The calculated distance (air line) between Nieder-Ingelheim and Wuppertal is approximately 97 miles respectively 156 kilometers.
By car or train, the actual journey to Wuppertal is certainly longer, as only the direct route (as the crow flies) between Nieder-Ingelheim and Wuppertal has been calculated here.
Air line (approximately)
156 kilometers
84 nautical miles