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