The calculated distance (air line) between Bielefeld and Ludwigshafen am Rhein is approximately 176 miles respectively 284 kilometers.
By car or train, the actual journey to Ludwigshafen am Rhein is certainly longer, as only the direct route (as the crow flies) between Bielefeld and Ludwigshafen am Rhein has been calculated here.
Air line (approximately)
284 kilometers
153 nautical miles