The calculated distance (air line) between Tarancón and Puente de Vallecas is approximately 44 miles respectively 70 kilometers.
By car or train, the actual journey to Puente de Vallecas is certainly longer, as only the direct route (as the crow flies) between Tarancón and Puente de Vallecas has been calculated here.
Air line (approximately)
70 kilometers
38 nautical miles