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Cheap flights from Illinois to Chicago O'Hare Intl Airport from $52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Chicago O'Hare Intl Airport departing on 12/11. 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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Find the cheapest flights from Illinois to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Illinois to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Illinois to Chicago.

Cheap last minute flights

Planning a quick getaway from Illinois to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Illinois to Chicago

Find recent round-trip train or bus tickets from Illinois to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
6:00 am - 7:40 amBRL-ORD
1h 40mnonstop
8:25 am - 10:05 amORD-BRL
1h 40mnonstop
$70Southern / Mokulele
Find Deal
Wed, Dec 4 - Tue, Dec 10
6:00 am - 7:40 amBRL-ORD
1h 40mnonstop
8:25 am - 10:05 amORD-BRL
1h 40mnonstop
$87Southern / Mokulele
Find Deal
Mon, Dec 2 - Fri, Dec 6
5:45 am - 7:12 amSTL-ORD
1h 27mnonstop
10:00 am - 11:26 amORD-STL
1h 26mnonstop
$136American Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
5:40 pm - 6:55 pmSTL-ORD
1h 15mnonstop
10:50 am - 12:19 pmORD-STL
1h 29mnonstop
$137United Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
11:35 am - 12:43 pmDEC-ORD
1h 08mnonstop
1:30 pm - 2:33 pmORD-DEC
1h 03mnonstop
$148United Airlines
Find Deal
Mon, Dec 9 - Sun, Dec 15
5:45 am - 7:12 amSTL-ORD
1h 27mnonstop
8:45 pm - 10:05 pmORD-STL
1h 20mnonstop
$152American Airlines
Find Deal
Mon, Dec 9 - Wed, Dec 11
1:00 pm - 7:37 amSTL-ORD
18h 37m1 stop
10:59 am - 11:24 pmORD-STL
12h 25m1 stop
Tue, Dec 10 - Fri, Dec 13
10:21 am - 2:38 pmSTL-ORD
4h 17m1 stop
7:05 am - 1:24 pmORD-STL
6h 19m1 stop
$176Delta
Find Deal
Wed, Dec 11 - Wed, Dec 18
10:21 am - 8:28 pmSTL-ORD
10h 07m2 stops
3:35 pm - 10:26 pmORD-STL
6h 51m1 stop
$181Delta
Find Deal
Wed, Dec 11 - Wed, Dec 18
7:29 pm - 4:47 amSTL-ORD
9h 18m1 stop
12:05 pm - 4:25 pmORD-STL
4h 20m1 stop
Sat, Feb 15 - Mon, Feb 17
12:15 pm - 3:50 pmSTL-ORD
3h 35m1 stop
$52Southern / Mokulele
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Wed, Dec 11
12:15 pm - 3:50 pmSTL-ORD
3h 35m1 stop
$54Southern / Mokulele
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Thu, Jan 9
5:05 pm - 9:52 amSTL-ORD
16h 47m1 stop
$64Frontier
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Sat, Jan 18
10:10 am - 11:39 amSTL-ORD
1h 29mnonstop
$69United Airlines
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Wed, Dec 18
7:29 pm - 4:47 amSTL-ORD
9h 18m1 stop
$74Frontier
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Sat, Feb 15
3:32 pm - 4:54 pmSTL-ORD
1h 22mnonstop
$84United Airlines
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Mon, Mar 3
10:13 am - 4:40 pmSTL-ORD
6h 27m1 stop
$88Delta
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Wed, Dec 25
10:21 am - 8:28 pmSTL-ORD
10h 07m2 stops
$93Delta
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Wed, Dec 11
5:45 am - 7:11 amPIA-ORD
1h 26mnonstop
$95American Airlines
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Fri, Dec 6
3:13 pm - 4:15 pmPIA-ORD
1h 02mnonstop
$114American Airlines
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Mon, May 12
1:00 pm - 7:25 amSTL-ORD
18h 25m1 stop
8:15 am - 4:45 pmORD-STL
8h 30m1 stop
$182Southern / Mokulele
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Tue, Nov 19 - Thu, Dec 12
9:20 am - 4:32 pmSTL-ORD
7h 12m1 stop
9:25 pm - 11:30 amORD-STL
14h 05m1 stop
$183Southern / Mokulele
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Mon, Nov 18 - Tue, Dec 31
3:55 pm - 4:50 pmDBQ-ORD
0h 55mnonstop
2:30 pm - 3:25 pmORD-DBQ
0h 55mnonstop
$218Denver Air Connection
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Fri, Nov 15 - Sat, Nov 16
10:00 am - 11:57 amUIN-ORD
1h 57mnonstop
8:20 pm - 2:00 pmORD-UIN
17h 40m2 stops
$227Southern / Mokulele
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Sat, Nov 16 - Mon, Nov 18
4:10 pm - 8:26 pmSTL-ORD
28h 16m3 stops
9:25 pm - 4:45 pmORD-STL
19h 20m1 stop
Tue, Nov 19 - Thu, Dec 12
5:29 pm - 9:35 amSTL-ORD
16h 06m1 stop
8:04 pm - 4:26 pmORD-STL
20h 22m2 stops
$294Spirit Airlines
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Tue, Nov 19 - Wed, Nov 20
5:46 pm - 6:55 pmMLI-ORD
1h 09mnonstop
2:10 pm - 3:15 pmORD-MLI
1h 05mnonstop
$299United Airlines
Find Deal
Fri, Nov 15 - Tue, Dec 10
5:29 pm - 12:52 pmSTL-ORD
19h 23m2 stops
8:04 pm - 4:26 pmORD-STL
20h 22m2 stops
$304Spirit Airlines
Find Deal
Tue, Nov 19 - Wed, Nov 20
6:30 am - 7:38 amMLI-ORD
1h 08mnonstop
8:00 pm - 9:07 pmORD-MLI
1h 07mnonstop
$309United Airlines
Find Deal
Fri, Nov 15 - Fri, Nov 22
5:15 pm - 8:52 pmSTL-ORD
3h 37m1 stop
10:13 pm - 4:34 pmORD-STL
18h 21m2 stops
Sun, Nov 17 - Mon, Nov 18
6:00 am - 7:40 amBRL-ORD
1h 40mnonstop
8:25 am - 10:05 amORD-BRL
1h 40mnonstop
$70Southern / Mokulele
Find Deal
Wed, Dec 4 - Tue, Dec 10
2:10 pm - 3:50 pmBRL-ORD
1h 40mnonstop
8:25 am - 10:05 amORD-BRL
1h 40mnonstop
$71Southern / Mokulele
Find Deal
Wed, Dec 4 - Tue, Dec 10
6:00 am - 7:40 amBRL-ORD
1h 40mnonstop
8:25 am - 10:05 amORD-BRL
1h 40mnonstop
$87Southern / Mokulele
Find Deal
Mon, Dec 2 - Fri, Dec 6
5:40 am - 7:37 amUIN-ORD
1h 57mnonstop
5:10 pm - 7:05 pmORD-UIN
1h 55mnonstop
$107Southern / Mokulele
Find Deal
Fri, Dec 6 - Thu, Dec 12
5:45 am - 7:12 amSTL-ORD
1h 27mnonstop
10:00 am - 11:26 amORD-STL
1h 26mnonstop
$136American Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
5:40 pm - 6:55 pmSTL-ORD
1h 15mnonstop
10:50 am - 12:19 pmORD-STL
1h 29mnonstop
$137United Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
11:35 am - 12:43 pmDEC-ORD
1h 08mnonstop
1:30 pm - 2:33 pmORD-DEC
1h 03mnonstop
$148United Airlines
Find Deal
Mon, Dec 9 - Sun, Dec 15
5:45 am - 7:12 amSTL-ORD
1h 27mnonstop
8:45 pm - 10:05 pmORD-STL
1h 20mnonstop
$152American Airlines
Find Deal
Mon, Dec 9 - Wed, Dec 11
3:55 pm - 4:50 pmDBQ-ORD
0h 55mnonstop
2:30 pm - 3:25 pmORD-DBQ
0h 55mnonstop
$213Denver Air Connection
Find Deal
Sun, Dec 1 - Mon, Dec 2
3:55 pm - 4:50 pmDBQ-ORD
0h 55mnonstop
2:30 pm - 3:25 pmORD-DBQ
0h 55mnonstop
$218Denver Air Connection
Find Deal
Fri, Dec 6 - Thu, Dec 19

United Airlines flights from Illinois to Chicago O'Hare Intl Airport

Our best United Airlines deals on Illinois to Chicago O'Hare Intl Airport flight tickets
United Airlines
Dec 11
STL5:40 pmLambert-St Louis
1h 15m
ORD6:55 pmChicago O'Hare Intl
Dec 18
ORD10:50 amChicago O'Hare Intl
1h 29m
STL12:19 pmLambert-St Louis
United Airlines
Dec 9
DEC11:35 amDecatur Arpt
1h 08m
ORD12:43 pmChicago O'Hare Intl
Dec 15
ORD1:30 pmChicago O'Hare Intl
1h 03m
DEC2:33 pmDecatur Arpt
United Airlines
Nov 28
DEC11:35 amDecatur Arpt
1h 08m
ORD12:43 pmChicago O'Hare Intl
Dec 2
ORD9:50 amChicago O'Hare Intl
1h 03m
DEC10:53 amDecatur Arpt

American Airlines flights from Illinois to Chicago O'Hare Intl Airport

Our best American Airlines deals on Illinois to Chicago O'Hare Intl Airport flight tickets
American Airlines
Dec 11
STL5:45 amLambert-St Louis
1h 27m
ORD7:12 amChicago O'Hare Intl
Dec 18
ORD10:00 amChicago O'Hare Intl
1h 26m
STL11:26 amLambert-St Louis
American Airlines
Dec 9
STL5:45 amLambert-St Louis
1h 27m
ORD7:12 amChicago O'Hare Intl
Dec 11
ORD8:45 pmChicago O'Hare Intl
1h 20m
STL10:05 pmLambert-St Louis
American Airlines
Dec 9
STL11:00 amLambert-St Louis
1h 26m
ORD12:26 pmChicago O'Hare Intl
Dec 12
ORD8:20 amChicago O'Hare Intl
1h 25m
STL9:45 amLambert-St Louis

How to get the cheapest flight ticket from Illinois to Chicago O'Hare Intl Airport

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 airline that flies to Chicago O'Hare Intl Airport from Illinois?

United Airlines. United Airlines and American Airlines are the most popular carriers operating from Illinois to Chicago O'Hare Intl Airport

Can stopping save me money on Illinois to Chicago O'Hare Intl Airport flights?

You could potentially save up to 24% on your flight if you consider stops on a Illinois to Chicago O'Hare Intl Airport flight.

Cheap Illinois to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Chicago O'Hare Intl Airport

Best Price Found

$52

Fastest flight time

0h 55m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Illinois in the past 72 hours is $52. The best round-trip flight deal from Illinois to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $70.
The fastest flight from Illinois to Chicago O'Hare Intl Airport takes 0h 55m
Direct flights go from Illinois to Chicago O'Hare Intl Airport every day.

  • When did momondo last update prices for flights from Illinois to Chicago O'Hare Intl Airport?

    Prices for flights from Illinois to Chicago O'Hare Intl Airport refresh daily.

  • How many operators does momondo search for flights from Illinois to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Illinois to Chicago O'Hare Intl Airport?

    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 Illinois to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. 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 Illinois to Chicago O'Hare Intl Airport?


Best airlines flying from Illinois to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Illinois to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $148Free CancellationRating
7.4
9,186 reviews
Search United Airlines flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Illinois.

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

Yes. momondo allows you to filter the results for Illinois to Chicago flights to just show those with flexible booking policies.

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

Once all potential Illinois to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Illinois and alert you when they change.


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