The calculated distance (air line) between Saint-Priest-en-Jarez and Nîmes is approximately 113 miles respectively 182 kilometers.
By car or train, the actual journey to Nîmes is certainly longer, as only the direct route (as the crow flies) between Saint-Priest-en-Jarez and Nîmes has been calculated here.
Air line (approximately)
182 kilometers
98 nautical miles