The calculated distance (air line) between Ágios Stéfanos and Ílion is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Ílion is certainly longer, as only the direct route (as the crow flies) between Ágios Stéfanos and Ílion has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles