Cheapest return flights from Oslo to Helsinki in March from 151€

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

Return flights

31 Mar - 20 Apr Norwegian direct
31 Mar - 14 Apr Norwegian direct
31 Mar - 15 Apr Norwegian direct
31 Mar - 13 Apr Norwegian direct
30 Mar - 14 Apr Norwegian direct
30 Mar - 15 Apr Norwegian direct
30 Mar - 13 Apr Norwegian direct
22 Mar - 30 Mar Norwegian direct
31 Mar - 16 Apr Norwegian direct
31 Mar - 09 Apr Norwegian direct
31 Mar - 01 Apr Norwegian direct
22 Mar - 26 Mar Norwegian direct
26 Mar - 29 Mar Finnair direct
22 Mar - 27 Mar Norwegian direct
22 Mar - 23 Mar Norwegian direct
29 Mar - 30 Mar Norwegian direct
23 Mar - 23 Mar Ryanair
25 Mar - 30 Mar Norwegian
25 Mar - 27 Mar Norwegian
25 Mar - 29 Mar Norwegian

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

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