The calculated distance (air line) between Le Muy and Aix-en-Provence is approximately 56 miles respectively 90 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 Le Muy and Aix-en-Provence has been calculated here.
Air line (approximately)
90 kilometers
49 nautical miles