The calculated distance (air line) between Nāḩiyat ash Shināfīyah and Ar Rumaythah is approximately 33 miles respectively 53 kilometers.
By car or train, the actual journey to Ar Rumaythah is certainly longer, as only the direct route (as the crow flies) between Nāḩiyat ash Shināfīyah and Ar Rumaythah has been calculated here.
Air line (approximately)
53 kilometers
29 nautical miles