HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$55+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ORD
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Columbus to Illinois with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 23, 2025.

Round-trip from

$170
(Booking.com)

One-way from

$91
(Frontier)

Popular in

December

Cheapest in

August

Average price

$297
From Columbus to Illinois
Search Deals
One-way flight from Columbus to Illinois
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 February 23, 2025.

This Booking.com deal was found by Cheapflights users on 2/22. 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 3/137:00 pmCMH - STL
1 stop16h 00mFrontier
Sun 3/165:24 pmSTL - CMH
1 stop16h 22mFrontier
Deal found 2/22$170
This FlightHub deal was found by Cheapflights users on 2/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/812:19 pmCMH - STL
1 stop6h 33mMultiple Airlines
Wed 4/94:57 pmSTL - CMH
1 stop24h 21mMultiple Airlines
Deal found 2/21$174
This FlightHub deal was found by Cheapflights users on 2/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:25 pmCMH - STL
1 stop7h 07mSpirit Airlines
Sat 5/177:37 pmSTL - CMH
1 stop14h 53mSpirit Airlines
Deal found 2/22$196
This Southwest deal was found by Cheapflights users on 2/21. 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.
Tue 3/188:35 amCMH - STL
Nonstop1h 30mSouthwest
Tue 3/258:15 amSTL - CMH
Nonstop1h 20mSouthwest
Deal found 2/21$237
This Mytrip deal was found by Cheapflights users on 2/21. 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 3/43:39 pmCMH - ORD
2 stops33h 17mSpirit Airlines
Fri 3/75:55 amORD - CMH
2 stops28h 31mSpirit Airlines
Deal found 2/21$240
This Southwest deal was found by Cheapflights users on 2/22. 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.
Mon 3/247:50 pmCMH - MDW
Nonstop1h 15mSouthwest
Mon 3/318:25 pmMDW - CMH
Nonstop1h 10mSouthwest
Deal found 2/22$243
This American Airlines deal was found by Cheapflights users on 2/23. 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 3/266:00 amCMH - ORD
Nonstop1h 30mAmerican Airlines
Tue 4/16:38 pmORD - CMH
Nonstop1h 26mAmerican Airlines
Deal found 2/23$243
This Delta deal was found by Cheapflights users on 2/22. 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.
Mon 3/107:50 pmCMH - STL
1 stop4h 41mDelta
Tue 3/115:30 pmSTL - CMH
1 stop5h 29mDelta
Deal found 2/22$257
This Delta deal was found by Cheapflights users on 2/23. 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 3/2612:40 pmCMH - MDW
1 stop6h 38mDelta
Tue 4/19:25 amMDW - CMH
1 stop3h 03mDelta
Deal found 2/23$263
This Delta deal was found by Cheapflights users on 2/23. 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 3/266:35 amCMH - ORD
2 stops7h 06mDelta
Tue 4/19:47 amORD - CMH
1 stop4h 36mDelta
Deal found 2/23$268
This United Airlines deal was found by Cheapflights users on 2/22. 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.
Thu 4/107:00 amCMH - ORD
Nonstop1h 32mUnited Airlines
Sun 4/139:12 pmORD - CMH
Nonstop1h 28mUnited Airlines
Deal found 2/22$270
This United Airlines deal was found by Cheapflights users on 2/22. 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.
Thu 4/109:00 amCMH - STL
1 stop6h 42mUnited Airlines
Fri 4/113:40 pmSTL - CMH
1 stop5h 32mUnited Airlines
Deal found 2/22$272

Find flights from Columbus to Illinois within your budget

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 February 23, 2025.

Fly from

Columbus

Fly to

Illinois

Route

Depart

Return

Price

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Thu 3/13

7:00 pm-10:00 am

1 stop16h 00m

Lambert-St Louis

Sun 3/16

5:24 pm-10:46 am

1 stop16h 22m

$170

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 4/8

12:19 pm-5:52 pm

1 stop6h 33m

Lambert-St Louis

Wed 4/9

4:57 pm-6:18 pm

1 stop24h 21m

$174

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 5/13

12:25 pm-6:32 pm

1 stop7h 07m

Lambert-St Louis

Sat 5/17

7:37 pm-11:30 am

1 stop14h 53m

$196

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 3/18

8:35 am-9:05 am

Nonstop1h 30m

Lambert-St Louis

Tue 3/25

8:15 am-10:35 am

Nonstop1h 20m

$237

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Thu 3/13

9:36 pm-6:26 pm

2 stops21h 50m

Chicago O'Hare Intl

Mon 3/17

7:48 am-5:25 pm

3 stops32h 37m

$240

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Wed 3/26

6:00 am-6:30 am

Nonstop1h 30m

Chicago O'Hare Intl

Tue 4/1

6:38 pm-9:04 pm

Nonstop1h 26m

$243

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Mon 3/24

7:50 pm-8:05 pm

Nonstop1h 15m

Chicago Midway

Mon 3/31

8:25 pm-10:35 pm

Nonstop1h 10m

$243

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Mon 3/10

7:50 pm-11:31 pm

1 stop4h 41m

Lambert-St Louis

Tue 3/11

5:30 pm-11:59 pm

1 stop5h 29m

$257

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Tue 4/8

4:28 pm-10:40 am

1 stop19h 12m

Chicago O'Hare Intl

Tue 4/15

9:44 am-10:50 am

1 stop24h 06m

$260

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Wed 3/26

12:40 pm-6:18 pm

1 stop6h 38m

Chicago Midway

Tue 4/1

9:25 am-1:28 pm

1 stop3h 03m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 34 results
1
2
3
4

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.

Travel insights for flights from Columbus to Illinois

Get recent, data-driven insights about flights from Columbus to Illinois including ideal travel times, pricing trends, and more.

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 February 23, 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 February 23, 2025.

The most flights from C01 to USIL are scheduled on a Friday (48 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (34 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 February 23, 2025.
To help decide which airline to fly from Columbus to Illinois, see what other customers have to say about Southwest, Alaska Airlines and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,387 reviews

Overall

8.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,387 reviews
Southwest
8.1
Very good
4,387 reviews

Overall

8.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,387 reviews

Overall

8.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,387 reviews

Overall

8.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,387 reviews

Overall

8.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,387 reviews

Overall

8.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

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

    The cheapest airlines for a one-way flight from Columbus to Illinois are Frontier ($91), Southwest ($122), and United Airlines ($122).

  • 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 Copa Airlines (90%), Iberia (88%) or ANA (88%) 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 $1,069 for a flight from Columbus to Illinois. The cheapest flight overall is $143 while the most popular route, (Columbus - Chicago O'Hare Intl) is currently priced at $110.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Columbus to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Orlando flights
Detroit to Las Vegas flights
Detroit to Fort Lauderdale flights
Detroit to Miami flights
Cleveland to Orlando flights
Detroit to Sky Harbor Intl flights
Detroit to Tampa flights
Detroit to John F Kennedy Intl flights
Cleveland to Fort Lauderdale flights
Detroit to Seattle flights
Cincinnati to Las Vegas flights
Cleveland to Las Vegas flights
Detroit to Los Angeles flights
Detroit to LaGuardia flights
Detroit to Denver flights
Detroit to Newark flights
Detroit to Dallas/Fort Worth flights
Cleveland to Sky Harbor Intl flights
Pittsburgh to Las Vegas flights
Pittsburgh to Fort Lauderdale flights
Cleveland to Denver flights
Cincinnati to Orlando flights
Detroit to Fort Myers flights
Cincinnati to Denver flights
Cleveland to Newark flights
Cincinnati to Sky Harbor Intl flights
Cleveland to John F Kennedy Intl flights
Detroit to Hobby flights
Cleveland to Fort Myers flights
Cincinnati to John F Kennedy Intl flights
Columbus to Newark flights
Pittsburgh to Orlando flights
Cleveland to Tampa flights
Cincinnati to LaGuardia flights
Cincinnati to Dallas/Fort Worth flights
Columbus to John F Kennedy Intl flights
Cincinnati to Hobby flights
Cincinnati to Boston flights
Detroit to George Bush Intcntl flights
Columbus to Las Vegas flights
Detroit to Dulles Intl flights
Detroit to New Orleans flights
Cleveland to Dallas/Fort Worth flights
Detroit to Reagan-National flights
Detroit to Baltimore flights
Detroit to San Diego flights
Cleveland to Seattle flights
Cincinnati to Fort Lauderdale flights
Cincinnati to Tampa flights
Columbus to Orlando flights

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 February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$154Average$370FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$154Average$367FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$159Average$248FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$205Average$315FlexibilityNo cancel feeOn-time63%
DeltaCheapest$246Average$408FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.