The calculated distance (air line) between Marly-la-Ville and Paris 13 Gobelins is approximately 19 miles respectively 30 kilometers.
By car or train, the actual journey to Paris 13 Gobelins is certainly longer, as only the direct route (as the crow flies) between Marly-la-Ville and Paris 13 Gobelins has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles