The calculated distance (air line) between Marinha Grande and Figueira da Foz is approximately 28 miles respectively 45 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 Marinha Grande and Figueira da Foz has been calculated here.
Air line (approximately)
45 kilometers
24 nautical miles