Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Jindabyne (57% of total searches to Kosciuszko National Park). The next most popular destinations are Thredbo (32%) and Perisher Valley (11%). Searches for hotels in Smiggin Holes (0%) are also popular.
KAYAK users have found double rooms in Kosciuszko National Park for as cheap as $62 (Jindabyne) in the last 3 days. The average price is $2,275.