The calculated distance (air line) between Valladolid and Laguna de Duero is approximately 5 miles respectively 8 kilometers.
By car or train, the actual journey to Laguna de Duero is certainly longer, as only the direct route (as the crow flies) between Valladolid and Laguna de Duero has been calculated here.
Air line (approximately)
8 kilometers
4 nautical miles