The calculated distance (air line) between Port Said and Al Ḩusaynīyah is approximately 36 miles respectively 58 kilometers.
By car or train, the actual journey to Al Ḩusaynīyah is certainly longer, as only the direct route (as the crow flies) between Port Said and Al Ḩusaynīyah has been calculated here.
Air line (approximately)
58 kilometers
31 nautical miles