Cheap National Car Hire Deals at Chicago Union Station, Chicago

Research fuel prices in the area where you'll return the vehicle. Filling up at a local station may be cheaper than paying for fuel through the rental company, especially if they charge higher rates.

We recommend that in order to have access to the best deals when considering hiring a car at Chicago Union Station you should pre-book online up to 4 - 5 weeks in advance.

Some rental agreements come with mileage limits, while others offer unlimited mileage. Make sure to review the mileage policy to avoid unexpected fees.

To save on refueling costs when departing from Chicago Union Station, look for deals with a 'full to full' tank fuel policy, or even better, a free tank fuel policy, as opposed to a 'half-full to full' one.

Bring along your driver's license, ID, and credit card, as these are required for the rental.

Before traveling, familiarize yourself with local driving laws and regulations. This can help you avoid fines and ensure a safe driving experience.

Always keep your rental agreement, identification, and insurance information easily accessible during your rental period. This can help resolve any issues quickly.

Planning to rent a car with National for more than a couple of weeks? No problem! Simply enter your desired dates when searching, and we'll show you available options. Remember, renting for a full month might be cheaper than renting for three weeks.