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