The calculated distance (air line) between ‘Amrān and Aḑ Ḑāli‘ is approximately 146 miles respectively 234 kilometers.
By car or train, the actual journey to Aḑ Ḑāli‘ is certainly longer, as only the direct route (as the crow flies) between ‘Amrān and Aḑ Ḑāli‘ has been calculated here.