The calculated distance (air line) between Marseille and Gignac-la-Nerthe is approximately 10 miles respectively 16 kilometers.
By car or train, the actual journey to Gignac-la-Nerthe is certainly longer, as only the direct route (as the crow flies) between Marseille and Gignac-la-Nerthe has been calculated here.
Air line (approximately)
16 kilometers
9 nautical miles