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

Return flights

31 Dec - 07 Jan	Scoot
19 Dec - 24 Dec	Scoot
31 Dec - 03 Jan	Scoot
04 Dec - 05 Dec	AirAsia X
04 Dec - 10 Dec	AirAsia X
04 Dec - 07 Dec	AirAsia X
04 Dec - 06 Dec	AirAsia X
07 Dec - 10 Dec	AirAsia X
17 Dec - 20 Dec	Thai VietJet Air
04 Dec - 12 Dec	AirAsia X
04 Dec - 14 Dec	AirAsia X
04 Dec - 15 Dec	AirAsia X
30 Dec - 06 Jan	T'way Air
30 Dec - 03 Jan	T'way Air
18 Dec - 07 Jan	AirAsia X
23 Dec - 09 Jan	AirAsia X
23 Dec - 07 Jan	AirAsia X
18 Dec - 05 Jan	AirAsia X
23 Dec - 12 Jan	AirAsia X
23 Dec - 05 Jan	AirAsia X

Also check the deals for one-way flights from Sapporo to Singapore 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 Singapore in December from 390€

Return flights