Get helpful information to start your search for the perfect car hire in Illinois. The average price data is based on the last 12 months and was last updated on 23 August 2026.
Most popular company | Routes Car & Truck Rentals |
|---|---|
Most common car type | Intermediate |
Average price per day | $72 |
Cheapest price per day | $46 |
At $46/day, small car is the cheapest car type available for hire in Illinois in the past week. Out of 396 car hire agencies operating in Illinois, there are, in total, 18,098 hire locations. View below for 6 offered car types:
Economy
$54+
Compact
$46+
Intermediate
$49+
Standard
$56+
Full-size
$58+
People mover
$79+
Full-size SUV
$78+
Premium
$66+
Supplier choice
$48+
Compact SUV
$52+
Intermediate SUV
$58+
Standard SUV
$64+
Get relevant, data-driven information to help you hire a car in Illinois, including pricing trends, ideal booking times, and more.
January
$52
February
$59
March
$70
April
$82
May
$86
June
$99
July
$110
August
$91
September
$61
October
$63
November
$68
December
$67
Avis
National
Europcar
Payless
Thrifty
Easirent
Cleanliness
Comfort
Overall
Pick-up/drop-off
Value
TravelCar
Rhodium
Find answers to frequently asked questions about car hires in Illinois, including policies, requirements, and more. FAQs were last updated on 23 August 2026.
In the past two weeks, Cheapflights users have found many deals under $57/day when booking a car hire in Illinois. The absolute best deal a user found was for $34/day from Routes Car & Truck Rentals, booked on Aug. 15.
Routes Car & Truck Rentals is a popular option for travellers looking for car hire in Illinois. You can expect the average cost of car hire to be about $326 per week.
Yes, hiring a vehicle in Illinois for a month is certainly possible.
You can potentially save up to 46% on a month-long rental by booking with Routes Car & Truck Rentals. Routes Car & Truck Rentals is the cheapest rental company available within the next few months. Renting a car in Illinois can cost you on average $1,395 a month or $47 a day. For extended stays in a location, this option will usually save you the most.
Browse through car hire deals by fuel type in Illinois. There are currently 3 fuel types to choose from with Electric being the cheapest ($36+).
Electric
$36+
Hybrid
$38+
Petrol/Diesel
$87+