Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Buenos Aires (37% of total searches to Andean States). The next most popular destinations are Santiago (29%) and Cusco (18%). Searches for hotels in Cartagena (15%) are also popular.
KAYAK users have found double rooms in Andean States for as cheap as $9 (Cusco) in the last 3 days. The average price is $129.