Illinois

Cheap Car Rentals in Illinois from HK$244

This price is the cheapest per day rate found by a Cheapflights user in the last 48 hours by searching for a car hire in Illinois with a pick-up date of 12-10 and drop-off date of 19-10. Fares are subject to change and may not be available at all agencies or on all dates of hire. Click the price to replicate the search for this deal.
Driver's age: 26-65
Here’s why our users search for rental cars through Cheapflights

Price trackingHolding out for a great deal? Get notified when prices are reduced.

Customized resultsFilter by rental agency, car type, price range and more.

Unlimited free useSearch as many times as you want with no hidden charges or fees.

Illinois car rentals in 2025

Get helpful information to start your search for the perfect car rental in Illinois. The average price data is based on the last 12 months and was last updated on 13 September 2025.

Most popular company

Thrifty

Most common car type

Compact

Average price per day

HK$423

Cheapest price per day

HK$244

Popular car types in Illinois

Explore the most popular car models available for rent in Illinois and choose the one that suits your needs. The price data is sourced from various car rental companies and was last updated on 13 September 2025.

At HK$244/day, small car is the cheapest car type available for hire in Illinois in the past week. Out of 361 car hire agencies operating in Illinois, there are, in total, 17,556 hire locations. View below for 4 offered car types:

Economy

Economy

HK$244+

Compact

Compact

HK$244+

Intermediate

Intermediate

HK$244+

Full-size

Full-size

HK$354+

People carrier

People carrier

HK$628+

Full-size SUV

Full-size SUV

HK$457+

Premium

Premium

HK$282+

Premium SUV

Premium SUV

HK$718+

Supplier choice

Supplier choice

HK$244+

Compact SUV

Compact SUV

HK$273+

Standard SUV

Standard SUV

HK$276+

Intermediate SUV

Intermediate SUV

HK$328+

Luxury SUV

Luxury SUV

HK$592+

Compare car rental deals in Illinois by type

Here are the best Illinois small car hire prices found by Cheapflights users in the past 7 days:

Volkswagen GolfHK$244/day
4
M
A/C
Volkswagen Golf
BYD e6HK$244/day
2
M
A/C
BYD e6

Best car rental deals found in Illinois

Browse through a selection of recently found affordable car rental deals in Illinois. Plan your trip with ease and find the perfect rental option for your needs. There are currently 8 rental car agencies in Illinois with an average daily rate of HK$419. Data was last updated on 13 September 2025.
Volkswagen GolfHK$244/day
4
M
A/C
Volkswagen Golf
BYD e6HK$244/day
2
M
A/C
BYD e6
BMW 4 Series CoupéHK$327/day
5
2
M
A/C
BMW 4 Series Coupé

Cheapflights insights for Illinois car rentals

Get relevant, data-driven information to help you hire a car in Illinois, including pricing trends, ideal booking times, and more.

How far in advance should I hire a car in Illinois?

To get the best deal on a rental car in Illinois, book about 30 days before your trip. At that point, average daily prices are around HK$284, which is about 444% cheaper than the typical rate.

What is the cheapest car hire company in Illinois?

Thrifty is currently the cheapest car hire company in Illinois with deals as low as HK$241.26/day found in the past two weeks. Dollar is another inexpensive option with rates as low as HK$358.70/day.

What is the best car rental company in Illinois?

Based on Cheapflights user feedback, the highest-rated car rental company in Illinois is Enterprise Rent-A-Car (rated 7.5/10 with 109 reviews). Budget (rated 5.9/10 with 229 reviews) is also highly rated by our users.

What is the cheapest month to rent a car in Illinois?

Planning to hire a car in Illinois? February is the cheapest month, costing about HK$226 per day. In contrast, July is the most expensive, with an average daily rate of HK$544. Monthly average car hire prices are listed below. Remember, prices can change based on when you book, the type of car, and availability.

January

HK$257

February

HK$226

March

HK$315

April

HK$346

May

HK$455

June

HK$506

July

HK$544

August

HK$533

September

HK$490

October

HK$389

November

HK$408

December

HK$385

What car do most people rent in Illinois?

The most popular types of cars to hire in Illinois are the following: SUV cars (Jeep Grand Cherokee L or similar), Compact cars (Chevrolet Trax or similar), and Economy cars (Mitsubishi Mirage or similar).

Which car hire company has the most locations in Illinois?

Enterprise Rent-A-Car has 46 locations throughout the area, more than any other company. Hertz has the second-highest number of locations in Illinois at 28.

Top rental agencies in Illinois

Explore the leading car rental agencies in Illinois known for their outstanding service and extensive range of vehicles to choose from. There are currently 8 car rental companies in Illinois. Reviews were last updated on 13 September 2025.

Enterprise Rent-A-Car

7.5
Good
109 reviews54 locations
Overview

Cleanliness

7.7

Comfort

7.8

Overall

7.5

Pick-up/drop-off

7.5

Value

7.2

Budget

5.9
Fair
229 reviews21 locations
Overview

Cleanliness

6.7

Comfort

6.8

Overall

5.9

Pick-up/drop-off

6.0

Value

5.8

Hertz

5.9
Fair
318 reviews34 locations
Overview

Cleanliness

6.5

Comfort

6.6

Overall

5.9

Pick-up/drop-off

5.9

Value

6.0

Dollar

5.3
Fair
132 reviews15 locations
Overview

Cleanliness

6.7

Comfort

6.6

Overall

5.3

Pick-up/drop-off

5.5

Value

5.3

Alamo

8.1
Very Good
67 reviews6 locations
Overview

Cleanliness

8.4

Comfort

8.4

Overall

8.1

Pick-up/drop-off

8.1

Value

7.9

Sixt

6.8
Okay
60 reviews5 locations
Overview

Cleanliness

7.7

Comfort

7.7

Overall

6.8

Pick-up/drop-off

6.9

Value

6.9

Avis

6.4
Okay
73 reviews21 locations
Overview

Cleanliness

7.0

Comfort

7.2

Overall

6.4

Pick-up/drop-off

6.3

Value

6.2

Payless

5.7
Fair
47 reviews2 locations
Overview

Cleanliness

7.6

Comfort

7.2

Overall

5.7

Pick-up/drop-off

5.7

Value

5.9

Car rental FAQs

Find answers to frequently asked questions about car rentals in Illinois, including policies, requirements, and more. FAQs were last updated on 13 September 2025.
  • What is the cheapest hire car found in Illinois?

    In the past two weeks, Cheapflights users have found many deals under HK$423/day when booking a car hire in Illinois. The absolute best deal a user found was for HK$264/day from Thrifty, booked on Sep. 7.

  • How much does it cost to hire a car in Illinois for a week from Thrifty?

    Thrifty offers hire cars in Illinois for about HK$3,266 per week on average.

  • Can I rent a car for a month in Illinois?

    Yes, cars are available to be rented out for an entire month in Illinois.

  • How much does it cost to rent a car in Illinois for a month?

    Typically, a monthly car rental in Illinois can be found for HK$13,997. You can find car rental deals for HK$467 a day on average.

Car rentals by fuel type in Illinois

Browse car rentals by fuel type in Illinois. Currently, Hybrid cars are the cheapest to rent in Illinois. Deals were last updated on 13 September 2025.

Browse through car rental deals by fuel type in Illinois. There are currently 2 fuel types to choose from with Hybrid being the cheapest (HK$33+).

Electric

Electric

HK$43+

Hybrid

Hybrid

HK$33+

Travelling to a place near Illinois?

Hire a car at Illinois if you plan to visit one of these locations
West Lafayette

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Best Car Hire Deals

We make it easy and fast to find and compare deals from 70,000+ hire locations and hundreds of agencies.

No Surprises

Prices shown to you will be completely in full, without any hidden charges or fees.

Free cancellation

Plans change — we get it. And that’s why you can search and book car hire on Cheapflights from agencies that offer free cancellation