Welcome to Extended Stay America - Washington D.C. - Chantilly - Dulles South! We are the perfect location for business travelers, students, tourists and those relocating to the Washington D.C. area who need to find a home away from home for several nights, a week, a month or even longer. From our location, you can easily visit local attractions such as the Steven F. Udvar-Hazy Center, Fair Oaks Mall, Bull Run Regional Park and Manassas National Battlefield Park.