Cheapest return flights from Oslo to Helsinki in March from 85€

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

Return flights

12 Mar - 31 Mar Norwegian direct
12 Mar - 30 Mar Norwegian direct
13 Mar - 31 Mar Norwegian direct
13 Mar - 30 Mar Norwegian direct
19 Mar - 31 Mar Norwegian direct
19 Mar - 30 Mar Norwegian direct
19 Mar - 08 Apr Norwegian direct
13 Mar - 14 Mar Norwegian
11 Mar - 13 Mar airBaltic
18 Mar - 23 Mar airBaltic
12 Mar - 15 Mar Norwegian
20 Mar - 08 Apr Norwegian direct
19 Mar - 07 Apr Norwegian direct
31 Mar - 15 Apr Norwegian direct
31 Mar - 08 Apr Norwegian direct
31 Mar - 16 Apr Norwegian direct
22 Mar - 08 Apr Norwegian direct
20 Mar - 07 Apr Norwegian direct
20 Mar - 09 Apr Norwegian direct
12 Mar - 01 Apr Norwegian direct

Also check the deals for one-way 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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