Cheapest one-way flights from Oslo to Helsinki in March from 48€

AirHint found the following cheapest one-way flights from Oslo (OSL) to Helsinki (HEL) in March 2026 (see full year).

One-Way flights

06 Mar Norwegian direct
20 Mar Norwegian direct
23 Mar Ryanair
11 Mar Finnair direct
10 Mar Finnair direct
01 Mar Norwegian direct
15 Mar airBaltic
22 Mar Finnair direct
24 Mar Finnair direct
26 Mar Finnair direct

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

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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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