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

Return flights

29 Dec - 05 Jan	Cathay Pacific
02 Dec - 07 Dec	Scoot Tigerair	direct
30 Dec - 04 Jan	Cathay Pacific
29 Dec - 05 Jan	Scoot Tigerair	direct
22 Dec - 04 Jan	AirAsia X
22 Dec - 05 Jan	AirAsia X
21 Dec - 04 Jan	Thai AirAsia
08 Dec - 14 Dec	AirAsia X
08 Dec - 27 Dec	AirAsia X
21 Dec - 05 Jan	Thai AirAsia
05 Dec - 14 Dec	AirAsia X
22 Dec - 27 Dec	AirAsia X
24 Dec - 04 Jan	AirAsia X
05 Dec - 07 Dec	AirAsia X
05 Dec - 05 Dec	AirAsia X
24 Dec - 05 Jan	AirAsia X
21 Dec - 27 Dec	Thai AirAsia
05 Dec - 08 Dec	AirAsia X
08 Dec - 09 Dec	AirAsia X
16 Dec - 04 Jan	AirAsia

Also check the deals for one-way flights from Hangzhou 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 Hangzhou to Singapore in December from 256€

Return flights