The calculated distance (air line) between Naujoji Vilnia and Klaipėda is approximately 183 miles respectively 294 kilometers.
By car or train, the actual journey to Klaipėda is certainly longer, as only the direct route (as the crow flies) between Naujoji Vilnia and Klaipėda has been calculated here.
Air line (approximately)
294 kilometers
159 nautical miles