The calculated distance (air line) between Al Ḩawāmidīyah and Zefta is approximately 56 miles respectively 91 kilometers.
By car or train, the actual journey to Zefta is certainly longer, as only the direct route (as the crow flies) between Al Ḩawāmidīyah and Zefta has been calculated here.
Air line (approximately)
91 kilometers
49 nautical miles