For all cities with a population greater than one hundred thousand, Kampala is closest to Bukoba and farthest from Honolulu (HI). The closest foreign city is Bukoba and the farthest domestic city is Gulu. See below for the top 5 closest and farthest cities (domestically, internationally and by continent) and to see which cities, if any, Kampala is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.