The calculated distance (air line) between Al Muharraq and At Tūbī is approximately 44 miles respectively 70 kilometers.
By car or train, the actual journey to At Tūbī is certainly longer, as only the direct route (as the crow flies) between Al Muharraq and At Tūbī has been calculated here.
Air line (approximately)
70 kilometers
38 nautical miles