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

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

One-Way flights

29 Sep Norwegian Air Sweden AOC direct
30 Sep Norwegian Air Sweden AOC direct
18 Sep Norwegian Air Sweden AOC direct
25 Sep Norwegian Air Sweden AOC direct
17 Sep Norwegian Air Sweden AOC direct
28 Sep Norwegian Air Sweden AOC direct
24 Sep Norwegian Air Sweden AOC direct
23 Sep Norwegian Air Sweden AOC direct
16 Sep Norwegian Air Sweden AOC direct
19 Sep Norwegian Air Sweden AOC direct

Also check the deals for return flights from Helsinki to Stockholm 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.

Book a cheap hotel in Stockholm

Cheap car rent in Stockholm

Feel free to contact us with any feedback or request another flight research.