The calculated distance (air line) between Ash Shāmīyah and Nāḩiyat al Fuhūd is approximately 143 miles respectively 230 kilometers.
By car or train, the actual journey to Nāḩiyat al Fuhūd is certainly longer, as only the direct route (as the crow flies) between Ash Shāmīyah and Nāḩiyat al Fuhūd has been calculated here.
Air line (approximately)
230 kilometers
124 nautical miles