Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Gramado (57% of total searches to Serra Gaucha). The next most popular destinations are Caxias do Sul (14%) and Bento Gonçalves (14%). Searches for hotels in Novo Hamburgo (14%) are also popular.
KAYAK users have found double rooms in Serra Gaucha for as cheap as £15 (Gramado) in the last 3 days. The average price is £56.