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

Return flights

29 Jan - 06 Feb	VietJet Air
30 Jan - 07 Feb	Scoot
12 Jan - 19 Jan	VietJet Air
01 Jan - 04 Jan	VietJet Air
20 Jan - 02 Feb	AirAsia
20 Jan - 09 Feb	AirAsia
20 Jan - 04 Feb	AirAsia
02 Jan - 05 Jan	China Southern
06 Jan - 13 Jan	China Southern
21 Jan - 02 Feb	AirAsia
21 Jan - 09 Feb	AirAsia
21 Jan - 04 Feb	AirAsia
15 Jan - 02 Feb	AirAsia
15 Jan - 04 Feb	AirAsia
01 Jan - 20 Jan	AirAsia
01 Jan - 13 Jan	AirAsia
01 Jan - 17 Jan	AirAsia
01 Jan - 16 Jan	AirAsia
20 Jan - 25 Jan	AirAsia
12 Jan - 13 Jan	AirAsia

Also check the deals for one-way flights from Hanoi 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 Hanoi to Sydney in January from 498€

Return flights