Cheapest one-way flights from Hong Kong to Phnom-penh in September from $164

Best time to book flights for Hong Kong (HKG) to Phnom-penh (PNH) flights at AirHint

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

One-Way flights

20 Sep HK Express
21 Sep HK Express
19 Sep HK Express
22 Sep HK Express
23 Sep HK Express
24 Sep HK Express
25 Sep HK Express
26 Sep Vietnam Airlines
19 Sep Cathay Pacific direct
20 Sep Cathay Pacific direct

Also check the deals for return flights from Hong Kong 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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