Bar, Pool Table & Yard! Spacious Union Home offers accommodations in Union, 19 miles from Six Flags St. Louis and 19 miles from Six Flags St. Louis. The vacation home is 11 miles from Purina Farms. The vacation home also provides free Wifi and free private parking. The air-conditioned vacation home is composed of 3 separate bedrooms, a living room, a fully equipped kitchen with a dishwasher and oven, and 3 bathrooms. Towels and bed linen are provided in the vacation home. For added privacy, the accommodation features a private entrance. St. Louis Lambert International Airport is 44 miles away.