The calculated distance (air line) between Chilly-Mazarin and Paris 13e Arrondissement is approximately 8 miles respectively 13 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 Chilly-Mazarin and Paris 13e Arrondissement has been calculated here.
Air line (approximately)
13 kilometers
7 nautical miles