Cheapest one-way flights from Oslo to Helsinki in December from 38€

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

One-Way flights

08 Dec Norwegian direct
12 Dec Norwegian direct
01 Dec Norwegian direct
07 Dec Norwegian direct
11 Dec Norwegian direct
26 Dec Norwegian direct
18 Dec Norwegian direct
30 Dec Norwegian Air Sweden AOC
16 Dec Norwegian
31 Dec airBaltic

Also check the deals for return flights from Oslo to Helsinki 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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