AirHint found the following cheapest one-way flights from Athens (ATH) to Helsinki (HEL) in June 2025 (see full year).

One-Way flights

24 Jun	Scandinavian Airlines
14 Jun	Norwegian Air Sweden AOC	direct
16 Jun	SKY express
21 Jun	Norwegian Air Sweden AOC	direct
19 Jun	Ryanair
12 Jun	Ryanair
13 Jun	Aegean Airlines	direct
24 Jun	Aegean Airlines	direct
22 Jun	Aegean Airlines	direct
23 Jun	Scandinavian Airlines

Also check the deals for return flights from Athens to Helsinki in June.

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 one-way flights from Athens to Helsinki in June from $117

One-Way flights