The calculated distance (air line) between Alcázar de San Juan and Puente de Vallecas is approximately 73 miles respectively 118 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 Alcázar de San Juan and Puente de Vallecas has been calculated here.
Air line (approximately)
118 kilometers
64 nautical miles