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

Return flights

23 Sep - 20 Oct	easyJet
27 Sep - 12 Oct	Pegasus Airlines
22 Sep - 31 Oct	China Eastern
15 Sep - 10 Oct	China Eastern
15 Sep - 22 Sep	Pegasus Airlines
14 Sep - 21 Sep	SWISS
12 Sep - 21 Sep	Air China
27 Sep - 11 Oct	Pegasus Airlines
11 Sep - 21 Sep	Air China
15 Sep - 30 Sep	Pegasus Airlines
26 Sep - 11 Oct	AJet
24 Sep - 08 Oct	easyJet
23 Sep - 08 Oct	easyJet
12 Sep - 27 Sep	AJet
20 Sep - 27 Sep	Pegasus Airlines
15 Sep - 23 Sep	Pegasus Airlines
12 Sep - 19 Sep	AJet
12 Sep - 05 Oct	AJet
19 Sep - 04 Oct	China Eastern
15 Sep - 26 Sep	Pegasus Airlines

Also check the deals for one-way flights from Geneva to Hanoi 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 Geneva to Hanoi in September from $684

Return flights