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 2025 (see full year).

Return flights

24 Sep - 29 Sep Norwegian Air Sweden AOC direct
10 Sep - 11 Sep Norwegian Air Sweden AOC direct
01 Sep - 10 Sep Norwegian Air Sweden AOC direct
01 Sep - 22 Sep Norwegian Air Sweden AOC direct
01 Sep - 19 Sep Norwegian Air Sweden AOC direct
01 Sep - 04 Sep Norwegian Air Sweden AOC direct
01 Sep - 11 Sep Norwegian Air Sweden AOC direct
01 Sep - 03 Sep Norwegian Air Sweden AOC direct
01 Sep - 02 Sep Norwegian Air Sweden AOC direct
01 Sep - 09 Sep Norwegian Air Sweden AOC direct
17 Sep - 01 Oct Norwegian Air Sweden AOC direct
17 Sep - 02 Oct Norwegian Air Sweden AOC direct
17 Sep - 07 Oct Norwegian Air Sweden AOC direct
17 Sep - 08 Oct Norwegian Air Sweden AOC direct
25 Sep - 01 Oct Norwegian Air Sweden AOC direct
25 Sep - 02 Oct Norwegian Air Sweden AOC direct
25 Sep - 07 Oct Norwegian Air Sweden AOC direct
25 Sep - 08 Oct Norwegian Air Sweden AOC direct
29 Sep - 01 Oct Norwegian Air Sweden AOC direct
29 Sep - 02 Oct Norwegian Air Sweden AOC direct

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

Skyscanner

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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