Cheapest one-way flights from Oslo to Helsinki in May from 37€

AirHint found the following cheapest one-way flights from Oslo (OSL) to Helsinki (HEL) in May 2026 (see full year).

One-Way flights

12 May Norwegian direct
05 May Norwegian direct
14 May Norwegian
04 May Norwegian direct
28 May Norwegian Air Sweden AOC
18 May Norwegian direct
26 May Norwegian direct
25 May airBaltic
30 May airBaltic
31 May Norwegian direct

Also check the deals for return flights from Oslo to Helsinki in May.

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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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