The calculated distance (air line) between Viry-Châtillon and Paris 13 Gobelins is approximately 11 miles respectively 18 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 Viry-Châtillon and Paris 13 Gobelins has been calculated here.
Air line (approximately)
18 kilometers
10 nautical miles