Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Semarang (38% of total searches to Central Java). The next most popular destinations are Surakarta City (25%) and Purwokerto (25%). Searches for hotels in Jepara (13%) are also popular.
KAYAK users have found double rooms in Central Java for as cheap as €6 (Semarang) in the last 3 days. The average price is €22.