The calculated distance (air line) between Vereeniging and Schweizer-Reneke is approximately 164 miles respectively 264 kilometers.
By car or train, the actual journey to Schweizer-Reneke is certainly longer, as only the direct route (as the crow flies) between Vereeniging and Schweizer-Reneke has been calculated here.
Air line (approximately)
264 kilometers
142 nautical miles