Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Helsinki (52% of total searches to Finland). The next most popular destinations are Saariselka (24%) and Rovaniemi (16%). Searches for hotels in Turku (8%) are also popular.
Based on KAYAK hotel searches, the most popular region to stay in Finland is Uusimaa. Lapland and Varsinais-Suomi are also very popular.
KAYAK users have found double rooms in Finland for as cheap as $62 (Turku) in the last 3 days. The average price is $265.