The calculated distance (air line) between Az Zuwaytīnah and Ajdabiya is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to Ajdabiya is certainly longer, as only the direct route (as the crow flies) between Az Zuwaytīnah and Ajdabiya has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles