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

Return flights

29 Oct - 03 Nov	Ryanair
29 Oct - 01 Nov	Ryanair
29 Oct - 31 Oct	Ryanair
29 Oct - 04 Nov	Ryanair
22 Oct - 29 Oct	Turkish Airlines
27 Oct - 29 Oct	Turkish Airlines
21 Oct - 29 Oct	Turkish Airlines
21 Oct - 25 Oct	Turkish Airlines
29 Oct - 02 Nov	Ryanair
23 Oct - 29 Oct	Ryanair
27 Oct - 30 Oct	Turkish Airlines
21 Oct - 29 Oct	Ryanair	direct
21 Oct - 25 Oct	Ryanair	direct
28 Oct - 04 Nov	Ryanair
23 Oct - 26 Oct	Ryanair
28 Oct - 02 Nov	Ryanair
25 Oct - 01 Nov	Ryanair

Also check the deals for one-way flights from Thessaloniki 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 Thessaloniki to Helsinki in October from $257

Return flights