The calculated distance (air line) between Gignac and Aix-en-Provence is approximately 95 miles respectively 154 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 Gignac and Aix-en-Provence has been calculated here.
Air line (approximately)
154 kilometers
83 nautical miles