The calculated distance (air line) between Saint-Avertin and Paris 16 Passy is approximately 126 miles respectively 202 kilometers.
By car or train, the actual journey to Paris 16 Passy is certainly longer, as only the direct route (as the crow flies) between Saint-Avertin and Paris 16 Passy has been calculated here.
Air line (approximately)
202 kilometers
109 nautical miles