Browse the best car rental deals in one place with Expedia. We work with suppliers of all sizes to offer you a variety of vehicle classes at unbeatable prices. Looking for even bigger savings? Bundle your Underground Atlanta car rental, accommodations and flights into a package. Book your ride with Expedia and you’ll also get the peace of mind that comes with free cancellation. If you need to cancel, just log in to the
Trips portal and hit “manage booking.”