The calculated distance (air line) between Saint-Florent-sur-Cher and Saint-Étienne is approximately 149 miles respectively 239 kilometers.
By car or train, the actual journey to Saint-Étienne is certainly longer, as only the direct route (as the crow flies) between Saint-Florent-sur-Cher and Saint-Étienne has been calculated here.
Air line (approximately)
239 kilometers
129 nautical miles