Cheapest return flights from Stockholm to Helsinki in September from 54€

AirHint found the following cheapest return flights from Stockholm (ARN) to Helsinki (HEL) in September 2026 (see full year).

Return flights

03 Sep - 19 Sep Norwegian Air Sweden AOC direct
03 Sep - 23 Sep Norwegian Air Sweden AOC direct
03 Sep - 10 Sep Norwegian Air Sweden AOC direct
15 Sep - 19 Sep Norwegian Air Sweden AOC direct
15 Sep - 23 Sep Norwegian Air Sweden AOC direct
14 Sep - 19 Sep Norwegian Air Sweden AOC direct
14 Sep - 23 Sep Norwegian Air Sweden AOC direct
10 Sep - 19 Sep Norwegian Air Sweden AOC direct
10 Sep - 23 Sep Norwegian Air Sweden AOC direct
30 Sep - 21 Oct Norwegian Air Sweden AOC direct
03 Sep - 18 Sep Norwegian Air Sweden AOC direct

Also check the deals for one-way flights from Stockholm 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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