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Results refresh when you open or revisit this page. Last snapshot: Jul 18, 2026.

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

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
14 Sep	Wizz Air
29 Sep	Ryanair
15 Sep	Ryanair
03 Sep	Wizz Air
14 Sep	Norwegian Direct Flight
21 Sep	Norwegian Direct Flight
29 Sep	Norwegian Direct Flight
15 Sep	Norwegian Direct Flight
09 Sep	Norwegian Direct Flight
08 Sep	Norwegian Direct Flight

deals for return flights from Oslo to Helsinki in September.

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Updated Jul 18, 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 Oslo (OSL) to Helsinki (HEL), September

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