Cheapest return flights from Oslo to Helsinki in March from $118

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

Return flights

19 Mar - 31 Mar Norwegian direct
19 Mar - 30 Mar Norwegian direct
19 Mar - 26 Mar Norwegian direct
05 Mar - 12 Mar Norwegian direct
05 Mar - 19 Mar Norwegian direct
09 Mar - 12 Mar Norwegian direct
09 Mar - 19 Mar Norwegian direct
09 Mar - 26 Mar Norwegian direct
22 Mar - 31 Mar Norwegian direct
22 Mar - 30 Mar Norwegian direct
19 Mar - 01 Apr Norwegian direct
22 Mar - 01 Apr Norwegian direct
26 Mar - 01 Apr Norwegian direct
16 Mar - 01 Apr Norwegian direct
29 Mar - 01 Apr Norwegian direct

Also check the deals for one-way flights from Oslo to Helsinki in March.

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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