Cheapest return flights from Helsinki to Oslo in December from 96€

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

Return flights

01 Dec - 07 Dec Norwegian direct
08 Dec - 11 Dec Norwegian direct
05 Dec - 08 Dec airBaltic
01 Dec - 11 Dec Norwegian direct
01 Dec - 08 Dec Norwegian direct
01 Dec - 04 Dec Norwegian direct
14 Dec - 08 Jan airBaltic
04 Dec - 07 Dec Norwegian direct
05 Dec - 11 Dec Norwegian direct
05 Dec - 08 Dec Norwegian direct
04 Dec - 11 Dec Norwegian direct
15 Dec - 07 Jan airBaltic
14 Dec - 07 Jan airBaltic
22 Dec - 02 Jan airBaltic
19 Dec - 01 Jan Norwegian direct
19 Dec - 08 Jan Norwegian direct
14 Dec - 08 Jan Norwegian direct
14 Dec - 01 Jan Norwegian direct
28 Dec - 18 Jan Norwegian direct
28 Dec - 01 Jan Norwegian direct

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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