The calculated distance (air line) between Saint-Alban-Leysse and Aix-en-Provence is approximately 144 miles respectively 232 kilometers.
By car or train, the actual journey to Aix-en-Provence is certainly longer, as only the direct route (as the crow flies) between Saint-Alban-Leysse and Aix-en-Provence has been calculated here.
Air line (approximately)
232 kilometers
125 nautical miles