The calculated distance (air line) between San Juan de Aznalfarache and Jerez de la Frontera is approximately 47 miles respectively 75 kilometers.
By car or train, the actual journey to Jerez de la Frontera is certainly longer, as only the direct route (as the crow flies) between San Juan de Aznalfarache and Jerez de la Frontera has been calculated here.
Air line (approximately)
75 kilometers
41 nautical miles