Cheapest one-way flights from Oslo to Helsinki in October from 43€

AirHint found the following cheapest one-way flights from Oslo (OSL) to Helsinki (HEL) in October 2025 (see full year).

One-Way flights

08 Oct Norwegian direct
30 Oct Norwegian direct
15 Oct Norwegian direct
06 Oct Norwegian direct
01 Oct Norwegian direct
27 Oct Norwegian direct
26 Oct Norwegian direct
25 Oct airBaltic
10 Oct airBaltic
03 Oct airBaltic

Also check the deals for return flights from Oslo to Helsinki in October.

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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