The calculated distance (air line) between Nogent-sur-Marne and Noisy-le-Grand is approximately 4 miles respectively 6 kilometers.
By car or train, the actual journey to Noisy-le-Grand is certainly longer, as only the direct route (as the crow flies) between Nogent-sur-Marne and Noisy-le-Grand has been calculated here.
Air line (approximately)
6 kilometers
3 nautical miles