The calculated distance (air line) between L'Haÿ-les-Roses and Angers is approximately 161 miles respectively 259 kilometers.
By car or train, the actual journey to Angers is certainly longer, as only the direct route (as the crow flies) between L'Haÿ-les-Roses and Angers has been calculated here.
Air line (approximately)
259 kilometers
140 nautical miles