Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Surabaya (67% of total searches to East Java). The next most popular destinations are Banyuwangi (22%) and Tuban (11%).
KAYAK users have found double rooms in East Java for as cheap as €6 (Banyuwangi) in the last 3 days. The average price is €49.