Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Iseo (73% of total searches to Lago d'Iseo). The next most popular destinations are Lovere (12%) and Monte Isola (8%). Searches for hotels in Sarnico (7%) are also popular.
KAYAK users have found double rooms in Lago d'Iseo for as cheap as $87 (Lovere) in the last 3 days. The average price is $180.