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Based on ratings and reviews from real users on KAYAK, the best car rental companies in Glen Carbon are Hertz (7.4, 48875 reviews), and Enterprise (8.0, 2 reviews).
Car rental companies onsite at Lambert-St Louis Airport include Hertz, Thrifty, Alamo, Budget, Avis, Dollar and National.
Car rental companies that offer shuttle or pick-up services from Lambert-St Louis Airport to off-airport locations include Enterprise, Hertz, Thrifty, Alamo, Budget, Avis, Dollar, and National.
Take a look at our extensive car rental location map to find the best rental cars near you.