The calculated distance (air line) between Trílofos and Néa Smýrni is approximately 179 miles respectively 288 kilometers.
By car or train, the actual journey to Néa Smýrni is certainly longer, as only the direct route (as the crow flies) between Trílofos and Néa Smýrni has been calculated here.
Air line (approximately)
288 kilometers
155 nautical miles