Cheapest return flights from Oslo to Helsinki in March from 103€

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

Return flights

20 Mar - 07 Apr Norwegian direct
20 Mar - 09 Apr Norwegian direct
06 Mar - 08 Mar Norwegian
19 Mar - 07 Apr Norwegian direct
20 Mar - 29 Mar Norwegian direct
20 Mar - 23 Mar Norwegian direct
20 Mar - 26 Mar Norwegian direct
06 Mar - 23 Mar Norwegian direct
06 Mar - 26 Mar Norwegian direct
06 Mar - 12 Mar Norwegian direct
06 Mar - 19 Mar Norwegian direct
12 Mar - 19 Mar Norwegian
19 Mar - 22 Mar Norwegian
22 Mar - 07 Apr Norwegian direct
22 Mar - 09 Apr Norwegian direct
20 Mar - 01 Apr Norwegian direct
26 Mar - 07 Apr Norwegian direct
26 Mar - 09 Apr Norwegian direct
19 Mar - 01 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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