The calculated distance (air line) between Stuttgart and Veltheim (Kreis 5) is approximately 90 miles respectively 145 kilometers.
By car or train, the actual journey to Veltheim (Kreis 5) is certainly longer, as only the direct route (as the crow flies) between Stuttgart and Veltheim (Kreis 5) has been calculated here.
Air line (approximately)
145 kilometers
78 nautical miles