Cheapest one-way flights from Helsinki to Oslo in October from $58

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

One-Way flights

14 Oct Norwegian direct
30 Oct Norwegian direct
02 Oct Norwegian direct
13 Oct Norwegian direct
03 Oct Norwegian direct
01 Oct Norwegian direct
05 Oct Norwegian Air Sweden AOC
10 Oct Finnair direct
11 Oct Scandinavian Airlines
11 Oct Finnair direct

Also check the deals for return flights from Helsinki to Oslo 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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