The calculated distance (air line) between Jimma and Mīzan Teferī is approximately 97 miles respectively 157 kilometers.
By car or train, the actual journey to Mīzan Teferī is certainly longer, as only the direct route (as the crow flies) between Jimma and Mīzan Teferī has been calculated here.
Air line (approximately)
157 kilometers
84 nautical miles