The calculated distance (air line) between Bilbeis and At Tall al Kabīr is approximately 16 miles respectively 25 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 Bilbeis and At Tall al Kabīr has been calculated here.
Air line (approximately)
25 kilometers
14 nautical miles