Let KAYAK do the searching
KAYAK users have found double rooms in Serra da Estrela for as cheap as $22 (Guarda) in the last 3 days. The average price is $142.
In the last 72 hours, users have found Serra da Estrela hotels for tonight for as low as $52 (Covilhã). Users have also found 3-star hotels from $52 (Covilhã) and 4-star+ hotels from $78 (Oliveira do Hospital).