The calculated distance (air line) between Al Kūt and Nāḩiyat al Fuhūd is approximately 119 miles respectively 192 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 Al Kūt and Nāḩiyat al Fuhūd has been calculated here.
Air line (approximately)
192 kilometers
103 nautical miles