The calculated distance (air line) between Chartres-de-Bretagne and Vern-sur-Seiche is approximately 5 miles respectively 8 kilometers.
By car or train, the actual journey to Vern-sur-Seiche is certainly longer, as only the direct route (as the crow flies) between Chartres-de-Bretagne and Vern-sur-Seiche has been calculated here.
Air line (approximately)
8 kilometers
4 nautical miles