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