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

Return flights

24 Dec - 27 Dec	Qantas	direct
24 Dec - 29 Dec	Qantas	direct
27 Dec - 31 Dec	Hong Kong Airlines
24 Dec - 31 Dec	AirAsia X
26 Dec - 31 Dec	AirAsia X
29 Dec - 03 Jan	AirAsia X
24 Dec - 31 Dec	Qantas	direct
29 Dec - 02 Jan	AirAsia X
28 Dec - 02 Jan	AirAsia X
20 Dec - 21 Dec	Jetstar Japan
27 Dec - 31 Dec	Qantas	direct
31 Dec - 03 Jan	Qantas	direct
29 Dec - 03 Jan	Qantas	direct

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 753€

Return flights