The calculated distance (air line) between Bloemfontein and Viljoenskroon is approximately 140 miles respectively 225 kilometers.
By car or train, the actual journey to Viljoenskroon is certainly longer, as only the direct route (as the crow flies) between Bloemfontein and Viljoenskroon has been calculated here.
Air line (approximately)
225 kilometers
121 nautical miles