The calculated distance (air line) between Bu'ayna-Nujaydat and Herzliya is approximately 55 miles respectively 88 kilometers.
By car or train, the actual journey to Herzliya is certainly longer, as only the direct route (as the crow flies) between Bu'ayna-Nujaydat and Herzliya has been calculated here.
Air line (approximately)
88 kilometers
47 nautical miles