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

Return flights

09 Sep - 12 Sep	Scoot Tigerair	direct
13 Sep - 20 Sep	Scoot Tigerair	direct
01 Sep - 05 Sep	Air China
01 Sep - 04 Sep	AirAsia X
01 Sep - 07 Sep	AirAsia X
01 Sep - 09 Sep	AirAsia X
01 Sep - 16 Sep	AirAsia X
01 Sep - 19 Sep	AirAsia X
01 Sep - 14 Sep	AirAsia X
01 Sep - 06 Sep	AirAsia X
21 Sep - 11 Oct	AirAsia
21 Sep - 12 Oct	AirAsia
21 Sep - 10 Oct	AirAsia
20 Sep - 11 Oct	AirAsia
21 Sep - 09 Oct	AirAsia
19 Sep - 09 Oct	AirAsia X
20 Sep - 10 Oct	AirAsia
20 Sep - 09 Oct	AirAsia
19 Sep - 10 Oct	AirAsia X
17 Sep - 06 Oct	AirAsia X

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

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Hangzhou to Singapore in September from $225

Return flights