Cheapest one-way flights from Stockholm to Helsinki in September from $25

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

One-Way flights

03 Sep Norwegian Air Sweden AOC direct
30 Sep Norwegian Air Sweden AOC direct
10 Sep Norwegian Air Sweden AOC direct
15 Sep Norwegian Air Sweden AOC direct
18 Sep Norwegian Air Sweden AOC direct
21 Sep Norwegian Air Sweden AOC direct
24 Sep Scandinavian Airlines direct
25 Sep Scandinavian Airlines direct
01 Sep Scandinavian Airlines direct
04 Sep Scandinavian Airlines direct

Also check the deals for return 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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