The calculated distance (air line) between Qaşr Bin Ghashīr and Al Ḩurshah is approximately 30 miles respectively 49 kilometers.
By car or train, the actual journey to Al Ḩurshah is certainly longer, as only the direct route (as the crow flies) between Qaşr Bin Ghashīr and Al Ḩurshah has been calculated here.
Air line (approximately)
49 kilometers
26 nautical miles