There are multiple car rental companies to select from near Smithsonian Institution in Washington. About 0.16 kilometers away, Enterprise is the closest to Smithsonian Institution. Avis and Budget are also within easy reach. Landing the best deal from a big range of suppliers is a piece of cake with Expedia. Just enter your travel dates, pick-up and drop-off points, then click on the “Great Deal” box under our filter heading for awesome offers.