Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is St. Moritz (70% of total searches to Graubunden). The next most popular destinations are Chur (20%) and Davos (5%). Searches for hotels in Celerina/Schlarigna (5%) are also popular.
KAYAK users have found double rooms in Graubunden for as cheap as $78 (Pontresina) in the last 3 days. The average price is $411.
In the last 72 hours, users have found Graubunden hotels for tonight for as low as $188 (Poschiavo). Users have also found 3-star hotels from $309 (Pontresina) and 4-star+ hotels from $358 (St. Moritz).