The calculated distance (air line) between Rillieux-la-Pape and Grenoble is approximately 59 miles respectively 95 kilometers.
By car or train, the actual journey to Grenoble is certainly longer, as only the direct route (as the crow flies) between Rillieux-la-Pape and Grenoble has been calculated here.
Air line (approximately)
95 kilometers
51 nautical miles