The calculated distance (air line) between Nakasongola and Bwizibwera is approximately 182 miles respectively 293 kilometers.
By car or train, the actual journey to Bwizibwera is certainly longer, as only the direct route (as the crow flies) between Nakasongola and Bwizibwera has been calculated here.
Air line (approximately)
293 kilometers
158 nautical miles