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

Return flights

25 Jul - 28 Jul	Air India
28 Jul - 14 Aug	Lufthansa
18 Jul - 25 Jul	Ethiopian Airlines
20 Jul - 01 Aug	Ethiopian Airlines
30 Jul - 06 Aug	Ethiopian Airlines
21 Jul - 04 Aug	Air India
30 Jul - 26 Aug	Etihad Airways
28 Jul - 15 Aug	Air India
25 Jul - 01 Aug	Air India
21 Jul - 28 Jul	IndiGo
31 Jul - 29 Aug	IndiGo
26 Jul - 02 Aug	IndiGo
20 Jul - 24 Jul	IndiGo
19 Jul - 26 Jul	Austrian Airlines
31 Jul - 23 Aug	IndiGo
19 Jul - 29 Jul	SWISS
19 Jul - 24 Jul	Qatar Airways

Also check the deals for one-way flights from Zurich to Hanoi in July.

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 July from 872€

Return flights