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

Return flights

03 Sep - 13 Oct	Asiana Airlines
03 Sep - 26 Sep	China Airlines
26 Sep - 27 Oct	China Airlines
03 Sep - 16 Sep	Asiana Airlines
03 Sep - 11 Sep	China Airlines
20 Sep - 20 Oct	Asiana Airlines
03 Sep - 29 Sep	Asiana Airlines
20 Sep - 21 Oct	Asiana Airlines
03 Sep - 15 Oct	China Airlines
20 Sep - 26 Oct	Asiana Airlines
20 Sep - 24 Oct	China Airlines
20 Sep - 22 Oct	China Airlines
20 Sep - 25 Oct	EVA Air
03 Sep - 27 Sep	EVA Air
03 Sep - 28 Sep	EVA Air
20 Sep - 23 Oct	EVA Air

Also check the deals for one-way flights from Burbank 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.

Book a cheap hotel in Phnom-penh

Cheap car rent in Phnom-penh

Cheapest return flights from Burbank to Phnom-penh in September from $957

Return flights