The calculated distance (air line) between Tel Sheva‘ and Kiryat Gat is approximately 26 miles respectively 41 kilometers.
By car or train, the actual journey to Kiryat Gat is certainly longer, as only the direct route (as the crow flies) between Tel Sheva‘ and Kiryat Gat has been calculated here.
Air line (approximately)
41 kilometers
22 nautical miles