Cheapest return flights from Helsinki to Oslo in December from $120

Best time to book flights for Helsinki (HEL) to Oslo (OSL) flights at AirHint

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

Return flights

01 Dec - 19 Dec Norwegian direct
01 Dec - 05 Dec Norwegian direct
28 Dec - 02 Jan Norwegian direct
26 Dec - 02 Jan Norwegian direct
26 Dec - 28 Dec Norwegian direct
28 Dec - 30 Dec Norwegian
30 Dec - 02 Jan Norwegian Air Sweden AOC
24 Dec - 28 Dec airBaltic
28 Dec - 28 Dec Norwegian
28 Dec - 30 Dec Finnair direct
30 Dec - 02 Jan Finnair direct
24 Dec - 28 Dec Finnair direct

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

Skyscanner

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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