The calculated distance (air line) between Póvoa de Varzim and Vila Nova de Gaia is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Vila Nova de Gaia is certainly longer, as only the direct route (as the crow flies) between Póvoa de Varzim and Vila Nova de Gaia has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles