Search and book Oslo to Helsinki flights

Your journey starts here

Popular flights and flight offers from Oslo to Helsinki

OSL – HEL
Oslo - Helsinki
Mon 9 Jun 2025 – Fri 13 Jun 2025
From
1,736 NOK

Our cheapest flights from Oslo to Helsinki

OSL – HEL
Oslo - Helsinki
Mon 9 Jun 2025 – Fri 13 Jun 2025
From
1,736 NOK
Book now
OSL – HEL
Oslo - Helsinki
Fri 13 Jun 2025 – Wed 18 Jun 2025
From
1,736 NOK
Book now
OSL – HEL
Oslo - Helsinki
Thu 5 Jun 2025 – Wed 11 Jun 2025
From
1,736 NOK
Book now
OSL – HEL
Oslo - Helsinki
Thu 29 May 2025 – Wed 4 Jun 2025
From
1,736 NOK
Book now

Popular routes and flight deals