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Cheapest one-way flights from Helsinki (HEL) to Oslo (OSL), December

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Dates, airline, and price
Dates	Airline	Price
10 Dec	Norwegian Air Sweden AOC Direct Flight
31 Dec	Norwegian Air Sweden AOC Direct Flight
03 Dec	Norwegian Air Sweden AOC Direct Flight
04 Dec	Norwegian Air Sweden AOC Direct Flight
08 Dec	airBaltic
25 Dec	airBaltic
27 Dec	airBaltic
02 Dec	airBaltic
01 Dec	airBaltic
02 Dec	Finnair Direct Flight

deals for return flights from Helsinki to Oslo in December.

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Updated Jul 20, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Helsinki (HEL) to Oslo (OSL), December

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