The calculated distance (air line) between Şalākhid and Khān Shaykhūn is approximately 178 miles respectively 286 kilometers.
By car or train, the actual journey to Khān Shaykhūn is certainly longer, as only the direct route (as the crow flies) between Şalākhid and Khān Shaykhūn has been calculated here.
Air line (approximately)
286 kilometers
154 nautical miles