The calculated distance (air line) between Saint-Pierre-lès-Elbeuf and Paris 16 Passy is approximately 63 miles respectively 101 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-Pierre-lès-Elbeuf and Paris 16 Passy has been calculated here.
Air line (approximately)
101 kilometers
55 nautical miles