From the Wikipedia page 
Bundibugyo District is a district in the Western Region of Uganda, bordering the Democratic Republic of the Congo (DRC). The town of Bundibugyo is where the district headquarters are located.
Bundibugyo District is bordered by Ntoroko District to the northeast, Kibaale District to the east, Kabarole District to the south, and the DRC to the west and north. The district headquarters at Bundibugyo are located approximately 32 kilometres (20 mi), by road, west of Fort Portal. This is about 72 kilometres (45 mi), by road, north of Kasese town.