The calculated distance (air line) between Rosh Ha‘Ayin and Qiryat Ata is approximately 50 miles respectively 81 kilometers.
By car or train, the actual journey to Qiryat Ata is certainly longer, as only the direct route (as the crow flies) between Rosh Ha‘Ayin and Qiryat Ata has been calculated here.
Air line (approximately)
81 kilometers
44 nautical miles