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

Return flights

03 Dec - 09 Dec	Lufthansa
04 Dec - 09 Dec	Lufthansa
08 Dec - 09 Dec	Lufthansa
08 Dec - 11 Dec	Lufthansa
22 Dec - 31 Dec	airBaltic
06 Dec - 07 Dec	Lufthansa
09 Dec - 10 Dec	airBaltic
03 Dec - 05 Dec	Lufthansa
08 Dec - 14 Dec	airBaltic
03 Dec - 07 Dec	Lufthansa
13 Dec - 08 Jan	Lufthansa
09 Dec - 08 Jan	Lufthansa
10 Dec - 09 Jan	Lufthansa
10 Dec - 08 Jan	airBaltic
16 Dec - 08 Jan	airBaltic
13 Dec - 11 Jan	airBaltic
15 Dec - 09 Jan	airBaltic
14 Dec - 09 Jan	airBaltic
12 Dec - 09 Jan	airBaltic
31 Dec - 08 Jan	airBaltic

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

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 December from 171€

Return flights