The calculated distance (air line) between Lachen-Speyerdorf and Wuppertal is approximately 141 miles respectively 227 kilometers.
By car or train, the actual journey to Wuppertal is certainly longer, as only the direct route (as the crow flies) between Lachen-Speyerdorf and Wuppertal has been calculated here.
Air line (approximately)
227 kilometers
122 nautical miles