Cheapest one-way flights from Stockholm to Helsinki in September from $35

Best time to book flights for Stockholm (ARN) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest one-way flights from Stockholm (ARN) to Helsinki (HEL) in September 2025 (see full year).

One-Way flights

03 Sep Norwegian Air Sweden AOC direct
23 Sep Norwegian Air Sweden AOC direct
05 Sep Norwegian Air Sweden AOC direct
08 Sep Norwegian Air Sweden AOC direct
25 Sep Norwegian Air Sweden AOC direct
10 Sep Norwegian Air Sweden AOC direct
29 Sep Norwegian Air Sweden AOC direct
11 Sep Norwegian Air Sweden AOC direct
04 Sep Norwegian Air Sweden AOC direct
15 Sep Norwegian Air Sweden AOC direct

Also check the deals for return 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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