The calculated distance (air line) between Soultz-Haut-Rhin and Reims is approximately 174 miles respectively 281 kilometers.
By car or train, the actual journey to Reims is certainly longer, as only the direct route (as the crow flies) between Soultz-Haut-Rhin and Reims has been calculated here.
Air line (approximately)
281 kilometers
152 nautical miles