For all cities with a population greater than one million, Arusha is closest to Nairobi and farthest from Tijuana. The closest foreign city is Nairobi and the farthest domestic city is Dar es Salaam. See below for the top 5 closest and farthest cities (domestically, internationally and by continent) and to see which cities, if any, Arusha is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.