Cheapest return flights from Oslo to Helsinki in March from $97

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

Return flights

13 Mar - 19 Mar Norwegian direct
13 Mar - 30 Mar Norwegian direct
13 Mar - 27 Mar Norwegian direct
09 Mar - 19 Mar Norwegian direct
22 Mar - 30 Mar Norwegian direct
16 Mar - 19 Mar Norwegian direct
16 Mar - 30 Mar Norwegian direct
05 Mar - 19 Mar Norwegian direct
13 Mar - 26 Mar Norwegian direct
16 Mar - 20 Mar airBaltic
23 Mar - 12 Apr Norwegian direct
13 Mar - 02 Apr Norwegian direct
22 Mar - 12 Apr Norwegian
29 Mar - 12 Apr Norwegian direct
22 Mar - 02 Apr Norwegian direct
16 Mar - 02 Apr Norwegian direct
23 Mar - 02 Apr Norwegian direct
15 Mar - 02 Apr Norwegian direct
22 Mar - 03 Apr Norwegian direct
16 Mar - 03 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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