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

Return flights

19 Sep - 09 Oct	Saudia
08 Sep - 25 Sep	Etihad Airways
25 Sep - 30 Sep	easyJet
13 Sep - 20 Sep	easyJet
09 Sep - 23 Sep	easyJet
13 Sep - 27 Sep	easyJet
10 Sep - 20 Sep	easyJet
12 Sep - 26 Sep	Etihad Airways
12 Sep - 27 Sep	Etihad Airways
13 Sep - 03 Oct	Etihad Airways
01 Sep - 13 Sep	Etihad Airways
08 Sep - 15 Sep	Etihad Airways
15 Sep - 27 Oct	Etihad Airways
20 Sep - 03 Oct	easyJet
23 Sep - 09 Oct	easyJet
30 Sep - 07 Oct	Condor
26 Sep - 11 Oct	easyJet
27 Sep - 11 Oct	easyJet
19 Sep - 08 Oct	Etihad Airways
12 Sep - 05 Oct	British Airways

Also check the deals for one-way flights from Zurich 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 Zurich to Hanoi in September from $817

Return flights