For all cities with a population greater than five hundred thousand, Buonmathuot is closest to Ho Chi Minh and farthest from Arequipa. The closest foreign city is Phnom Penh 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, Buonmathuot is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.