The calculated distance (air line) between Villeneuve-lès-Avignon and Montpellier is approximately 52 miles respectively 84 kilometers.
By car or train, the actual journey to Montpellier is certainly longer, as only the direct route (as the crow flies) between Villeneuve-lès-Avignon and Montpellier has been calculated here.
Air line (approximately)
84 kilometers
45 nautical miles