AirHint found the following cheapest one-way flights from Oslo (OSL) to Helsinki (HEL) in January 2026 (see full year).
One-Way flights
| 18 Jan | Norwegian | direct | |
| 25 Jan | Norwegian | direct | |
| 29 Jan | Norwegian | direct | |
| 22 Jan | Norwegian | direct | |
| 30 Jan | airBaltic | ||
| 23 Jan | airBaltic | ||
| 21 Jan | airBaltic | ||
| 20 Jan | airBaltic | ||
| 17 Jan | airBaltic | ||
| 16 Jan | airBaltic |
Also check the deals for return flights from Oslo to Helsinki in January.
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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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