Cheapest one-way flights from Stockholm to Helsinki in September from 30€

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

30 Sep Norwegian Air Sweden AOC direct
26 Sep Norwegian Air Sweden AOC direct
06 Sep Norwegian Air Sweden AOC direct
05 Sep Norwegian Air Sweden AOC direct
04 Sep Norwegian Air Sweden AOC direct
15 Sep Norwegian Air Sweden AOC direct
11 Sep Norwegian Air Sweden AOC direct
03 Sep Norwegian Air Sweden AOC direct
02 Sep Norwegian Air Sweden AOC direct
08 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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki