Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Klagenfurt (52% of total searches to Carinthia). The next most popular destinations are Villach (25%) and Velden am Wörthersee (13%). Searches for hotels in Portschach am Wörthersee (10%) are also popular.
KAYAK users have found double rooms in Carinthia for as cheap as £38 (Klagenfurt) in the last 3 days. The average price is £155.