Cheapest return flights from Athens to Helsinki in September from 162€

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

Return flights

22 Sep - 29 Sep Ryanair
03 Sep - 09 Sep Vueling Airlines
21 Sep - 29 Sep Ryanair
02 Sep - 09 Sep Aegean Airlines direct
19 Sep - 22 Sep Aegean Airlines
12 Sep - 15 Sep Ryanair
12 Sep - 16 Sep Ryanair
02 Sep - 08 Sep Aegean Airlines
02 Sep - 10 Sep Aegean Airlines
19 Sep - 27 Sep Aegean Airlines
30 Sep - 07 Oct Pegasus Airlines
18 Sep - 01 Oct Wizz Air UK
23 Sep - 07 Oct Norwegian Air Sweden AOC direct
29 Sep - 02 Oct Ryanair
16 Sep - 07 Oct Norwegian Air Sweden AOC
27 Sep - 07 Oct Norwegian Air Sweden AOC
23 Sep - 04 Oct Norwegian Air Sweden AOC direct
20 Sep - 07 Oct Norwegian Air Sweden AOC direct
16 Sep - 07 Oct Norwegian Air Sweden AOC direct
30 Sep - 21 Oct Norwegian Air Sweden AOC direct

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

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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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