The calculated distance (air line) between Manama and Ash Shīḩānīyah is approximately 71 miles respectively 115 kilometers.
By car or train, the actual journey to Ash Shīḩānīyah is certainly longer, as only the direct route (as the crow flies) between Manama and Ash Shīḩānīyah has been calculated here.
Air line (approximately)
115 kilometers
62 nautical miles