Cheapest return flights from Helsinki to Oslo in October from 89€

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

Return flights

20 Oct - 21 Oct Norwegian direct
07 Oct - 14 Oct Norwegian direct
08 Oct - 14 Oct Norwegian direct
08 Oct - 13 Oct Norwegian direct
07 Oct - 09 Oct Norwegian direct
07 Oct - 08 Oct Norwegian direct
20 Oct - 30 Oct Norwegian direct
21 Oct - 22 Oct Norwegian direct
21 Oct - 30 Oct Norwegian direct
27 Oct - 30 Oct Norwegian direct
21 Oct - 09 Nov Norwegian direct
27 Oct - 13 Nov Norwegian direct
27 Oct - 09 Nov Norwegian direct
30 Oct - 13 Nov Norwegian direct
30 Oct - 20 Nov Norwegian direct
30 Oct - 09 Nov Norwegian direct
20 Oct - 09 Nov Norwegian direct
31 Oct - 02 Nov Norwegian direct
21 Oct - 10 Nov Norwegian direct
21 Oct - 02 Nov Norwegian direct

Also check the deals for one-way 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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