Cheapest return flights from Oslo to Helsinki in May from 93€

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

Return flights

12 May - 19 May Norwegian direct
08 May - 11 May airBaltic
06 May - 07 May Norwegian direct
06 May - 19 May Norwegian direct
06 May - 20 May Norwegian direct
06 May - 21 May Norwegian direct
06 May - 11 May Norwegian direct
06 May - 12 May Norwegian direct
12 May - 20 May Norwegian direct
12 May - 21 May Norwegian direct
27 May - 11 Jun Norwegian direct
27 May - 04 Jun Norwegian direct
27 May - 16 Jun Norwegian direct
20 May - 04 Jun Norwegian direct
25 May - 11 Jun Norwegian direct
25 May - 04 Jun Norwegian direct
19 May - 04 Jun Norwegian direct
27 May - 05 Jun Norwegian direct
29 May - 02 Jun airBaltic
30 May - 02 Jun airBaltic

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

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