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

Return flights

04 Apr - 11 Apr	Scoot Tigerair
27 Apr - 07 May	Cebu Pacific
22 Apr - 09 May	AirAsia
29 Apr - 06 May	Scoot Tigerair
22 Apr - 12 May	AirAsia
22 Apr - 13 May	AirAsia
22 Apr - 25 Apr	AirAsia
03 Apr - 07 Apr	Scoot Tigerair
22 Apr - 26 Apr	AirAsia
27 Apr - 09 May	AirAsia
27 Apr - 12 May	AirAsia
29 Apr - 09 May	AirAsia
27 Apr - 13 May	AirAsia
29 Apr - 12 May	AirAsia
02 Apr - 08 Apr	Scoot Tigerair
02 Apr - 10 Apr	Scoot Tigerair
09 Apr - 25 Apr	AirAsia
09 Apr - 26 Apr	AirAsia
15 Apr - 25 Apr	AirAsia
03 Apr - 14 Apr	AirAsia

Also check the deals for one-way flights from Hong Kong 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 Hong Kong to Sydney in April from $426

Return flights