The calculated distance (air line) between Eṭ Ṭīra and Ness Ziona is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Ness Ziona is certainly longer, as only the direct route (as the crow flies) between Eṭ Ṭīra and Ness Ziona has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles