||
08 Sep - 29 Sep | Qatar Airways | ||
21 Sep - 12 Oct | Qatar Airways | ||
03 Sep - 13 Sep | Qatar Airways |
Also check the deals for one-way flights from Brussels 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.