The easiest way to get from the center of Rovaniemi is by bus Santa's Express, which runs about once per hour; you can get to it by the train station and at the stops in the city center.

From Kuusamo to Rovaniemi you can get there by bus.

Sample schedule:

07:50, Monday - Friday
12:00, Monday - Sunday
14:10, Monday - Friday

The journey time is about 3 hours. Estimated cost is 60 EUR per person, round-trip.