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

Return flights

25 Apr - 03 May	VietJet Air
23 Apr - 01 May	VietJet Air
12 Apr - 18 Apr	VietJet Air
01 Apr - 05 Apr	VietJet Air
10 Apr - 16 Apr	VietJet Air
29 Apr - 16 May	AirAsia
01 Apr - 18 Apr	AirAsia
28 Apr - 16 May	AirAsia
24 Apr - 03 May	VietJet Air
01 Apr - 16 Apr	AirAsia
24 Apr - 02 May	Singapore Airlines
24 Apr - 05 May	AirAsia
29 Apr - 05 May	AirAsia
29 Apr - 02 May	AirAsia
04 Apr - 18 Apr	AirAsia
23 Apr - 05 May	AirAsia
04 Apr - 16 Apr	AirAsia
14 Apr - 18 Apr	AirAsia
11 Apr - 18 Apr	AirAsia
14 Apr - 16 Apr	AirAsia

Also check the deals for one-way flights from Hanoi to Sydney in April.

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 April from 378€

Return flights