Sleep Inn & Suites, an O'Fallon, MO hotel, is near St. Louis Outlets, T.R. Hughes Ballpark, and the St. Charles Convention Center. This smoke-free, pet-friendly hotel offers free hot breakfast, free Wi-Fi, a fitness center, an indoor heated pool, and guest laundry facilities. All guest rooms include hair dryers, 40-inch flat screen TVs, irons, and ironing boards. Whether traveling to O'Fallon for business or leisure, the Sleep Inn & Suites is perfect for your stay. Book today!