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

Return flights

13 Oct - 20 Oct	Ryanair
30 Oct - 06 Nov	Ryanair
30 Oct - 03 Nov	Ryanair
31 Oct - 07 Nov	Ryanair
09 Oct - 13 Oct	Ryanair
23 Oct - 26 Oct	Ryanair
01 Oct - 06 Oct	Ryanair
25 Oct - 01 Nov	Ryanair
10 Oct - 24 Oct	Ryanair
16 Oct - 20 Oct	Ryanair
10 Oct - 13 Oct	Ryanair
20 Oct - 26 Oct	Ryanair
11 Oct - 13 Oct	airBaltic
03 Oct - 10 Oct	Ryanair
03 Oct - 21 Nov	Scandinavian Airlines
30 Oct - 06 Nov	Finnair	direct
30 Oct - 03 Nov	Finnair	direct
25 Oct - 01 Nov	Finnair	direct
03 Oct - 16 Nov	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Helsinki in October from 160€

Return flights