The calculated distance (air line) between Póvoa de Varzim and Guimarães is approximately 25 miles respectively 40 kilometers.
By car or train, the actual journey to Guimarães is certainly longer, as only the direct route (as the crow flies) between Póvoa de Varzim and Guimarães has been calculated here.
Air line (approximately)
40 kilometers
21 nautical miles