Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Freiburg im Breisgau (45% of total searches to Black Forest). The next most popular destinations are Baden-Baden (35%) and Karlsruhe (11%). Searches for hotels in Offenburg (8%) are also popular.
KAYAK users have found double rooms in Black Forest for as cheap as C$ 75 (Villingen-Schwenningen) in the last 3 days. The average price is C$ 211.