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

Return flights

15 Dec - 18 Dec	Ryanair
01 Dec - 05 Dec	Ryanair
03 Dec - 07 Dec	Ryanair
08 Dec - 13 Dec	Ryanair
06 Dec - 09 Dec	Finnair	direct
12 Dec - 14 Dec	Finnair	direct
01 Dec - 07 Dec	Finnair	direct
05 Dec - 13 Dec	Finnair	direct
01 Dec - 06 Dec	Finnair	direct
16 Dec - 23 Dec	Finnair	direct
30 Dec - 07 Jan	Finnair	direct
31 Dec - 07 Jan	Finnair	direct
31 Dec - 08 Jan	Finnair	direct
30 Dec - 08 Jan	Finnair	direct
24 Dec - 11 Jan	KLM
24 Dec - 13 Jan	KLM
29 Dec - 06 Jan	Ryanair
30 Dec - 02 Jan	Finnair
13 Dec - 02 Jan	Finnair
24 Dec - 13 Jan	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Helsinki 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 Frankfurt to Helsinki in December from 132€

Return flights