The calculated distance (air line) between Atlit and Qiryat Ata is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Qiryat Ata is certainly longer, as only the direct route (as the crow flies) between Atlit and Qiryat Ata has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles