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

Return flights

06 Dec - 11 Dec	Ryanair
16 Dec - 09 Jan	Lufthansa
04 Dec - 11 Dec	easyJet
05 Dec - 08 Dec	Turkish Airlines
07 Dec - 10 Dec	Turkish Airlines
05 Dec - 10 Dec	Turkish Airlines
23 Dec - 09 Jan	Ryanair
10 Dec - 14 Dec	Ryanair
22 Dec - 31 Dec	Wizz Air
08 Dec - 10 Dec	Turkish Airlines
11 Dec - 15 Dec	Lufthansa
12 Dec - 16 Dec	Lufthansa
31 Dec - 06 Jan	Wizz Air UK
27 Dec - 10 Jan	Scandinavian Airlines
31 Dec - 07 Jan	Wizz Air UK
24 Dec - 10 Jan	Scandinavian Airlines
23 Dec - 05 Jan	Ryanair
30 Dec - 09 Jan	Aegean Airlines
31 Dec - 04 Jan	KLM
25 Dec - 06 Jan	Scandinavian Airlines

Also check the deals for one-way flights from Athens 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 Athens to Helsinki in December from 192€

Return flights