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Illinois

$61+ Cheap flights from Columbus 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ORD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$152
(Frontier)

One-way from

$61
(United Airlines)

Popular in

November

Cheapest in

August

Average price

$305
From Columbus to Illinois
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One-way flight from Columbus to Illinois
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Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This Frontier deal was found by Cheapflights users on 9/15. 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.
Fri 10/36:40 pmCMH - MDW
1 stop6h 01mFrontier
Mon 10/66:20 amMDW - CMH
1 stop10h 25mFrontier
Deal found 9/15$152
This Frontier deal was found by Cheapflights users on 9/15. 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.
Fri 10/36:40 pmCMH - ORD
1 stop5h 59mFrontier
Mon 10/610:42 amORD - CMH
1 stop6h 03mFrontier
Deal found 9/15$153
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:04 pmCMH - ORD
1 stop6h 29mFrontier
Sun 10/128:14 amORD - CMH
1 stop6h 11mFrontier
Deal found 9/17$155
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:02 amCMH - STL
1 stop5h 47mUnited Airlines
Wed 10/225:00 amSTL - CMH
1 stop3h 58mUnited Airlines
Deal found 9/15$155
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:04 pmCMH - ORD
1 stop6h 29mFrontier
Sun 10/266:50 amORD - CMH
1 stop10h 23mFrontier
Deal found 9/15$157
This Frontier deal was found by Cheapflights users on 9/15. 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.
Fri 10/247:04 pmCMH - ORD
1 stop6h 55mFrontier
Sun 10/266:50 amORD - CMH
1 stop10h 23mFrontier
Deal found 9/15$158
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:45 amCMH - STL
1 stop6h 29mAmerican Airlines
Sat 11/85:00 amSTL - CMH
1 stop4h 23mAmerican Airlines
Deal found 9/15$159
This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:30 pmCMH - ORD
1 stop8h 41mFrontier
Sun 11/165:01 amORD - CMH
1 stop13h 46mFrontier
Deal found 9/16$162
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:48 pmCMH - ORD
1 stop5h 51mFrontier
Mon 11/35:05 amORD - CMH
1 stop9h 40mFrontier
Deal found 9/17$163
This Booking.com deal was found by Cheapflights users on 9/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/152:38 pmCMH - MDW
1 stop19h 34mFrontier
Sun 11/161:37 pmMDW - CMH
1 stop5h 10mFrontier
Deal found 9/17$164
This Frontier deal was found by Cheapflights users on 9/16. 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 10/167:04 pmCMH - MDW
1 stop6h 32mFrontier
Fri 10/176:20 amMDW - CMH
1 stop4h 45mFrontier
Deal found 9/16$167
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:04 pmCMH - ORD
1 stop15h 32mFrontier
Sun 10/266:50 amORD - CMH
1 stop10h 23mFrontier
Deal found 9/16$170

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 September 17, 2025.
Use the filters below to find and compare flights from Columbus to Illinois that are best for you.

Fly from

Columbus

Fly to

Illinois

Route

Depart

Return

Price

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 10/15

6:02 am-10:49 am

1 stop5h 47m

Lambert-St Louis

Wed 10/22

5:00 am-9:58 am

1 stop3h 58m

$155

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 10/15

8:55 am-9:25 am

Nonstop1h 30m

Lambert-St Louis

Wed 10/22

6:45 pm-9:05 pm

Nonstop1h 20m

$217

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 10/29

8:55 am-9:25 am

Nonstop1h 30m

Lambert-St Louis

Wed 10/29

2:50 pm-10:45 pm

1 stop6h 55m

$227

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Tue 10/14

7:38 pm-8:20 pm

Nonstop1h 42m

Chicago O'Hare Intl

Sat 10/18

9:10 pm-11:44 pm

Nonstop1h 34m

$231

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Tue 10/7

6:50 pm-7:05 pm

Nonstop1h 15m

Chicago Midway

Wed 10/8

8:35 pm-10:45 pm

Nonstop1h 10m

$231

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Sat 11/8

7:00 am-7:27 am

Nonstop1h 27m

Chicago O'Hare Intl

Tue 11/11

2:28 pm-5:02 pm

Nonstop1h 34m

$231

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 11/4

6:55 pm-7:25 pm

Nonstop1h 30m

Lambert-St Louis

Sat 11/8

8:45 am-11:05 am

Nonstop1h 20m

$232

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 12/3

10:50 am-11:01 am

1 stop25h 11m

Lambert-St Louis

Sun 12/7

9:50 pm-3:25 pm

1 stop16h 35m

$236

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 10/29

7:05 am-10:26 am

1 stop4h 21m

Lambert-St Louis

Wed 10/29

5:15 pm-10:46 pm

1 stop4h 31m

$237

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Thu 10/9

2:17 pm-2:50 pm

Nonstop1h 33m

Chicago O'Hare Intl

Sat 11/8

12:55 pm-3:22 pm

Nonstop1h 27m

$242

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 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 to Illinois

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

Currently, August is the cheapest month in which you can book a flight from Columbus to Illinois (average of $245). Flying from Columbus to Illinois in March is currently the most expensive (average of $321). 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 September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Columbus to Illinois as you normally would.

Weekly flight availability from Columbus 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 September 17, 2025.

The most flights from C01 to USIL are scheduled on a Monday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (36 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 September 17, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Columbus 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.
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

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
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

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
8,023 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

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
3,173 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

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 to Illinois?

    There are many flights that can get you from Columbus to Illinois in 1h 30m. Fly via United Airlines, Southwest, or American Airlines to get the fastest option. The distance between Columbus and Illinois is about 409 mi. This flight may include one or multiple stops.

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

    When deciding which route to take from Columbus to Illinois consider Columbus - Chicago O'Hare Intl, Columbus - Chicago Midway or Columbus - Lambert-St Louis as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Columbus to Illinois consider choosing Cathay Pacific (93%), Copa Airlines (93%) or Republic Airways (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Columbus to Illinois?

    On average you can expect to pay $1,200 for a flight from Columbus to Illinois. The cheapest flight overall is $123 while the most popular route, (Columbus - Chicago O'Hare Intl) is currently priced at $178.

  • 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 to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Columbus to Illinois (average of $245). Flying from Columbus to Illinois in March is currently the most expensive (average of $321). 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 Columbus to Illinois

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Top 4 airlines flying from Columbus to Illinois

Discover the top 4 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$90Average$294FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$155Average$298FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$163Average$308FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$179Average$317FlexibilityNo cancel feeOn-time69%

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