The calculated distance (air line) between As Sālimīyah and Az Zubayr is approximately 76 miles respectively 123 kilometers.
By car or train, the actual journey to Az Zubayr is certainly longer, as only the direct route (as the crow flies) between As Sālimīyah and Az Zubayr has been calculated here.
Air line (approximately)
123 kilometers
66 nautical miles