The calculated distance (air line) between Viana do Castelo and Figueira da Foz is approximately 107 miles respectively 172 kilometers.
By car or train, the actual journey to Figueira da Foz is certainly longer, as only the direct route (as the crow flies) between Viana do Castelo and Figueira da Foz has been calculated here.
Air line (approximately)
172 kilometers
93 nautical miles