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

Return flights

01 Jan - 18 Jan	Cathay Pacific	direct
19 Jan - 28 Jan	HK Express
19 Jan - 29 Jan	Scoot
20 Jan - 31 Jan	HK Express
20 Jan - 23 Jan	Scoot
19 Jan - 18 Feb	Scoot
19 Jan - 24 Jan	Scoot
19 Jan - 06 Feb	Scoot
20 Jan - 17 Feb	AirAsia
26 Jan - 01 Feb	HK Express
15 Jan - 24 Jan	HK Express
26 Jan - 28 Jan	AirAsia
13 Jan - 20 Jan	VietJet Air
12 Jan - 19 Jan	VietJet Air
28 Jan - 25 Feb	HK Express
27 Jan - 10 Feb	AirAsia
27 Jan - 02 Feb	AirAsia
31 Jan - 14 Feb	Cebu Pacific
31 Jan - 02 Feb	Scoot
23 Jan - 21 Feb	AirAsia

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 511€

Return flights