The calculated distance (air line) between Phuthaditjhaba and Maputsoe is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Maputsoe is certainly longer, as only the direct route (as the crow flies) between Phuthaditjhaba and Maputsoe has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles