AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Riyadh (RUH) in December 2025 (see full year).

One-Way flights

13 Dec	HK Express
15 Dec	HK Express
29 Dec	Hainan Airlines
19 Dec	HK Express
28 Dec	HK Express
30 Dec	Thai AirAsia
26 Dec	Thai Lion Air
02 Dec	Qatar Airways
19 Dec	Cathay Pacific	direct
30 Dec	Cathay Pacific	direct

Also check the deals for return flights from Hong Kong to Riyadh 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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Cheapest one-way flights from Hong Kong to Riyadh in December from 226€

One-Way flights