The calculated distance (air line) between Sakiet Sidi Youssef and Gafsa is approximately 127 miles respectively 204 kilometers.
By car or train, the actual journey to Gafsa is certainly longer, as only the direct route (as the crow flies) between Sakiet Sidi Youssef and Gafsa has been calculated here.
Air line (approximately)
204 kilometers
110 nautical miles