The calculated distance (air line) between Nāḩiyat ash Shināfīyah and Ad Dujayl is approximately 158 miles respectively 255 kilometers.
By car or train, the actual journey to Ad Dujayl is certainly longer, as only the direct route (as the crow flies) between Nāḩiyat ash Shināfīyah and Ad Dujayl has been calculated here.
Air line (approximately)
255 kilometers
137 nautical miles