Located 22 miles from Hollywood Casino St. Louis, Hilton Garden Inn St. Louis/O'Fallon offers 3-star accommodations in O'Fallon and has a fitness center, a restaurant and a bar. The property is around 26 miles from Six Flags St. Louis, 26 miles from Six Flags St. Louis and 29 miles from St. Louis Zoo. The hotel features an indoor pool and room service. The rooms will provide guests with a fridge. The hotel can conveniently provide information at the reception to help guests to get around the area. Forest Park (St. Louis) is 30 miles from Hilton Garden Inn St. Louis/O'Fallon, while University Of Missouri–St. Louis is 29 miles from the property. St. Louis Lambert International Airport is 27 miles away.

Located in O'Fallon, 18 miles from Hollywood Casino St. Louis, Residence Inn Saint Louis O'Fallon has accommodations with free bikes, free private parking, a shared lounge and barbecue facilities. With free WiFi, this 2-star hotel offers a business center and free shuttle service. The hotel provides an indoor pool, hot tub and a 24-hour front desk. Certain rooms are equipped with a kitchen with a fridge, a dishwasher and an oven. A buffet, continental or American breakfast is available at the property. The hotel has a sun terrace. Six Flags St. Louis is 23 miles from Residence Inn Saint Louis O'Fallon, while Six Flags St. Louis is 23 miles from the property. St. Louis Lambert International Airport is 23 miles away.