The calculated distance (air line) between Basrah and Şabāḩ as Sālim is approximately 88 miles respectively 142 kilometers.
By car or train, the actual journey to Şabāḩ as Sālim is certainly longer, as only the direct route (as the crow flies) between Basrah and Şabāḩ as Sālim has been calculated here.
Air line (approximately)
142 kilometers
76 nautical miles