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Cheap flights from Columbus Airport to Illinois from $63

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 6/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
Frontier Logo
6:05 pm - 8:55 am
CMH
-
STL
15h 50m
1 stop
Frontier Logo
5:27 pm - 5:10 pm
STL
-
CMH
22h 43m
1 stop
$140Frontier
Thu, May 14 - Sat, May 23
Frontier Logo
6:05 pm - 8:55 am
CMH
-
STL
15h 50m
1 stop
Frontier Logo
5:27 pm - 5:10 pm
STL
-
CMH
22h 43m
1 stop
$157Frontier
Sun, May 10 - Sat, May 16
Delta Logo
4:49 pm - 9:09 pm
CMH
-
MDW
5h 20m
1 stop
Delta Logo
9:22 am - 1:25 pm
MDW
-
CMH
3h 03m
1 stop
$167Delta
Fri, May 29 - Sun, May 31
Delta Logo
10:00 am - 2:14 pm
CMH
-
ORD
5h 14m
1 stop
Delta Logo
8:52 am - 1:25 pm
ORD
-
CMH
3h 33m
1 stop
$167Delta
Tue, Jul 28 - Wed, Aug 5
Southwest Logo
7:20 pm - 9:50 pm
CMH
-
MDW
3h 30m
1 stop
Southwest Logo
10:15 am - 9:30 pm
MDW
-
CMH
10h 15m
2 stops
$182Southwest
Tue, May 12 - Tue, May 19
Southwest Logo
7:20 pm - 7:50 pm
CMH
-
STL
1h 30mnonstop
Southwest Logo
6:45 pm - 9:05 pm
STL
-
CMH
1h 20mnonstop
$247Southwest
Tue, May 12 - Wed, May 13
American Airlines Logo
2:52 pm - 6:24 pm
CMH
-
CMI
4h 32m
1 stop
American Airlines Logo
6:39 pm - 11:23 pm
CMI
-
CMH
3h 44m
1 stop
$288American Airlines
Sat, May 16 - Sat, May 23
United Airlines Logo
9:00 am - 12:50 pm
CMH
-
CMI
4h 50m
1 stop
United Airlines Logo
9:49 am - 3:36 pm
CMI
-
CMH
4h 47m
1 stop
$358United Airlines
Sat, Aug 29 - Wed, Sep 2
American Airlines Logo
1:56 pm - 6:06 pm
CMH
-
CMI
5h 10m
1 stop
American Airlines Logo
6:36 pm - 11:35 pm
CMI
-
CMH
3h 59m
1 stop
$455American Airlines
Mon, Jul 20 - Wed, Jul 22
United Airlines Logo
2:19 pm - 5:28 pm
CMH
-
CMI
4h 09m
1 stop
United Airlines Logo
9:49 am - 11:43 pm
CMI
-
CMH
12h 54m
2 stops
$463United Airlines
Sat, Aug 29 - Wed, Sep 2

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Delta flights from Columbus Airport to Illinois

Our best Delta deals on Columbus Airport to Illinois flight tickets
Delta
Jul 28
CMH10:00 amColumbus
5h 14m
1 stop
ORD2:14 pmChicago O'Hare Intl
Aug 5
ORD8:52 amChicago O'Hare Intl
3h 33m
1 stop
CMH1:25 pmColumbus
$167
Delta
May 23
CMH8:10 amColumbus
9h 41m
2 stops
ORD4:51 pmChicago O'Hare Intl
May 25
ORD7:00 pmChicago O'Hare Intl
3h 52m
1 stop
CMH11:52 pmColumbus
$172
Delta
May 23
CMH12:00 pmColumbus
9h 14m
2 stops
ORD8:14 pmChicago O'Hare Intl
May 24
ORD6:24 amChicago O'Hare Intl
5h 59m
2 stops
CMH1:23 pmColumbus
$177

Frontier flights from Columbus Airport to Illinois

Our best Frontier deals on Columbus Airport to Illinois flight tickets
Frontier
May 14
CMH6:05 pmColumbus
15h 50m
1 stop
STL8:55 amLambert-St Louis
May 23
STL5:27 pmLambert-St Louis
22h 43m
1 stop
CMH5:10 pmColumbus
$140
Frontier
May 10
CMH6:05 pmColumbus
15h 50m
1 stop
STL8:55 amLambert-St Louis
May 16
STL5:27 pmLambert-St Louis
22h 43m
1 stop
CMH5:10 pmColumbus
$157
Frontier
May 12
CMH6:05 pmColumbus
4h 57m
1 stop
MDW10:02 pmChicago Midway
May 14
MDW6:00 amChicago Midway
10h 10m
1 stop
CMH5:10 pmColumbus
$160

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 April 19, 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

Cheapest round-trip

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Thu 5/14

6:05 pm-8:55 am

1 stop15h 50m

Lambert-St Louis

Sat 5/23

5:27 pm-5:10 pm

1 stop22h 43m

$140

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Sun 5/10

6:05 pm-8:55 am

1 stop15h 50m

Lambert-St Louis

Sat 5/16

5:27 pm-5:10 pm

1 stop22h 43m

$157

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Fri 5/29

4:49 pm-9:09 pm

1 stop5h 20m

Chicago Midway

Sun 5/31

9:22 am-1:25 pm

1 stop3h 03m

$167

ColumbusChicago

CMH - ORD

CMHORD

Columbus

Tue 7/28

10:00 am-2:14 pm

1 stop5h 14m

Chicago O'Hare Intl

Wed 8/5

8:52 am-1:25 pm

1 stop3h 33m

$167

ColumbusChicago

CMH - MDW

CMHMDW

Columbus

Tue 5/12

7:20 pm-9:50 pm

1 stop3h 30m

Chicago Midway

Tue 5/19

10:15 am-9:30 pm

2 stops10h 15m

$182
Quickest round-trip

ColumbusSt. Louis

CMH - STL

CMHSTL

Columbus

Tue 5/12

7:20 pm-7:50 pm

Nonstop1h 30m

Lambert-St Louis

Wed 5/13

6:45 pm-9:05 pm

Nonstop1h 20m

$247

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Sat 5/16

2:52 pm-6:24 pm

1 stop4h 32m

Champaign University-Willard

Sat 5/23

6:39 pm-11:23 pm

1 stop3h 44m

$288

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Sat 8/29

9:00 am-12:50 pm

1 stop4h 50m

Champaign University-Willard

Wed 9/2

9:49 am-3:36 pm

1 stop4h 47m

$358

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Mon 7/20

1:56 pm-6:06 pm

1 stop5h 10m

Champaign University-Willard

Wed 7/22

6:36 pm-11:35 pm

1 stop3h 59m

$455

ColumbusChampaign

CMH - CMI

CMHCMI

Columbus

Sat 8/29

2:19 pm-5:28 pm

1 stop4h 09m

Champaign University-Willard

Wed 9/2

9:49 am-11:43 pm

2 stops12h 54m

$463

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 $216.

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 $476. Flights from Columbus Airport to Illinois on a Monday will generally be more expensive and average around $717. 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 $895.

What is the cheapest Columbus to Illinois flight route?

Fly from Columbus to Chicago Midway 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 $313 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 $227 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 $327.
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

Frequently asked questions about flying from Columbus Airport to Illinois

  • 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 $134Free CancellationRating
7.4
9,603 reviews
Search United Airlines flights
SouthwestPriceFrom $137Free CancellationRating
8.0
4,329 reviews
Search Southwest flights
FrontierPriceFrom $143Free CancellationRating
5.7
2,984 reviews
Search Frontier flights
American AirlinesPriceFrom $155Free CancellationRating
7.1
11,621 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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