The calculated distance (air line) between Picanya and Puente de Vallecas is approximately 184 miles respectively 295 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 Picanya and Puente de Vallecas has been calculated here.
Air line (approximately)
295 kilometers
159 nautical miles