AirHint found the following cheapest return flights from Hong Kong (HKG) to Sydney (SYD) in January 2026 (see full year).

Return flights

01 Jan - 13 Jan	Sichuan Airlines
14 Jan - 21 Jan	Hainan Airlines
20 Jan - 04 Feb	AirAsia
07 Jan - 14 Jan	Hainan Airlines
05 Jan - 26 Jan	Scoot
14 Jan - 22 Jan	Hainan Airlines
19 Jan - 25 Jan	AirAsia
27 Jan - 06 Feb	AirAsia
21 Jan - 28 Jan	AirAsia
13 Jan - 25 Jan	AirAsia
12 Jan - 26 Jan	Scoot
12 Jan - 20 Jan	Scoot
20 Jan - 05 Feb	AirAsia
20 Jan - 06 Feb	HK Express
13 Jan - 08 Feb	AirAsia
31 Jan - 09 Feb	HK Express
31 Jan - 13 Feb	AirAsia
19 Jan - 09 Feb	AirAsia
01 Jan - 13 Feb	Hong Kong Airlines	direct
05 Jan - 13 Feb	Hainan Airlines

Also check the deals for one-way flights from Hong Kong to Sydney in January.

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 return flights from Hong Kong to Sydney in January from 448€

Return flights