Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Füssen (68% of total searches to Allgäu). The next most popular destinations are Oberstaufen (16%) and Memmingen (13%). Searches for hotels in Bregenz (3%) are also popular.
KAYAK users have found double rooms in Allgäu for as cheap as €56 (Kempten) in the last 3 days. The average price is €227.