Cheapest return flights from Helsinki to Oslo in December from 139€

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

Return flights

22 Dec - 02 Jan Norwegian Air Sweden AOC
19 Dec - 08 Jan Norwegian direct
23 Dec - 11 Jan Norwegian Air Sweden AOC
22 Dec - 11 Jan Norwegian Air Sweden AOC
23 Dec - 08 Jan Norwegian Air Sweden AOC
23 Dec - 28 Dec Norwegian Air Sweden AOC
19 Dec - 01 Jan Norwegian direct
22 Dec - 08 Jan Norwegian Air Sweden AOC
30 Dec - 08 Jan Scandinavian Airlines
24 Dec - 02 Jan Norwegian Air Sweden AOC
31 Dec - 02 Jan Finnair direct
19 Dec - 28 Dec Norwegian direct
26 Dec - 31 Dec airBaltic
22 Dec - 29 Dec Norwegian Air Sweden AOC
24 Dec - 28 Dec Norwegian Air Sweden AOC
19 Dec - 26 Dec Norwegian
23 Dec - 26 Dec Norwegian Air Sweden AOC
21 Dec - 26 Dec Norwegian Air Sweden AOC
19 Dec - 29 Dec Norwegian direct
22 Dec - 26 Dec Norwegian Air Sweden AOC

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

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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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