The calculated distance (air line) between Bailén and Jerez de la Frontera is approximately 162 miles respectively 261 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 Bailén and Jerez de la Frontera has been calculated here.
Air line (approximately)
261 kilometers
141 nautical miles