The calculated distance (air line) between Al Mansurah and Mīt Ghamr is approximately 23 miles respectively 38 kilometers.
By car or train, the actual journey to Mīt Ghamr is certainly longer, as only the direct route (as the crow flies) between Al Mansurah and Mīt Ghamr has been calculated here.
Air line (approximately)
38 kilometers
20 nautical miles