The calculated distance (air line) between Nowe Miasto Lubawskie and Bielany is approximately 96 miles respectively 154 kilometers.
By car or train, the actual journey to Bielany is certainly longer, as only the direct route (as the crow flies) between Nowe Miasto Lubawskie and Bielany has been calculated here.
Air line (approximately)
154 kilometers
83 nautical miles