The calculated distance (air line) between Septèmes-les-Vallons and Grenoble is approximately 124 miles respectively 200 kilometers.
By car or train, the actual journey to Grenoble is certainly longer, as only the direct route (as the crow flies) between Septèmes-les-Vallons and Grenoble has been calculated here.
Air line (approximately)
200 kilometers
108 nautical miles