The calculated distance (air line) between Petaẖ Tiqva and Herzliya is approximately 7 miles respectively 11 kilometers.
By car or train, the actual journey to Herzliya is certainly longer, as only the direct route (as the crow flies) between Petaẖ Tiqva and Herzliya has been calculated here.
Air line (approximately)
11 kilometers
6 nautical miles