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

Return flights

03 Oct - 06 Oct	airBaltic
21 Oct - 24 Oct	airBaltic
15 Oct - 22 Oct	airBaltic
23 Oct - 26 Oct	airBaltic
12 Oct - 13 Oct	airBaltic
01 Oct - 01 Oct	airBaltic
16 Oct - 17 Oct	Finnair
12 Oct - 13 Oct	Finnair	direct
15 Oct - 22 Oct	Finnair	direct
03 Oct - 06 Oct	Finnair	direct

Also check the deals for one-way flights from Tallinn to Helsinki in October.

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 October from $59

Return flights