Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Kīhei (50% of total searches to Haleakala National Park). The next most popular destination is Wailua (50%).
KAYAK users have found double rooms in Haleakala National Park for as cheap as $239 (Kīhei) in the last 3 days. The average price is $949.