The calculated distance (air line) between Rothenburgsort and Neu Wulmstorf is approximately 11 miles respectively 18 kilometers.
By car or train, the actual journey to Neu Wulmstorf is certainly longer, as only the direct route (as the crow flies) between Rothenburgsort and Neu Wulmstorf has been calculated here.
Air line (approximately)
18 kilometers
10 nautical miles