Cheapest one-way flights from Oslo to Helsinki in May from 48€

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

One-Way flights

20 May Norwegian direct
19 May Norwegian direct
04 May Norwegian direct
26 May Norwegian direct
11 May Norwegian direct
12 May Norwegian direct
14 May Ryanair
18 May Ryanair
21 May Norwegian direct
24 May airBaltic

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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