The calculated distance (air line) between Vaux-sous-Chèvremont and Gent is approximately 89 miles respectively 144 kilometers.
By car or train, the actual journey to Gent is certainly longer, as only the direct route (as the crow flies) between Vaux-sous-Chèvremont and Gent has been calculated here.
Air line (approximately)
144 kilometers
77 nautical miles