The calculated distance (air line) between Áyios Konstandínos and Výronas is approximately 136 miles respectively 219 kilometers.
By car or train, the actual journey to Výronas is certainly longer, as only the direct route (as the crow flies) between Áyios Konstandínos and Výronas has been calculated here.
Air line (approximately)
219 kilometers
118 nautical miles