AirHint found the following cheapest return flights from Helsinki (HEL) to Zurich (ZRH) in August 2025 (see full year).

Return flights

27 Aug - 29 Aug	Lufthansa
28 Aug - 01 Sep	Lufthansa
21 Aug - 24 Aug	Lufthansa
07 Aug - 14 Aug	Lufthansa
07 Aug - 11 Aug	Lufthansa
25 Aug - 29 Aug	Lufthansa
13 Aug - 15 Aug	Lufthansa
26 Aug - 30 Aug	Lufthansa
25 Aug - 27 Aug	Lufthansa
26 Aug - 03 Sep	airBaltic
29 Aug - 01 Sep	Lufthansa
13 Aug - 14 Aug	Lufthansa
06 Aug - 11 Aug	Lufthansa
28 Aug - 01 Sep	Finnair	direct
29 Aug - 01 Sep	Finnair	direct
26 Aug - 03 Sep	Finnair	direct

Also check the deals for one-way flights from Helsinki to Zurich in August.

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 Helsinki to Zurich in August from $196

Return flights