Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Christchurch (64% of total searches to Canterbury). The next most popular destinations are Lake Tekapo (19%) and Aoraki / Mount Cook (10%). Searches for hotels in Twizel (7%) are also popular.
KAYAK users have found double rooms in Canterbury for as cheap as $70 (Christchurch) in the last 3 days. The average price is $185.