Cheapest one-way flights from Sydney to Phnom-penh in September from $248

AirHint found the following cheapest one-way flights from Sydney (SYD) to Phnom-penh (PNH) in September 2025 (see full year).

One-Way flights

11 Sep AirAsia X
03 Sep AirAsia X
17 Sep AirAsia X
30 Sep AirAsia X
05 Sep AirAsia X
19 Sep AirAsia X
18 Sep AirAsia X
24 Sep AirAsia X
02 Sep AirAsia X
27 Sep AirAsia X

Also check the deals for return flights from Sydney 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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