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