The calculated distance (air line) between Kurayyimah and Wādī as Sīr is approximately 26 miles respectively 41 kilometers.
By car or train, the actual journey to Wādī as Sīr is certainly longer, as only the direct route (as the crow flies) between Kurayyimah and Wādī as Sīr has been calculated here.
Air line (approximately)
41 kilometers
22 nautical miles