Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Foz do Iguaçu (78% of total searches to Paraná). The next most popular destinations are Curitiba (15%) and Londrina (5%). Searches for hotels in Paranaguá (2%) are also popular.
KAYAK users have found double rooms in Paraná for as cheap as £15 (Guaratuba) in the last 3 days. The average price is £98.