Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Copenhagen (51% of total searches to Scandinavia). The next most popular destinations are Stockholm (24%) and Oslo (17%). Searches for hotels in Tromsø (8%) are also popular.
KAYAK users have found double rooms in Scandinavia for as cheap as $28 (Stockholm) in the last 3 days. The average price is $337.