AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Phnom-penh (PNH) in December 2025 (see full year).
One-Way flights
| 03 Dec | Thai AirAsia | ||
| 18 Dec | Thai AirAsia | ||
| 04 Dec | HK Express | ||
| 11 Dec | Cathay Pacific | direct | |
| 03 Dec | Cathay Pacific | direct | |
| 04 Dec | Cathay Pacific | direct | |
| 22 Dec | Thai AirAsia | ||
| 18 Dec | Cathay Pacific | direct |
Also check the deals for return flights from Hong Kong to Phnom-penh in December.
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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