Cheapest one-way flights from Helsinki to Stockholm in September from $31

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

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

One-Way flights

01 Sep Norwegian Air Sweden AOC direct
23 Sep Norwegian Air Sweden AOC direct
07 Sep Norwegian Air Sweden AOC direct
12 Sep Norwegian Air Sweden AOC direct
06 Sep Norwegian Air Sweden AOC direct
16 Sep Norwegian Air Sweden AOC direct
21 Sep Norwegian Air Sweden AOC direct
15 Sep Norwegian Air Sweden AOC direct
18 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