The calculated distance (air line) between Basrah and Janūb as Surrah is approximately 86 miles respectively 139 kilometers.
By car or train, the actual journey to Janūb as Surrah is certainly longer, as only the direct route (as the crow flies) between Basrah and Janūb as Surrah has been calculated here.
Air line (approximately)
139 kilometers
75 nautical miles