The calculated distance (air line) between Umm Qaşr and Ash Shāmīyah is approximately 48 miles respectively 77 kilometers.
By car or train, the actual journey to Ash Shāmīyah is certainly longer, as only the direct route (as the crow flies) between Umm Qaşr and Ash Shāmīyah has been calculated here.
Air line (approximately)
77 kilometers
41 nautical miles