Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Rio de Janeiro (75% of total searches to Atlantic Forest). The next most popular destinations are Puerto Iguazú (10%) and Sao Paulo (10%). Searches for hotels in Foz do Iguaçu (5%) are also popular.
KAYAK users have found double rooms in Atlantic Forest for as cheap as $10 (Sao Paulo) in the last 3 days. The average price is $148.
In the last 72 hours, users have found Atlantic Forest hotels for tonight for as low as $20 (Londrina). Users have also found 3-star hotels from $27 (Morro de Sao Paulo) and 4-star+ hotels from $50 (Rio de Janeiro).