Car rental at Chicago O’Hare Airport is offered by all major U.S. rental car companies.

These include Avis, Hertz, Dollar, Enterprise, and other well-known car rental companies.

Due to high volume and high demand for car rental at Chicago O’Hare Airport, it is best to book a rental car in advance.

This is also a good way to get rental car discounts, as coupon codes and online promotional rates abound.

Once your flight lands, you can exit the terminal buildings and take a shuttle to pick up your car from whatever company you choose for car rental at Chicago O’Hare Airport.