The calculated distance (air line) between Villebon-sur-Yvette and Angers is approximately 155 miles respectively 249 kilometers.
By car or train, the actual journey to Angers is certainly longer, as only the direct route (as the crow flies) between Villebon-sur-Yvette and Angers has been calculated here.
Air line (approximately)
249 kilometers
134 nautical miles