Finland is partially open to tourists and quarantine is required.
For, the CDC requires that unvaccinated passengers are tested within 3 to 5 days after travel and self-quarantine for 7 days after travel. Passengers fully vaccinated with an FDA or WHO-approved vaccine do not have to quarantine but need to take a viral test within 3 to 5 days of arrival..
Face masks are recommended only indoors. In some regions, these measures may be mandatory rather than recommended. Restaurants and Bars are open with reduced capacity to allow for social distancing. Closing times may vary due to local guidelines. Nightclubs are remained closed