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

Return flights

15 Dec - 18 Dec	Eurowings	direct
26 Dec - 29 Dec	airBaltic
11 Dec - 14 Dec	Norwegian Air Sweden AOC
06 Dec - 15 Dec	airBaltic
24 Dec - 28 Dec	airBaltic
23 Dec - 07 Jan	airBaltic
20 Dec - 01 Jan	airBaltic
06 Dec - 09 Dec	KLM
04 Dec - 07 Dec	KLM
05 Dec - 07 Dec	Norwegian
03 Dec - 07 Dec	airBaltic
06 Dec - 09 Dec	Finnair	direct
23 Dec - 07 Jan	Finnair	direct
20 Dec - 01 Jan	Finnair	direct
20 Dec - 03 Jan	Finnair	direct

Also check the deals for one-way flights from Helsinki to Berlin 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 Berlin in December from 140€

Return flights