The calculated distance (air line) between Qarqūzah and Qaşr Bin Ghashīr is approximately 20 miles respectively 33 kilometers.
By car or train, the actual journey to Qaşr Bin Ghashīr is certainly longer, as only the direct route (as the crow flies) between Qarqūzah and Qaşr Bin Ghashīr has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles