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

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
26 May	Ryanair
27 May	Ryanair
28 May	Ryanair
25 May	Ryanair
28 May	Norwegian Direct Flight
30 May	airBaltic
31 May	Finnair
29 May	Norwegian Direct Flight
24 May	Finnair Direct Flight
30 May	Finnair Direct Flight

deals for return flights from Helsinki to Oslo in May.

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Updated May 21, 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), May

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