The calculated distance (air line) between Phuthaditjhaba and Mpophomeni is approximately 110 miles respectively 177 kilometers.
By car or train, the actual journey to Mpophomeni is certainly longer, as only the direct route (as the crow flies) between Phuthaditjhaba and Mpophomeni has been calculated here.
Air line (approximately)
177 kilometers
95 nautical miles