The calculated distance (air line) between Königslutter am Elm and Eimsbüttel is approximately 98 miles respectively 158 kilometers.
By car or train, the actual journey to Eimsbüttel is certainly longer, as only the direct route (as the crow flies) between Königslutter am Elm and Eimsbüttel has been calculated here.
Air line (approximately)
158 kilometers
85 nautical miles