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