The calculated distance (air line) between Braunschweig and Schöppenstedt is approximately 14 miles respectively 22 kilometers.
By car or train, the actual journey to Schöppenstedt is certainly longer, as only the direct route (as the crow flies) between Braunschweig and Schöppenstedt has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles