Cheapest return flights from Helsinki to Oslo in December from 119€

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

Return flights

18 Dec - 08 Jan Norwegian direct
05 Dec - 17 Dec Norwegian
22 Dec - 08 Jan Norwegian Air Sweden AOC
23 Dec - 08 Jan Norwegian Air Sweden AOC
22 Dec - 08 Jan Norwegian direct
22 Dec - 11 Jan Norwegian Air Sweden AOC
23 Dec - 11 Jan Norwegian Air Sweden AOC
22 Dec - 11 Jan Norwegian direct
30 Dec - 08 Jan Norwegian Air Sweden AOC
30 Dec - 15 Jan Norwegian Air Sweden AOC
30 Dec - 11 Jan Norwegian Air Sweden AOC
05 Dec - 17 Dec Finnair direct
26 Dec - 30 Dec Finnair
26 Dec - 30 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.

Book a cheap hotel in Oslo

Cheap car rent in Oslo

Feel free to contact us with any feedback or request another flight research.