Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Puerto Iguazú (50% of total searches to Iguazu River). The next most popular destinations are Foz do Iguaçu (28%) and Curitiba (19%). Searches for hotels in Ciudad del Este (3%) are also popular.
KAYAK users have found double rooms in Iguazu River for as cheap as $10 (Puerto Iguazú) in the last 3 days. The average price is $146.
In the last 72 hours, users have found Iguazu River hotels for tonight for as low as $22 (Puerto Iguazú). Users have also found 3-star hotels from $25 (Puerto Iguazú) and 4-star+ hotels from $83 (Ciudad del Este).