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Illinois

$58+ Cheap flights from North Carolina 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ORD
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from North Carolina to Illinois

Cheapest flights from North Carolina to Illinois
Explore the most affordable flight options available from North Carolina to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Frontier deal was found by Cheapflights users on 12/16. 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.
Thu 12/259:27 amCLT - ORD
Nonstop2h 13mFrontier
Thu 1/15:25 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/16$78
This Frontier deal was found by Cheapflights users on 12/14. 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.
Tue 12/3010:52 amCLT - ORD
Nonstop2h 13mFrontier
Thu 1/15:25 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/14$114
This Frontier deal was found by Cheapflights users on 12/15. 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 12/312:39 pmCLT - ORD
1 stop6h 27mFrontier
Fri 1/25:45 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/15$122
This Frontier deal was found by Cheapflights users on 12/16. 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.
Tue 12/3010:52 amCLT - ORD
Nonstop2h 13mFrontier
Sun 1/45:05 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/16$125
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:47 amCLT - ORD
Nonstop2h 13mFrontier
Thu 1/15:25 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/15$127
This Frontier deal was found by Cheapflights users on 12/14. 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.
Thu 12/259:27 amCLT - ORD
Nonstop2h 13mFrontier
Fri 12/265:45 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/14$128
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:05 pmRDU - ORD
1 stop10h 19mFrontier
Tue 1/65:29 pmORD - RDU
1 stop22h 23mFrontier
Deal found 12/14$150
This Super.com deal was found by Cheapflights users on 12/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:47 amCLT - ORD
Nonstop2h 13mFrontier
Sun 1/45:05 amORD - CLT
Nonstop2h 07mFrontier
Deal found 12/14$151
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:52 amCLT - ORD
Nonstop2h 13mMultiple Airlines
Tue 1/67:30 amORD - CLT
1 stop12h 03mMultiple Airlines
Deal found 12/15$156
This Frontier deal was found by Cheapflights users on 12/14. 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 12/311:05 pmRDU - ORD
1 stop10h 19mFrontier
Mon 1/512:39 pmORD - RDU
1 stop10h 34mFrontier
Deal found 12/14$163
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:51 pmCLT - MDW
1 stop6h 31mDelta
Thu 12/259:29 amMDW - CLT
1 stop5h 32mDelta
Deal found 12/14$177
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Wed 12/246:31 amRDU - ORD
Nonstop2h 29mUnited Airlines
Thu 12/257:30 amORD - RDU
Nonstop2h 02mUnited Airlines
Deal found 12/14$177

Find flight deals from North Carolina to Illinois

Keep the following information in mind while searching for North Carolina to Illinois flight deals. Data was last updated December 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$77
(Super.com)

One-way from

$58
(Mytrip)

Popular in

March

Cheapest in

August

Average price

$257

Good round-trip deal

$264 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Raleigh-Durham-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Chicago (CHI) flights.
Search Deals
From North Carolina to Illinois
Search Deals
One-way flight from North Carolina to Illinois
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from North Carolina to Illinois.
Search Deals
Price to beat on a one-way flight from North Carolina to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from North Carolina 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 16, 2025.
Use the filters below to find and compare flights from North Carolina to Illinois that are best for you.

Fly from

North Carolina

Fly to

Illinois

Route

Depart

Return

Price

CharlotteChicago

CLT - MDW

CLTMDW

Charlotte Douglas

Tue 1/13

5:50 pm-6:55 pm

Nonstop2h 05m

Chicago Midway

Tue 1/20

1:30 pm-4:20 pm

Nonstop1h 50m

$139

CharlotteChicago

CLT - ORD

CLTORD

Charlotte Douglas

Sun 1/18

10:44 am-12:12 pm

Nonstop2h 28m

Chicago O'Hare Intl

Sun 1/18

6:15 pm-9:37 pm

Nonstop2h 22m

$139

CharlotteChicago

CLT - MDW

CLTMDW

Charlotte Douglas

Sat 1/17

1:05 pm-5:20 pm

1 stop5h 15m

Chicago Midway

Sun 1/18

1:30 pm-4:20 pm

Nonstop1h 50m

$149

CharlotteChicago

CLT - ORD

CLTORD

Charlotte Douglas

Sat 1/10

6:10 am-7:43 am

Nonstop2h 33m

Chicago O'Hare Intl

Sat 1/17

7:17 am-10:33 am

Nonstop2h 16m

$149

RaleighSt. Louis

RDU - STL

RDUSTL

Raleigh-Durham

Thu 1/15

2:48 pm-10:34 pm

1 stop8h 46m

Lambert-St Louis

Mon 1/19

8:32 pm-11:51 pm

1 stop26h 19m

$154

CharlotteChicago

CLT - ORD

CLTORD

Charlotte Douglas

Tue 1/13

6:00 am-6:25 pm

2 stops13h 25m

Chicago O'Hare Intl

Tue 1/20

5:32 pm-12:40 am

1 stop6h 08m

$158

CharlotteChicago

CLT - MDW

CLTMDW

Charlotte Douglas

Thu 1/15

6:20 pm-7:25 pm

Nonstop2h 05m

Chicago Midway

Sun 1/18

1:30 pm-4:20 pm

Nonstop1h 50m

$158

CharlotteChicago

CLT - ORD

CLTORD

Charlotte Douglas

Tue 1/27

6:10 am-7:43 am

Nonstop2h 33m

Chicago O'Hare Intl

Sun 2/8

6:15 pm-9:37 pm

Nonstop2h 22m

$158

CharlotteChicago

CLT - MDW

CLTMDW

Charlotte Douglas

Fri 1/16

5:50 am-6:55 am

Nonstop2h 05m

Chicago Midway

Sun 1/18

1:30 pm-4:20 pm

Nonstop1h 50m

$158

CharlotteChicago

CLT - ORD

CLTORD

Charlotte Douglas

Thu 1/29

6:10 am-7:43 am

Nonstop2h 33m

Chicago O'Hare Intl

Sat 1/31

2:18 pm-5:24 pm

Nonstop2h 06m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results
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Best time to book a flight from North Carolina to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from North Carolina 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 North Carolina to Illinois

What is the cheapest month to book a flight from North Carolina to Illinois?

Currently, January is the cheapest month in which you can book a flight from North Carolina to Illinois (average of $58). Flying from North Carolina to Illinois in April is currently the most expensive (average of $125). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from North Carolina 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 16, 2025.

One of the essential ways to save on airfare from North Carolina to Illinois is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 10% on airfare.

What is the cheapest day to fly from North Carolina to Illinois?

Use this chart to determine the cheapest time to fly round-trip from North Carolina to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their North Carolina to Illinois flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Tuesday 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 16, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from North Carolina to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,250 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,092 reviews
Southwest
7.9
Good
4,250 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,049 reviews
Southwest
7.9
Good
4,250 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,082 reviews
Southwest
7.9
Good
4,250 reviews

Crew

8.6

Entertainment

7.5

Comfort

8.0

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from North Carolina 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 North Carolina to Illinois?

    Southwest, United Airlines, and Frontier can get you from North Carolina to Illinois in just under 2h 05m. Your travel time can differ by up to 6h 41m. The distance between North Carolina and Illinois is about 583 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from North Carolina to Illinois one-way?

    The cheapest airlines for a one-way flight from North Carolina to Illinois are Spirit Airlines ($31), Frontier ($36), and Allegiant Air ($48).

  • Can I find deals for flights from North Carolina to Illinois that include hotel bookings?

    Yes. In addition to deals on North Carolina to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from North Carolina to Illinois?

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

  • Can I find deals for business class flights from North Carolina to Illinois?

    Yes. Cheapflights offers flight deals from North Carolina 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.

  • What is the cheapest month to book a flight from North Carolina to Illinois?

    Currently, January is the cheapest month in which you can book a flight from North Carolina to Illinois (average of $58). Flying from North Carolina to Illinois in April is currently the most expensive (average of $125). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for North Carolina to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from North Carolina to Illinois

Discover the top 7 airlines that operate flights from North Carolina 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$55Average$181FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$58Average$84FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$81Average$194FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$289FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$143Average$332FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$143Average$382FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$163Average$301FlexibilityNo cancel feeOn-time63%

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