AirHint found the following cheapest return flights from Sapporo (CTS) to Sydney (SYD) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec	Jetstar Japan
01 Dec - 05 Dec	AirAsia X
01 Dec - 07 Dec	AirAsia X
22 Dec - 09 Jan	AirAsia X
15 Dec - 17 Dec	Qantas	direct
25 Dec - 13 Jan	AirAsia X
25 Dec - 14 Jan	AirAsia X
25 Dec - 12 Jan	AirAsia X
25 Dec - 09 Jan	AirAsia X
25 Dec - 06 Jan	Scoot
06 Dec - 12 Dec	AirAsia X
06 Dec - 15 Dec	AirAsia X
22 Dec - 11 Jan	AirAsia X
01 Dec - 12 Dec	AirAsia X
01 Dec - 15 Dec	AirAsia X
08 Dec - 12 Dec	AirAsia X
08 Dec - 15 Dec	AirAsia X
31 Dec - 09 Jan	Jetstar Japan
22 Dec - 07 Jan	AirAsia X
25 Dec - 11 Jan	AirAsia X

Also check the deals for one-way flights from Sapporo to Sydney in December.

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 Sapporo to Sydney in December from 780€

Return flights