Search and book Oslo to Helsinki flights
Popular flights and flight offers from Oslo to Helsinki
OSL – HEL
Oslo - Helsinki
Mon 11 Aug 2025 – Sat 16 Aug 2025
From
1,525 NOK Our cheapest flights from Oslo to Helsinki
OSL – HEL
Oslo - Helsinki
Mon 11 Aug 2025 – Sat 16 Aug 2025
From
1,525 NOK