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

Return flights

02 Dec - 07 Dec	Ryanair
02 Dec - 06 Dec	KLM
07 Dec - 11 Dec	Ryanair
04 Dec - 08 Dec	KLM
27 Dec - 04 Jan	Scandinavian Airlines
04 Dec - 11 Dec	Ryanair
11 Dec - 14 Dec	Ryanair
06 Dec - 12 Dec	KLM
07 Dec - 09 Dec	Ryanair
01 Dec - 06 Dec	KLM
15 Dec - 06 Jan	Ryanair
09 Dec - 14 Dec	Ryanair
16 Dec - 05 Jan	Ryanair
15 Dec - 03 Jan	Ryanair
26 Dec - 06 Jan	Scandinavian Airlines
26 Dec - 04 Jan	Scandinavian Airlines
24 Dec - 06 Jan	Scandinavian Airlines
22 Dec - 04 Jan	Ryanair
24 Dec - 05 Jan	Scandinavian Airlines
21 Dec - 01 Jan	Ryanair

Also check the deals for one-way flights from Thessaloniki 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 Thessaloniki to Helsinki in December from 162€

Return flights