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$34+ Cheap flights from O'Hare Intl (ORD) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ORD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Illinois

Cheapest flights from O'Hare Intl to Illinois
Explore the most affordable flight options available from O'Hare Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Mytrip deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:50 amORD - BRL
Nonstop1h 20mContour
Sat 12/209:00 amBRL - ORD
Nonstop1h 10mContour
Deal found 12/9$67
This Mytrip deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:25 pmORD - BRL
Nonstop1h 20mContour
Sun 12/214:25 pmBRL - ORD
Nonstop1h 20mContour
Deal found 12/11$68
This Booking.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:25 pmORD - BRL
Nonstop1h 20mContour
Tue 12/169:00 amBRL - ORD
Nonstop1h 10mContour
Deal found 12/9$69
This Booking.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:50 amORD - BRL
Nonstop1h 20mContour
Thu 12/259:00 amBRL - ORD
Nonstop1h 10mContour
Deal found 12/10$70
This Booking.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:50 amORD - BRL
Nonstop1h 20mContour
Sat 1/34:25 pmBRL - ORD
Nonstop1h 20mContour
Deal found 12/11$79
This Booking.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:25 pmORD - BRL
Nonstop1h 20mContour
Sat 1/34:25 pmBRL - ORD
Nonstop1h 20mContour
Deal found 12/10$80
This Contour deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Contour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:25 pmORD - BRL
Nonstop1h 20mContour
Sun 12/284:25 pmBRL - ORD
Nonstop1h 20mContour
Deal found 12/8$98
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:45 amORD - DEC
Nonstop1h 20mUnited Airlines
Tue 12/307:09 pmDEC - ORD
Nonstop1h 16mUnited Airlines
Deal found 12/11$149
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:50 pmORD - DEC
Nonstop1h 09mUnited Airlines
Fri 1/27:09 pmDEC - ORD
Nonstop1h 16mUnited Airlines
Deal found 12/9$159
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:14 amORD - STL
Nonstop1h 34mAmerican Airlines
Tue 1/136:00 amSTL - ORD
Nonstop1h 27mAmerican Airlines
Deal found 12/11$170
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:45 amORD - DEC
Nonstop1h 20mUnited Airlines
Thu 12/259:44 amDEC - ORD
Nonstop1h 16mUnited Airlines
Deal found 12/9$174
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:23 amORD - STL
1 stop11h 10mFrontier
Thu 1/110:42 amSTL - ORD
1 stop11h 42mFrontier
Deal found 12/9$188

Find flight deals from O'Hare Intl to Illinois

Keep the following information in mind while searching for O'Hare Intl to Illinois flight deals. Data was last updated December 12, 2025.

Round-trip from

$67
(Mytrip)

One-way from

$34
(Booking.com)

Good round-trip deal

$138 or less

Good one-way deal

$44 or less
From Chicago O'Hare Intl to Illinois
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One-way flight from Chicago O'Hare Intl to Illinois
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Illinois.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Illinois.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Illinois that are best for you.

Fly from

O'Hare Intl

Fly to

Illinois

Route

Depart

Return

Price

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Fri 12/26

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Mon 12/29

9:00 am-10:10 am

Nonstop1h 10m

$67

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Wed 12/24

6:25 pm-7:45 pm

Nonstop1h 20m

Burlington

Thu 12/25

9:00 am-10:10 am

Nonstop1h 10m

$67

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Tue 12/16

6:25 pm-7:45 pm

Nonstop1h 20m

Burlington

Sun 12/21

4:25 pm-5:45 pm

Nonstop1h 20m

$68

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Fri 12/26

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Tue 12/30

9:00 am-10:10 am

Nonstop1h 10m

$68

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Thu 12/25

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Thu 1/1

9:00 am-10:10 am

Nonstop1h 10m

$69

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Sat 12/20

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Thu 12/25

9:00 am-10:10 am

Nonstop1h 10m

$70

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Thu 1/1

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Sun 1/4

9:00 am-10:10 am

Nonstop1h 10m

$77

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Thu 1/1

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Sat 1/31

9:00 am-10:10 am

Nonstop1h 10m

$77

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Wed 12/17

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Sun 12/21

4:25 pm-5:45 pm

Nonstop1h 20m

$78

ChicagoBurlington

ORD - BRL

ORDBRL

Chicago O'Hare Intl

Mon 12/29

10:50 am-12:10 pm

Nonstop1h 20m

Burlington

Sat 1/3

4:25 pm-5:45 pm

Nonstop1h 20m

$79

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 60 results
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6

Best time to book a flight from O'Hare Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Illinois

What is the cheapest time of day to fly from ORD to IL?

Find hourly flight availability from O'Hare Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from Chicago O'Hare Intl Airport to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 32% versus a flight at noon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Illinois?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Illinois. Price data was last updated on January 26, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Illinois flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated December 12, 2025.
See what other customers who have flown with Contour, United Airlines, and American Airlines from Chicago O'Hare Intl Airport to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Contour
7.6
Good
43 reviews

Food

6.9

Comfort

7.3

Crew

7.9

Entertainment

6.1

Overall

7.6

Boarding

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Oct 2025

CLT - PAH

The steward on my flight from Charlotte to Paducah was the kindest person I’ve ever met. He made everyone feel comfortable, and even laugh a little. Not to mention his hair was top tier. He deserves a raise. Xoxo
Contour
7.6
Good
43 reviews
Contour
7.6
Good
43 reviews

Food

6.9

Comfort

7.3

Crew

7.9

Entertainment

6.1

Overall

7.6

Boarding

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Oct 2025

CLT - PAH

The steward on my flight from Charlotte to Paducah was the kindest person I’ve ever met. He made everyone feel comfortable, and even laugh a little. Not to mention his hair was top tier. He deserves a raise. Xoxo
United Airlines
7.4
Good
9,094 reviews
Contour
7.6
Good
43 reviews

Food

6.9

Comfort

7.3

Crew

7.9

Entertainment

6.1

Overall

7.6

Boarding

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Oct 2025

CLT - PAH

The steward on my flight from Charlotte to Paducah was the kindest person I’ve ever met. He made everyone feel comfortable, and even laugh a little. Not to mention his hair was top tier. He deserves a raise. Xoxo
American Airlines
7.2
Good
11,049 reviews
Contour
7.6
Good
43 reviews

Food

6.9

Comfort

7.3

Crew

7.9

Entertainment

6.1

Overall

7.6

Boarding

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Oct 2025

CLT - PAH

The steward on my flight from Charlotte to Paducah was the kindest person I’ve ever met. He made everyone feel comfortable, and even laugh a little. Not to mention his hair was top tier. He deserves a raise. Xoxo

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Illinois?

    Departing from Chicago O'Hare Intl Airport to Illinois will take you 1h 09m. The distance from Chicago O'Hare Intl Airport to Illinois is about 156 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Illinois one-way?

    For one-way options, check prices for Contour. According to our data, you can fly for as low as $64. Users have also found prices from $122 and $123 on American Airlines and United Airlines, respectively.

  • What are the most popular routes from Chicago O'Hare Intl Airport to Illinois?

    While some choose either Chicago O'Hare Intl - Decatur Arpt or Chicago O'Hare Intl - Greater Peoria, Chicago O'Hare Intl - Lambert-St Louis is the most popular route from Chicago O'Hare Intl Airport to Illinois.

  • Can I find deals for flights from O'Hare Intl to Illinois that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Illinois.

  • Can I find deals for business class flights from O'Hare Intl to Illinois?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for O'Hare Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from O'Hare Intl to Illinois

Discover the top 2 airlines that operate flights from O'Hare Intl to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$437FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$363Average$451FlexibilityNo cancel feeOn-time71%

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