The calculated distance (air line) between Entraigues-sur-la-Sorgue and Marseille is approximately 54 miles respectively 87 kilometers.
By car or train, the actual journey to Marseille is certainly longer, as only the direct route (as the crow flies) between Entraigues-sur-la-Sorgue and Marseille has been calculated here.
Air line (approximately)
87 kilometers
47 nautical miles