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$79+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ORD
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
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 April 3, 2025.

Round-trip from

$191
(Mytrip)

One-way from

$79
(Frontier)

Popular in

December

Cheapest in

August

Average price

$282

Good round-trip deal

$324 or less

Good one-way deal

$208 or less
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. 4% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Columbus to Illinois.
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Price to beat on a one-way flight from Columbus to Illinois.
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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 April 3, 2025.

This Mytrip deal was found by Cheapflights users on 4/2. 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.
Wed 4/1611:50 amCMH - STL
1 stop12h 56mFrontier
Thu 4/174:57 pmSTL - CMH
1 stop16h 51mFrontier
Deal found 4/2$191
This American Airlines deal was found by Cheapflights users on 4/2. 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 5/77:08 amCMH - STL
1 stop3h 41mAmerican Airlines
Thu 5/155:00 amSTL - CMH
1 stop3h 44mAmerican Airlines
Deal found 4/2$219
This Mytrip deal was found by Cheapflights users on 4/2. 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 5/98:11 pmCMH - STL
1 stop14h 04mSpirit Airlines
Sun 5/1110:10 amSTL - CMH
1 stop21h 40mSpirit Airlines
Deal found 4/2$220
This Delta deal was found by Cheapflights users on 4/2. 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.
Tue 5/62:04 pmCMH - STL
1 stop4h 58mDelta
Tue 5/135:40 pmSTL - CMH
1 stop5h 28mDelta
Deal found 4/2$221
This United Airlines deal was found by Cheapflights users on 4/2. 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 5/1411:00 amCMH - STL
1 stop4h 47mUnited Airlines
Fri 5/165:29 pmSTL - CMH
1 stop5h 14mUnited Airlines
Deal found 4/2$231
This Southwest deal was found by Cheapflights users on 4/2. 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 5/79:00 amCMH - STL
Nonstop1h 30mSouthwest
Thu 5/153:45 pmSTL - CMH
1 stop4h 35mSouthwest
Deal found 4/2$234
This Delta deal was found by Cheapflights users on 4/2. 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 4/308:25 amCMH - MDW
1 stop4h 38mDelta
Wed 5/79:16 amMDW - CMH
1 stop3h 14mDelta
Deal found 4/2$237
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 5/2410:20 amCMH - ORD
Nonstop1h 32mAmerican Airlines
Sun 5/2512:08 pmORD - CMH
1 stop4h 09mAmerican Airlines
Deal found 4/2$237
This Mytrip deal was found by Cheapflights users on 4/2. 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.
Mon 4/76:30 pmCMH - ORD
1 stop16h 29mSpirit Airlines
Mon 4/145:07 pmORD - CMH
1 stop16h 39mSpirit Airlines
Deal found 4/2$238
This Southwest deal was found by Cheapflights users on 4/2. 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 5/77:20 amCMH - MDW
Nonstop1h 15mSouthwest
Thu 5/85:45 amMDW - CMH
1 stop4h 15mSouthwest
Deal found 4/2$240
This United Airlines deal was found by Cheapflights users on 4/2. 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 5/17:00 amCMH - ORD
Nonstop1h 32mUnited Airlines
Thu 5/810:55 amORD - CMH
Nonstop1h 27mUnited Airlines
Deal found 4/2$243
This Delta deal was found by Cheapflights users on 4/2. 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.
Thu 5/297:57 pmCMH - ORD
1 stop5h 01mDelta
Tue 6/31:45 pmORD - CMH
2 stops9h 23mDelta
Deal found 4/2$255

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 April 3, 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

Wed 4/16

11:50 am-11:46 pm

1 stop12h 56m

Lambert-St Louis

Thu 4/17

4:57 pm-10:48 am

1 stop16h 51m

$191

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 5/7

7:08 am-9:49 am

1 stop3h 41m

Lambert-St Louis

Thu 5/15

5:00 am-9:44 am

1 stop3h 44m

$219

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Fri 5/9

8:11 pm-9:15 am

1 stop14h 04m

Lambert-St Louis

Sun 5/11

10:10 am-8:50 am

1 stop21h 40m

$220

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 5/6

2:04 pm-6:02 pm

1 stop4h 58m

Lambert-St Louis

Tue 5/13

5:40 pm-12:08 am

1 stop5h 28m

$221

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 5/14

11:00 am-2:47 pm

1 stop4h 47m

Lambert-St Louis

Fri 5/16

5:29 pm-11:43 pm

1 stop5h 14m

$231

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Wed 5/7

9:00 am-9:30 am

Nonstop1h 30m

Lambert-St Louis

Thu 5/15

3:45 pm-9:20 pm

1 stop4h 35m

$234

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Wed 4/30

8:25 am-12:03 pm

1 stop4h 38m

Chicago Midway

Wed 5/7

9:16 am-1:30 pm

1 stop3h 14m

$237

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Sat 5/24

10:20 am-10:52 am

Nonstop1h 32m

Chicago O'Hare Intl

Sun 5/25

12:08 pm-5:17 pm

1 stop4h 09m

$237

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Wed 5/14

9:55 am-11:04 pm

1 stop14h 09m

Chicago O'Hare Intl

Sun 5/18

9:55 am-8:50 am

1 stop21h 55m

$238

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Wed 5/7

7:20 am-7:35 am

Nonstop1h 15m

Chicago Midway

Thu 5/8

5:45 am-11:00 am

1 stop4h 15m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 36 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 $245). Flying from Columbus Airport 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 April 3, 2025.

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

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 April 3, 2025.

The most flights from CMH to USIL are scheduled on a Wednesday (56 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 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 April 3, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Columbus to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Entertainment

7.6

Food

7.1

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,274 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Entertainment

7.6

Food

7.1

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Entertainment

7.6

Food

7.1

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,616 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Entertainment

7.6

Food

7.1

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Entertainment

7.6

Food

7.1

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
349 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Entertainment

7.6

Food

7.1

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 Airport to Illinois one-way?

    The cheapest airlines for a one-way flight from Columbus Airport to Illinois are Frontier ($79), Spirit Airlines ($92), and Delta ($101).

  • 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: Air Wisconsin (94%), SkyWest Airlines (90%), Copa Airlines( 89%).

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

    While on average a flight from Columbus Airport to Illinois is generally $1,676, our data shows the cheapest flight currently is $123. When looking at the most popular route, (Columbus - Chicago O'Hare Intl), you can expect to pay $166 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 $245). Flying from Columbus Airport 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.

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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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$162Average$310FlexibilityNo cancel feeOn-time69%
Spirit AirlinesCheapest$163Average$248FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$173Average$300FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$205Average$316FlexibilityNo cancel feeOn-time63%
DeltaCheapest$246Average$408FlexibilityNo cancel feeOn-timeN/A

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