The calculated distance (air line) between Melloulèche and Houmt El Souk is approximately 90 miles respectively 144 kilometers.
By car or train, the actual journey to Houmt El Souk is certainly longer, as only the direct route (as the crow flies) between Melloulèche and Houmt El Souk has been calculated here.
Air line (approximately)
144 kilometers
78 nautical miles