The calculated distance (air line) between Colmenar de Oreja and Puente de Vallecas is approximately 25 miles respectively 40 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 Colmenar de Oreja and Puente de Vallecas has been calculated here.
Air line (approximately)
40 kilometers
21 nautical miles