The calculated distance (air line) between Ashkelon and Rosh Ha‘Ayin is approximately 37 miles respectively 60 kilometers.
By car or train, the actual journey to Rosh Ha‘Ayin is certainly longer, as only the direct route (as the crow flies) between Ashkelon and Rosh Ha‘Ayin has been calculated here.
Air line (approximately)
60 kilometers
32 nautical miles