The calculated distance (air line) between Iznalloz and Jerez de la Frontera is approximately 152 miles respectively 244 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 Iznalloz and Jerez de la Frontera has been calculated here.
Air line (approximately)
244 kilometers
132 nautical miles