AirHint found the following cheapest return flights from Athens (ATH) to Helsinki (HEL) in January 2026 (see full year).

Return flights

24 Jan - 01 Feb	Ryanair
21 Jan - 29 Jan	Ryanair
21 Jan - 03 Feb	Ryanair
27 Jan - 02 Feb	KLM
29 Jan - 01 Feb	Scandinavian Airlines
29 Jan - 02 Feb	Scandinavian Airlines
30 Jan - 03 Feb	Ryanair
21 Jan - 26 Jan	Ryanair
29 Jan - 03 Feb	KLM
28 Jan - 07 Feb	Wizz Air
17 Jan - 25 Jan	Ryanair
21 Jan - 25 Jan	Ryanair
27 Jan - 31 Jan	KLM
21 Jan - 24 Jan	Ryanair
27 Jan - 29 Jan	Scandinavian Airlines
21 Jan - 27 Jan	Ryanair
16 Jan - 23 Jan	Ryanair
16 Jan - 25 Jan	Ryanair
31 Jan - 04 Feb	Scandinavian Airlines
30 Jan - 03 Feb	Aegean Airlines	direct

Also check the deals for one-way flights from Athens to Helsinki in January.

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 January from 135€

Return flights