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

Return flights

23 Jan - 30 Jan	Aegean Airlines	direct
23 Jan - 27 Jan	Aegean Airlines	direct
20 Jan - 23 Jan	Aegean Airlines	direct
13 Jan - 16 Jan	Aegean Airlines	direct
23 Jan - 26 Jan	Aegean Airlines
01 Jan - 06 Jan	Aegean Airlines
03 Jan - 07 Jan	Lufthansa
01 Jan - 04 Jan	Aegean Airlines
02 Jan - 06 Jan	Aegean Airlines
02 Jan - 06 Jan	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 139€

Return flights