The calculated distance (air line) between Saint-Maximin-la-Sainte-Baume and Aix-en-Provence is approximately 21 miles respectively 34 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-Maximin-la-Sainte-Baume and Aix-en-Provence has been calculated here.
Air line (approximately)
34 kilometers
19 nautical miles