Search and book Oslo to Helsinki flights
Popular flights and flight offers from Oslo to Helsinki
OSL – HEL
Oslo - Helsinki
Tue 24 Mar 2026 – Fri 27 Mar 2026
From
1,535 NOK Our cheapest flights from Oslo to Helsinki
OSL – HEL
Oslo - Helsinki
Tue 24 Mar 2026 – Fri 27 Mar 2026
From
1,535 NOK