Search and book Oslo to Helsinki flights
Popular flights and flight offers from Oslo to Helsinki
OSL – HEL
Oslo - Helsinki
Fri 12 Dec 2025 – Mon 15 Dec 2025
From
1,465 NOK Our cheapest flights from Oslo to Helsinki
OSL – HEL
Oslo - Helsinki
Fri 12 Dec 2025 – Mon 15 Dec 2025
From
1,465 NOK