See all 923 hotels in O'Fallon
- Hollywood Casino & Hotel St. Louis
- Pear Tree Inn St. Louis Airport
- The Wildwood Hotel
- Days Inn and Suites by Wyndham St. Louis/Westport Plaza
- Hilton St. Louis Airport
- Crowne Plaza St. Louis Airport, an IHG Hotel
- Hyatt Place St. Louis/Chesterfield
- DoubleTree by Hilton St. Louis Airport
- Hilton St. Louis Frontenac
- Drury Inn & Suites Southwest St. Louis
- Staybridge Suites St Louis - Westport, an IHG Hotel
- Super 8 by Wyndham Eureka/Six Flags Nearby
- Hampton Inn St. Louis/Westport
- Embassy Suites by Hilton St. Louis Airport
- Marriott St. Louis West
- Courtyard by Marriott St. Louis St. Peters