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