The calculated distance (air line) between Qiryat Yam and Rishon LeTsiyyon is approximately 63 miles respectively 101 kilometers.
By car or train, the actual journey to Rishon LeTsiyyon is certainly longer, as only the direct route (as the crow flies) between Qiryat Yam and Rishon LeTsiyyon has been calculated here.
Air line (approximately)
101 kilometers
55 nautical miles