The calculated distance (air line) between Santander and Los Corrales de Buelna is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Los Corrales de Buelna is certainly longer, as only the direct route (as the crow flies) between Santander and Los Corrales de Buelna has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles