Sleep Inn and Suites O Fallon features rooms in O'Fallon. This 2-star hotel offers free WiFi. At the hotel, each room has a desk and a flat-screen TV. The rooms include a private bathroom. The rooms feature bed linen. An American breakfast can be enjoyed at the property. Saint Louis is 31.1 miles from Sleep Inn and Suites O Fallon, while Chesterfield is 10.6 miles from the property. Lambert- St. Louis International Airport is 21.1 miles away.