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$54+ Cheap flights from Columbus (CMH) 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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ORD
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Find flight deals from Columbus to Illinois

Cheapest flights from Columbus to Illinois
Explore the most affordable flight options available from Columbus to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:55 pmCMH - MDW
Nonstop1h 15mSouthwest
Thu 11/272:00 pmMDW - CMH
Nonstop1h 10mSouthwest
Deal found 11/17$235
This American Airlines deal was found by Cheapflights users on 11/17. 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 11/262:34 pmCMH - ORD
Nonstop1h 38mAmerican Airlines
Thu 11/273:15 pmORD - CMH
Nonstop1h 25mAmerican Airlines
Deal found 11/17$235
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Thu 11/205:02 pmCMH - ORD
Nonstop1h 43mAmerican Airlines
Mon 11/2411:39 amORD - CMH
Nonstop1h 25mAmerican Airlines
Deal found 11/17$236
This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:45 amCMH - MDW
Nonstop1h 20mSouthwest
Sun 11/239:10 pmMDW - CMH
Nonstop1h 15mSouthwest
Deal found 11/17$239
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Fri 11/212:34 pmCMH - ORD
Nonstop1h 38mAmerican Airlines
Sun 11/2311:39 amORD - CMH
Nonstop1h 25mAmerican Airlines
Deal found 11/17$239
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/219:13 pmCMH - ORD
1 stop12h 34mMultiple Airlines
Wed 12/246:05 amORD - CMH
2 stops34h 28mMultiple Airlines
Deal found 11/16$240
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Tue 12/96:03 amCMH - ORD
1 stop8h 05mAmerican Airlines
Tue 12/92:57 pmORD - CMH
Nonstop1h 33mAmerican Airlines
Deal found 11/17$241
This Kiwi.com deal was found by Cheapflights users on 11/17. 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 12/512:56 pmCMH - MDW
1 stop10h 16mMultiple Airlines
Mon 12/88:42 pmMDW - CMH
2 stops21h 56mMultiple Airlines
Deal found 11/17$243
This Southwest deal was found by Cheapflights users on 11/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:25 amCMH - MDW
1 stop4h 30mSouthwest
Mon 11/245:00 pmMDW - CMH
Nonstop1h 10mSouthwest
Deal found 11/16$245
This American Airlines deal was found by Cheapflights users on 11/17. 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 11/262:34 pmCMH - ORD
Nonstop1h 38mAmerican Airlines
Tue 12/25:40 pmORD - CMH
1 stop4h 32mAmerican Airlines
Deal found 11/17$245
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:00 amCMH - ORD
1 stop30h 08mSpirit Airlines
Thu 12/44:38 pmORD - CMH
1 stop16h 41mSpirit Airlines
Deal found 11/16$246
This Kiwi.com deal was found by Cheapflights users on 11/17. 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 12/175:45 amCMH - ORD
1 stop17h 26mMultiple Airlines
Wed 12/2412:39 pmORD - CMH
2 stops27h 54mMultiple Airlines
Deal found 11/17$248

Cheap flight deals from Columbus to Illinois

Keep the following information in mind while searching for Columbus to Illinois flight deals. Data was last updated November 17, 2025.

Round-trip from

$156
(Kiwi.com)

One-way from

$54
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$364

Good round-trip deal

$336 or less

Good one-way deal

$200 or less
From Columbus to Illinois
Search Deals
One-way flight from Columbus to Illinois
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Highest demand for flights based on searches. 13% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Columbus to Illinois.
Search Deals
Price to beat on a one-way flight from Columbus to Illinois.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbus 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 November 17, 2025.
Use the filters below to find and compare flights from Columbus Airport to Illinois that are best for you.

Fly from

Columbus

Fly to

Illinois

Route

Depart

Return

Price

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 1/27

5:33 am-11:33 pm

1 stop19h 00m

Lambert-St Louis

Sat 1/31

8:22 pm-10:47 am

1 stop13h 25m

$191

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Fri 11/21

6:15 am-6:40 am

Nonstop1h 25m

Chicago Midway

Sun 11/23

9:10 pm-11:25 pm

Nonstop1h 15m

$239

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Sat 11/22

2:50 pm-3:05 pm

Nonstop1h 15m

Chicago Midway

Sun 11/23

11:40 am-1:50 pm

Nonstop1h 10m

$239

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Sat 11/22

2:50 pm-3:05 pm

Nonstop1h 15m

Chicago Midway

Sat 11/22

5:35 pm-11:50 pm

1 stop5h 15m

$249

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Tue 12/9

12:33 pm-4:34 pm

1 stop5h 01m

Chicago Midway

Sat 12/13

11:05 am-5:31 pm

1 stop5h 26m

$251

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Sat 2/14

6:00 am-10:15 am

1 stop5h 15m

Chicago Midway

Sun 2/15

9:34 am-1:31 pm

1 stop2h 57m

$251

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Fri 12/5

12:56 pm-10:24 pm

1 stop10h 28m

Chicago O'Hare Intl

Sun 12/7

7:41 pm-11:41 am

2 stops15h 00m

$251

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Tue 12/2

6:00 am-9:54 am

1 stop4h 54m

Chicago Midway

Wed 12/3

12:50 pm-8:54 pm

1 stop7h 04m

$251

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Sat 2/14

10:20 am-1:21 pm

1 stop4h 01m

Chicago O'Hare Intl

Sun 2/15

6:30 am-1:31 pm

1 stop6h 01m

$251

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Sat 12/13

4:00 pm-8:35 pm

1 stop5h 35m

Chicago O'Hare Intl

Tue 12/16

6:00 pm-12:02 am

1 stop5h 02m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

Showing 1-10 of 55 results
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Best time to book a flight from Columbus to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Columbus 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 Columbus Airport to Illinois

What is the cheapest month to book a flight from Columbus Airport to Illinois?

Currently, August is the cheapest month in which you can book a flight from Columbus Airport to Illinois (average of $106). Flying from Columbus Airport to Illinois in March is currently the most expensive (average of $247). 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 CMH to IL?

Find hourly flight availability from Columbus 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 November 17, 2025.

It’s typically best to fly out from Columbus Airport to Illinois in the morning. Doing so could potentially save you 31% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Columbus Airport to Illinois?

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

Travelers seeking maximum savings on their Columbus Airport to Illinois flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Columbus Airport to Illinois

Explore weekly flight availability from Columbus to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 17, 2025.

The most flights from CMH to USIL are scheduled on a Monday (55 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (23 on average).

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 November 17, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Columbus Airport to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,015 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,048 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,146 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,103 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Columbus 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 Columbus Airport to Illinois?

    Departing from Columbus Airport to Illinois will take you 1h 25m. Columbus Airport and Illinois are separated by a distance of 282 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Columbus Airport to Illinois one-way?

    The cheapest airlines for a one-way flight from Columbus Airport to Illinois are Frontier ($54), Spirit Airlines ($100), and Southwest ($116).

  • What are the most popular routes from Columbus Airport to Illinois?

    The most popular route from Columbus Airport to Illinois is Columbus - Chicago O'Hare Intl. You may also consider Columbus - Chicago Midway or Columbus - Lambert-St Louis.

  • What are the most reliable airlines from Columbus Airport to Illinois?

    Before booking your flight to Illinois from Columbus Airport, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), GoJet (100%), Copa Airlines( 86%).

  • What are the cheapest flights from Columbus Airport to Illinois?

    While on average a flight from Columbus Airport to Illinois is generally $1,160, our data shows the cheapest flight currently is $134. When looking at the most popular route, (Columbus - Chicago O'Hare Intl), you can expect to pay $130 for that flight.

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

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

  • How can I find direct flights from Columbus to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Columbus 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 Columbus Airport to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Columbus Airport to Illinois (average of $106). Flying from Columbus Airport to Illinois in March is currently the most expensive (average of $247). 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.

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Alternative routes for Columbus to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Columbus to Illinois

Discover the top 5 airlines that operate flights from Columbus 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 November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$90Average$294FlexibilityNo cancel feeOn-time65%
FrontierCheapest$143Average$215FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$155Average$313FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$162Average$303FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$186Average$333FlexibilityNo cancel feeOn-time69%

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