The calculated distance (air line) between Qiryat Yam and Hod HaSharon is approximately 49 miles respectively 79 kilometers.
By car or train, the actual journey to Hod HaSharon is certainly longer, as only the direct route (as the crow flies) between Qiryat Yam and Hod HaSharon has been calculated here.
Air line (approximately)
79 kilometers
42 nautical miles