The calculated distance (air line) between Gīmbīcho and Arba Minch is approximately 98 miles respectively 158 kilometers.
By car or train, the actual journey to Arba Minch is certainly longer, as only the direct route (as the crow flies) between Gīmbīcho and Arba Minch has been calculated here.
Air line (approximately)
158 kilometers
85 nautical miles