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