The calculated distance (air line) between Beveren and Sint-Gillis-Waas is approximately 6 miles respectively 9 kilometers.
By car or train, the actual journey to Sint-Gillis-Waas is certainly longer, as only the direct route (as the crow flies) between Beveren and Sint-Gillis-Waas has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles