Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Nakhon Ratchasima (76% of total searches to Khao Yai). The next most popular destinations are Mu Si (17%) and Nakhon Nayok (4%). Searches for hotels in Ban Mo Takhian (4%) are also popular.
KAYAK users have found double rooms in Khao Yai for as cheap as $15 (Mu Si) in the last 3 days. The average price is $79.