Located only 1.45 kilometers away, Budget is the closest provider to El Retiro Park. Hertz and Avis are also nearby. Whether you’re planning ahead or on the hunt for a cheap last-minute deal, Expedia can help you find the right set of wheels for your Madrid getaway. Be sure to check the “Great Deal” filter, which will list the lowest-priced cars for every category. You have a choice of multiple car rental companies close to El Retiro Park.