Start your search for a cheap car rental close to Mount Rainier by keying in your travel dates and pick-up and drop-off locations. That’s how affordable a rental car can be around this popular attraction, but there are a range of factors that’ll determine the amount you pay — your vehicle category is just the start. Whatever your budget and preferred car type, Expedia has incredible offers from a wide range of car rental companies that’ll get you driving off for less.