Sometimes getting hopelessly lost is one of the best ways to find yourself. With that said, before you grab the keys to a rental car, it helps to know a few basic facts about Ho Chi Minh City Airport (SGN-Tan Son Nhat Intl.) — like where it lies on the map!Ho Chi Minh City Airport (SGN-Tan Son Nhat Intl.) is located 4 miles to the northwest from downtown Ho Chi Minh City.