AirHint found the following cheapest return flights from Hanoi (HAN) to Guangzhou (CAN) in September 2025 (see full year).

Return flights

10 Sep - 18 Sep	VietJet Air	direct
19 Sep - 21 Sep	Air China
12 Sep - 20 Sep	Air China
13 Sep - 20 Sep	Shenzhen Airlines	direct
19 Sep - 21 Sep	Vietnam Airlines	direct
12 Sep - 20 Sep	Vietnam Airlines	direct

Also check the deals for one-way flights from Hanoi to Guangzhou 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.

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Cheapest return flights from Hanoi to Guangzhou in September from $142

Return flights