Cheapest return flights from Oslo to Helsinki in April from 73€

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

Return flights

14 Apr - 15 Apr Norwegian direct
22 Apr - 23 Apr Norwegian direct
08 Apr - 28 Apr Norwegian direct
08 Apr - 15 Apr Norwegian direct
08 Apr - 23 Apr Norwegian direct
08 Apr - 16 Apr Norwegian direct
27 Apr - 28 Apr Norwegian direct
27 Apr - 29 Apr Norwegian direct
14 Apr - 28 Apr Norwegian direct
14 Apr - 23 Apr Norwegian direct
27 Apr - 12 May Norwegian direct
27 Apr - 05 May Norwegian direct
22 Apr - 12 May Norwegian direct
22 Apr - 05 May Norwegian direct
21 Apr - 05 May Norwegian direct
29 Apr - 18 May Norwegian direct
29 Apr - 19 May Norwegian direct
20 Apr - 05 May Norwegian direct
15 Apr - 05 May Norwegian direct
27 Apr - 04 May Norwegian direct

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

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