Cheapest return flights from Oslo to Helsinki in December from 136€

AirHint found the following cheapest return flights from Oslo (OSL) to Helsinki (HEL) in December 2025 (see full year).

Return flights

28 Dec - 15 Jan Norwegian direct
29 Dec - 15 Jan Norwegian direct
28 Dec - 08 Jan Norwegian direct
28 Dec - 11 Jan Norwegian direct
29 Dec - 18 Jan Norwegian direct
29 Dec - 08 Jan Norwegian direct
29 Dec - 11 Jan Norwegian direct
31 Dec - 01 Jan airBaltic
26 Dec - 07 Jan Scandinavian Airlines
29 Dec - 06 Jan Norwegian
28 Dec - 30 Dec Norwegian
25 Dec - 28 Dec Scandinavian Airlines
27 Dec - 31 Dec Finnair direct
27 Dec - 30 Dec Finnair
29 Dec - 31 Dec Norwegian
27 Dec - 30 Dec Finnair direct
23 Dec - 28 Dec Finnair
24 Dec - 26 Dec Finnair
22 Dec - 23 Dec Norwegian
25 Dec - 28 Dec Finnair direct

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

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