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

Return flights

16 Dec - 16 Dec	Scandinavian Airlines
30 Dec - 06 Jan	Finnair	direct
23 Dec - 06 Jan	Finnair	direct
12 Dec - 14 Dec	airBaltic
23 Dec - 30 Dec	Finnair	direct
05 Dec - 07 Dec	Finnair	direct
18 Dec - 04 Jan	Finnair	direct
26 Dec - 31 Dec	Finnair	direct
19 Dec - 22 Dec	Finnair	direct
12 Dec - 14 Dec	Finnair	direct
16 Dec - 16 Dec	Finnair	direct

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

Return flights