Find Cheap Rental Cars in Illinois, (IL)

*Car rental rates and companies listed on portal name reflect the lowest available rates at the time of booking. Please note that quoted rates are subject to change without notice. Rates displayed may vary depending on travel dates, availability and destinations.
* Car rental Policies
- Customers will be charged taxes and fees upon returning the vehicle to the car rental company.
- Additional restrictions and fees may apply based on driver's age.
- Car type is subject to availability and may be changed at the discretion of the car rental company.
- The rates are shown on the page are Daily Rates and excluding various fees and taxes.
- CheapOair does not accept car rental affinity program cards, so it is up to the customer to contact the hire car company and find out about discount eligibility.
- Please note that not all car rental suppliers will accept debit cards or alternative payment types so accordingly please check the Rental Conditions for the car rental supplier.

◊ Expires Nov 30, 2024. Discount applies to service fees for qualified airline tickets, hotel, car rental bookings for destinations in the Western region (AZ, CO, ID, MT, NV, NM, UT, WY, AK, CA, HI, OR, WA) of the United States, Caribbean and Central America. Amount of service fee discount varies: for air bookings maximum savings of $5 per person applied to bookings from one (1) traveler up to three (3) travelers; the maximum discount applied is $15; for hotel bookings maximum savings of $12.99 applied on qualified purchases; for car rental bookings maximum savings of $8 applied on qualified bookings; for vacation package bookings maximum savings of $20 applied on qualified bookings. Promo Code and Instant Savings offers can be combined up to the amount of our service fees but cannot be used or combined with any other coupons, promotions or special offers. May be withdrawn at any time without notice. No cash value, void where prohibited.