The calculated distance (air line) between Essen and Sint-Katelijne-Waver is approximately 110 miles respectively 178 kilometers.
By car or train, the actual journey to Sint-Katelijne-Waver is certainly longer, as only the direct route (as the crow flies) between Essen and Sint-Katelijne-Waver has been calculated here.
Air line (approximately)
178 kilometers
96 nautical miles