The calculated distance (air line) between Mýrina and Néa Smýrni is approximately 152 miles respectively 244 kilometers.
By car or train, the actual journey to Néa Smýrni is certainly longer, as only the direct route (as the crow flies) between Mýrina and Néa Smýrni has been calculated here.
Air line (approximately)
244 kilometers
132 nautical miles