The calculated distance (air line) between Zikhron Ya‘aqov and Givatayim is approximately 35 miles respectively 57 kilometers.
By car or train, the actual journey to Givatayim is certainly longer, as only the direct route (as the crow flies) between Zikhron Ya‘aqov and Givatayim has been calculated here.
Air line (approximately)
57 kilometers
31 nautical miles