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Cheap flights from Chicago to Illinois from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Illinois departing on 4/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago to Illinois

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Chicago to Illinois.
Southern / Mokulele Logo
8:20 pm - 10:00 pmORD-BRL
1h 40mnonstop
Southern / Mokulele Logo
6:00 am - 7:40 amBRL-ORD
1h 40mnonstop
$88Southern / Mokulele
Find Deal
Sun, May 4 - Sun, May 11
Southern / Mokulele Logo
8:20 pm - 10:00 pmORD-BRL
1h 40mnonstop
Southern / Mokulele Logo
6:00 am - 7:40 amBRL-ORD
1h 40mnonstop
$91Southern / Mokulele
Find Deal
Sat, May 3 - Sun, May 11
United Airlines Logo
4:42 pm - 5:50 pmORD-DEC
1h 08mnonstop
United Airlines Logo
6:55 pm - 8:02 pmDEC-ORD
1h 07mnonstop
$149United Airlines
Find Deal
Thu, May 1 - Thu, May 8
 Logo
5:21 pm - 9:59 amORD-STL
16h 38m1 stop
 Logo
12:15 pm - 3:50 pmSTL-ORD
3h 35m1 stop
Fri, May 16 - Sun, May 18
 Logo
4:15 pm - 12:06 amORD-STL
7h 51m1 stop
 Logo
12:15 pm - 3:50 pmSTL-ORD
3h 35m1 stop
Sat, May 3 - Sat, May 17
United Airlines Logo
4:42 pm - 5:50 pmORD-DEC
1h 08mnonstop
United Airlines Logo
6:55 pm - 8:02 pmDEC-ORD
1h 07mnonstop
$159United Airlines
Find Deal
Fri, May 9 - Sun, May 11
Frontier Logo
8:01 pm - 10:01 amMDW-STL
14h 00m1 stop
Frontier Logo
5:41 pm - 12:31 pmSTL-MDW
18h 50m1 stop
$160Frontier
Find Deal
Thu, Apr 24 - Sun, Apr 27
Frontier Logo
5:10 pm - 11:46 pmMDW-STL
6h 36m1 stop
Frontier Logo
12:41 pm - 12:21 amSTL-MDW
11h 40m1 stop
$170Frontier
Find Deal
Sat, Apr 19 - Sun, Apr 20
American Airlines Logo
5:06 pm - 6:02 pmORD-MLI
0h 56mnonstop
American Airlines Logo
6:32 pm - 7:36 pmMLI-ORD
1h 04mnonstop
$179American Airlines
Find Deal
Fri, May 16 - Fri, May 23
American Airlines Logo
8:35 pm - 9:45 pmORD-MLI
1h 10mnonstop
American Airlines Logo
11:15 am - 12:25 pmMLI-ORD
1h 10mnonstop
$180American Airlines
Find Deal
Sun, May 18 - Sun, May 25

Frontier flights from Chicago to Illinois

Our best Frontier deals on Chicago to Illinois flight tickets
Frontier
Apr 24
MDW8:01 pmChicago Midway
14h 00m
1 stop
STL10:01 amLambert-St Louis
Apr 27
STL5:41 pmLambert-St Louis
18h 50m
1 stop
MDW12:31 pmChicago Midway
Frontier
Apr 19
MDW5:10 pmChicago Midway
6h 36m
1 stop
STL11:46 pmLambert-St Louis
Apr 20
STL12:41 pmLambert-St Louis
11h 40m
1 stop
MDW12:21 amChicago Midway
Frontier
Apr 18
MDW1:05 pmChicago Midway
10h 41m
1 stop
STL11:46 pmLambert-St Louis
Apr 19
STL6:33 pmLambert-St Louis
11h 00m
1 stop
MDW5:33 amChicago Midway

Southwest flights from Chicago to Illinois

Our best Southwest deals on Chicago to Illinois flight tickets
Southwest
Apr 29
MDW2:40 pmChicago Midway
1h 10m
STL3:50 pmLambert-St Louis
Apr 30
STL12:30 pmLambert-St Louis
1h 10m
MDW1:40 pmChicago Midway
Southwest
Apr 29
MDW8:30 amChicago Midway
4h 20m
1 stop
STL12:50 pmLambert-St Louis
Apr 30
STL9:30 amLambert-St Louis
1h 10m
MDW10:40 amChicago Midway
Southwest
Apr 19
MDW6:35 amChicago Midway
1h 10m
STL7:45 amLambert-St Louis
Apr 20
STL5:55 amLambert-St Louis
1h 10m
MDW7:05 amChicago Midway

See travel insights to Illinois from

How to get the cheapest flight ticket from Chicago to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest Chicago to Illinois flight route?

Fly from Chicago O'Hare Intl to Greater Peoria for the best Chicago - Illinois flight prices

What cabin class options are available on Chicago to Illinois flights?

There are 4 cabin classes available to choose from on Chicago to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Chicago to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Illinois

Best Price Found

$64

Fastest flight time

0h 54m

Direct flights

Every day

Airports in Illinois

8 airports
The best one-way flight to Illinois from Chicago in the past 72 hours is $64. The best round-trip flight deal from Chicago to Illinois found on momondo in the last 72 hours is $88.
The fastest flight from Chicago to Illinois takes 0h 54m
Direct flights go from Chicago to Illinois every day.
There are 8 airports near Illinois: Decatur Arpt (DEC), Evansville Dress Regional (EVV), Greater Peoria (PIA), Lambert-St Louis (STL), Moline Quad-City (MLI), Burlington (BRL), Springfield Capital (SPI), Champaign University-Willard (CMI)

  • When did momondo last update prices for flights from Chicago to Illinois?

    Prices for flights from Chicago to Illinois were last updated today.

  • How many operators does momondo search for flights from Chicago to Illinois?

  • How old do you have to be to fly from Chicago to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to Illinois?


Best airlines flying from Chicago to Illinois

Compare and see reviews for airlines that fly from Chicago to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $179Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $179Free CancellationRating
7.4
8,621 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Illinois?

momondo helps you find the best flight between Chicago and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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