Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Porto Velho (74% of total searches to Rondônia). The next most popular destinations are Ariquemes (15%) and Vilhena (8%). Searches for hotels in Ji-Paraná (3%) are also popular.
KAYAK users have found double rooms in Rondônia for as cheap as $19 (Porto Velho) in the last 3 days. The average price is $56.