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Cheap flights from Columbus Airport to Illinois from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Columbus Airport to Illinois departing on 5/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Columbus Airport to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:07 pm - 10:36 am
CMH
-
ORD
22h 29m
1 stop
Multiple Airlines Logo
1:39 pm - 9:41 am
ORD
-
CMH
19h 02m
2 stops
$166Multiple Airlines
Tue, Mar 31 - Tue, Apr 7
Frontier Logo
1:07 pm - 6:36 pm
CMH
-
ORD
6h 29m
1 stop
Frontier Logo
5:01 am - 1:56 pm
ORD
-
CMH
7h 55m
1 stop
$167Frontier
Tue, Mar 17 - Thu, Mar 19
Southwest Logo
8:00 pm - 8:15 pm
CMH
-
MDW
1h 15mnonstop
Southwest Logo
4:45 pm - 9:05 pm
MDW
-
CMH
3h 20m
1 stop
$168Southwest
Mon, Mar 23 - Wed, Mar 25
Southwest Logo
8:00 pm - 8:15 pm
CMH
-
MDW
1h 15mnonstop
Southwest Logo
8:15 am - 5:25 pm
MDW
-
CMH
8h 10m
2 stops
$173Southwest
Mon, Mar 23 - Wed, Mar 25
Delta Logo
8:10 am - 12:29 pm
CMH
-
MDW
5h 19m
1 stop
Delta Logo
6:34 pm - 11:59 pm
MDW
-
CMH
4h 25m
1 stop
$177Delta
Tue, Mar 31 - Wed, Apr 1
Delta Logo
11:10 am - 4:49 pm
CMH
-
ORD
6h 39m
1 stop
Delta Logo
7:10 am - 1:28 pm
ORD
-
CMH
5h 18m
1 stop
$177Delta
Tue, Mar 31 - Tue, Apr 7
United Airlines Logo
4:10 pm - 9:08 pm
CMH
-
STL
5h 58m
1 stop
United Airlines Logo
9:10 am - 3:27 pm
STL
-
CMH
5h 17m
1 stop
$217United Airlines
Tue, Mar 31 - Tue, Apr 7
United Airlines Logo
5:45 am - 8:54 am
CMH
-
CMI
4h 09m
1 stop
United Airlines Logo
1:32 pm - 6:57 pm
CMI
-
CMH
4h 25m
1 stop
$288United Airlines
Sat, Aug 29 - Wed, Sep 2
American Airlines Logo
7:00 am - 9:22 am
CMH
-
CMI
27h 22m
1 stop
American Airlines Logo
9:53 am - 5:12 pm
CMI
-
CMH
6h 19m
1 stop
$418American Airlines
Tue, Mar 31 - Sat, Apr 4
American Airlines Logo
7:33 pm - 3:17 pm
CMH
-
CMI
20h 44m
1 stop
American Airlines Logo
9:53 am - 9:19 pm
CMI
-
CMH
10h 26m
2 stops
$436American Airlines
Tue, Mar 31 - Sat, Apr 4

Frontier flights from Columbus Airport to Illinois

Our best Frontier deals on Columbus Airport to Illinois flight tickets
Frontier
Mar 17
CMH1:07 pmColumbus
6h 29m
1 stop
ORD6:36 pmChicago O'Hare Intl
Mar 19
ORD5:01 amChicago O'Hare Intl
7h 55m
1 stop
CMH1:56 pmColumbus
$167
Frontier
Mar 22
CMH2:51 pmColumbus
21h 01m
1 stop
ORD10:52 amChicago O'Hare Intl
Mar 26
ORD5:01 amChicago O'Hare Intl
7h 55m
1 stop
CMH1:56 pmColumbus
$174
Frontier
Apr 12
CMH8:03 pmColumbus
15h 51m
1 stop
ORD10:54 amChicago O'Hare Intl
Apr 16
ORD5:50 amChicago O'Hare Intl
8h 02m
1 stop
CMH2:52 pmColumbus
$176

Southwest flights from Columbus Airport to Illinois

Our best Southwest deals on Columbus Airport to Illinois flight tickets
Southwest
Mar 23
CMH8:00 pmColumbus
1h 15m
MDW8:15 pmChicago Midway
Mar 25
MDW4:45 pmChicago Midway
3h 20m
1 stop
CMH9:05 pmColumbus
$168
Southwest
Mar 23
CMH8:00 pmColumbus
1h 15m
MDW8:15 pmChicago Midway
Mar 25
MDW8:15 amChicago Midway
8h 10m
2 stops
CMH5:25 pmColumbus
$173
Southwest
Mar 23
CMH2:35 pmColumbus
7h 10m
1 stop
MDW8:45 pmChicago Midway
Mar 25
MDW8:15 amChicago Midway
8h 10m
2 stops
CMH5:25 pmColumbus
$183

momondo Fare Finder

 
Customize your flight search to find flights from Columbus Airport 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, momondo users made 832,500 searches. Data last updated March 4, 2026.
Use the filters below to find and compare flights from Columbus Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Tue 3/31

1:07 pm-10:36 am

1 stop22h 29m

Chicago O'Hare Intl

Tue 4/7

1:39 pm-9:41 am

2 stops19h 02m

$166

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Tue 3/17

1:07 pm-6:36 pm

1 stop6h 29m

Chicago O'Hare Intl

Thu 3/19

5:01 am-1:56 pm

1 stop7h 55m

$167

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Mon 3/23

8:00 pm-8:15 pm

Nonstop1h 15m

Chicago Midway

Wed 3/25

4:45 pm-9:05 pm

1 stop3h 20m

$168

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Mon 3/23

8:00 pm-8:15 pm

Nonstop1h 15m

Chicago Midway

Wed 3/25

8:15 am-5:25 pm

2 stops8h 10m

$173

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Tue 3/31

8:10 am-12:29 pm

1 stop5h 19m

Chicago Midway

Wed 4/1

6:34 pm-11:59 pm

1 stop4h 25m

$177

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Tue 3/31

11:10 am-4:49 pm

1 stop6h 39m

Chicago O'Hare Intl

Tue 4/7

7:10 am-1:28 pm

1 stop5h 18m

$177

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 3/31

4:10 pm-9:08 pm

1 stop5h 58m

Lambert-St Louis

Tue 4/7

9:10 am-3:27 pm

1 stop5h 17m

$217

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Sat 8/29

5:45 am-8:54 am

1 stop4h 09m

Champaign University-Willard

Wed 9/2

1:32 pm-6:57 pm

1 stop4h 25m

$288

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Tue 3/31

7:00 am-9:22 am

1 stop27h 22m

Champaign University-Willard

Sat 4/4

9:53 am-5:12 pm

1 stop6h 19m

$418

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Tue 3/31

7:33 pm-3:17 pm

1 stop20h 44m

Champaign University-Willard

Sat 4/4

9:53 am-9:19 pm

2 stops10h 26m

$436

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Columbus Airport to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Columbus Airport is in August. Flight prices, which tend to average around $214, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $218.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Columbus Airport to Illinois is on a Thursday when prices can be found for as low as $482. Flights from Columbus Airport to Illinois on a Monday will generally be more expensive and average around $733. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Columbus Airport to Illinois during this time can be as low as $482. Flights in the afternoon are often more expensive with an average ticket price of $906.

What is the cheapest Columbus to Illinois flight route?

Fly from Columbus to Chicago O'Hare Intl for the best Columbus - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Columbus Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $315 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Columbus Airport for as low as $235 on momondo.

What cabin class options are available on Columbus to Illinois flights?

There are 4 cabin classes available to choose from on Columbus to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Columbus Airport to Illinois flights?

No. A direct flight is the cheapest option for a flight between Columbus Airport to Illinois.

Cheap Columbus Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Columbus Airport to Illinois

Best Price Found

$174

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Columbus Airport in the past 72 hours is $174. The best round-trip flight deal from Columbus Airport to Illinois found on momondo in the last 72 hours is $336.
The fastest flight from Columbus Airport to Illinois takes 1h 10m
Direct flights go from Columbus Airport to Illinois every day.
There are 98 airports in Illinois. From Columbus Airport there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from Columbus Airport to Illinois?

    Prices for flights from Columbus Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from Columbus Airport to Illinois?

  • How old do you have to be to fly from Columbus Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Columbus Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Columbus Airport to Illinois?

Best airlines flying from Columbus Airport to Illinois

Compare and see reviews for airlines that fly from Columbus Airport to Illinois with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $141Free CancellationRating
7.4
9,382 reviews
Search United Airlines flights
FrontierPriceFrom $143Free CancellationRating
5.7
3,041 reviews
Search Frontier flights
SouthwestPriceFrom $155Free CancellationRating
8.0
4,304 reviews
Search Southwest flights
American AirlinesPriceFrom $155Free CancellationRating
7.1
11,379 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Columbus to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Columbus to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Columbus to Illinois with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Illinois from Columbus with this policy.

How can momondo help me find flights from Columbus to Illinois?

momondo helps you find the best flight between Columbus and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Columbus to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Columbus to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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