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

Return flights

24 Oct - 26 Oct	Scoot	direct
18 Oct - 25 Oct	Scoot	direct
17 Oct - 20 Oct	Scoot
17 Oct - 24 Oct	Scoot	direct
07 Oct - 04 Nov	Cathay Pacific
06 Oct - 04 Nov	Cathay Pacific
20 Oct - 27 Oct	Cathay Pacific
08 Oct - 15 Oct	AirAsia X
12 Oct - 15 Oct	AirAsia
14 Oct - 15 Oct	AirAsia
10 Oct - 15 Oct	AirAsia X
06 Oct - 15 Oct	AirAsia X
12 Oct - 02 Nov	AirAsia
14 Oct - 02 Nov	AirAsia
13 Oct - 02 Nov	AirAsia X
14 Oct - 03 Nov	AirAsia
31 Oct - 06 Nov	Thai AirAsia
13 Oct - 03 Nov	AirAsia X
17 Oct - 06 Nov	AirAsia X
31 Oct - 09 Nov	Thai AirAsia

Also check the deals for one-way flights from Hangzhou to Singapore in October.

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 October from $236

Return flights