The calculated distance (air line) between Diepsloot and Kwaggafontein is approximately 71 miles respectively 115 kilometers.
By car or train, the actual journey to Kwaggafontein is certainly longer, as only the direct route (as the crow flies) between Diepsloot and Kwaggafontein has been calculated here.
Air line (approximately)
115 kilometers
62 nautical miles