The calculated distance (air line) between As Sālimīyah and Umm Qaşr is approximately 49 miles respectively 80 kilometers.
By car or train, the actual journey to Umm Qaşr is certainly longer, as only the direct route (as the crow flies) between As Sālimīyah and Umm Qaşr has been calculated here.
Air line (approximately)
80 kilometers
43 nautical miles