The calculated distance (air line) between Mont-Saint-Aignan and Paris 13e Arrondissement is approximately 72 miles respectively 116 kilometers.
By car or train, the actual journey to Paris 13e Arrondissement is certainly longer, as only the direct route (as the crow flies) between Mont-Saint-Aignan and Paris 13e Arrondissement has been calculated here.
Air line (approximately)
116 kilometers
63 nautical miles