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

Return flights

31 Dec - 06 Jan	Ryanair
12 Dec - 15 Dec	Ryanair
12 Dec - 16 Dec	Ryanair
09 Dec - 11 Dec	Ryanair
23 Dec - 31 Dec	Ryanair
31 Dec - 07 Jan	KLM
14 Dec - 21 Dec	Ryanair
09 Dec - 12 Dec	Ryanair
08 Dec - 11 Dec	Aegean Airlines
31 Dec - 02 Jan	Ryanair
19 Dec - 05 Jan	Ryanair
11 Dec - 14 Dec	Ryanair
10 Dec - 13 Dec	Air Serbia
23 Dec - 06 Jan	Ryanair
11 Dec - 15 Dec	Wizz Air
21 Dec - 04 Jan	Ryanair
21 Dec - 05 Jan	Ryanair
29 Dec - 01 Jan	easyJet
31 Dec - 03 Jan	Ryanair
26 Dec - 08 Jan	KLM

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 $213

Return flights