The calculated distance (air line) between Kalývia Thorikoú and Ílion is approximately 18 miles respectively 29 kilometers.
By car or train, the actual journey to Ílion is certainly longer, as only the direct route (as the crow flies) between Kalývia Thorikoú and Ílion has been calculated here.
Air line (approximately)
29 kilometers
16 nautical miles