Cheapest one-way flights from Hanoi to Sydney in October from $189

Best time to book flights for Hanoi (HAN) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest one-way flights from Hanoi (HAN) to Sydney (SYD) in October 2025 (see full year).

One-Way flights

28 Oct AirAsia
14 Oct VietJet Air
16 Oct AirAsia
29 Oct Scoot Tigerair
17 Oct Scoot Tigerair
27 Oct Scoot Tigerair
04 Oct Philippine Airlines
28 Oct Vietnam Airlines direct
22 Oct Scoot Tigerair
14 Oct Vietnam Airlines direct

Also check the deals for return flights from Hanoi to Sydney in October.

Skyscanner

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney