The calculated distance (air line) between Aţ Ţayyibah and Ma'an is approximately 162 miles respectively 261 kilometers.
By car or train, the actual journey to Ma'an is certainly longer, as only the direct route (as the crow flies) between Aţ Ţayyibah and Ma'an has been calculated here.
Air line (approximately)
261 kilometers
141 nautical miles