The calculated distance (air line) between Az̧ Z̧āhirīyah and Banī Suhaylā is approximately 39 miles respectively 62 kilometers.
By car or train, the actual journey to Banī Suhaylā is certainly longer, as only the direct route (as the crow flies) between Az̧ Z̧āhirīyah and Banī Suhaylā has been calculated here.
Air line (approximately)
62 kilometers
34 nautical miles