Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Porto (91% of total searches to Northern Portugal). The next most popular destinations are Vila Nova de Gaia (4%) and Braga (3%). Searches for hotels in Maia (Porto) (2%) are also popular.
KAYAK users have found double rooms in Northern Portugal for as cheap as £15 (Porto) in the last 3 days. The average price is £120.
In the last 72 hours, users have found Northern Portugal hotels for tonight for as low as £27 (Chaves). Users have also found 3-star hotels from £33 (Porto) and 4-star+ hotels from £51 (Póvoa de Varzim).