Cheapest return flights from Oslo to Helsinki in October from 123€

AirHint found the following cheapest return flights from Oslo (OSL) to Helsinki (HEL) in October 2026 (see full year).

Return flights

01 Oct - 16 Oct Norwegian direct
01 Oct - 19 Oct Norwegian direct
10 Oct - 22 Oct airBaltic
02 Oct - 16 Oct Norwegian direct
02 Oct - 19 Oct Norwegian direct
23 Oct - 11 Nov Norwegian
23 Oct - 13 Nov Norwegian

Also check the deals for one-way flights from Oslo to Helsinki in October.

Powered by

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

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