How many flights depart from Cincinnati to Illinois on average per day?

49 flights are operational daily from Cincinnati to Illinois as of August 2026. The most popular departure time for this route is 7:00PM, with 40% of flights per day taking off at noon.

What airlines fly to Illinois?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Cincinnati according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Cincinnati Cinci./N. Kentucky to Illinois?

Southwest, United Airlines, and Delta are the most popular carriers operating from Cincinnati Cinci./N. Kentucky to Illinois

How many flights depart from Cincinnati to Illinois on average per week?

As of August 2026, there are 345 flights per week flying from Cincinnati to Illinois. The most common day of the week flights depart is Fri, with 21% of flights taking off on this day.

When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois?

Prices for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois are updated daily.

How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois?

There are 4 operators available for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois as of August 2026.

How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cincinnati Cinci./N. Kentucky Airport to Illinois.

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

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$72 Cheap Flights from Cincinnati to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cincinnati to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:26 pm - 5:22 pm

CVG

STL

5h 56m

1 stop

6:17 pm - 11:21 am

STL

CVG

16h 04m

1 stop

$105Frontier

Thu, Aug 27 - Sun, Aug 30

12:26 pm - 5:22 pm

CVG

STL

5h 56m

1 stop

6:17 pm - 11:21 am

STL

CVG

16h 04m

1 stop

$116Frontier

Fri, Aug 28 - Sun, Aug 30

9:54 am - 10:35 am

CVG

ORD

1h 41mnonstop

10:00 pm - 12:27 am

ORD

CVG

1h 27mnonstop

$159American Airlines

Sat, Sep 5 - Sun, Sep 6

5:34 am - 6:17 am

CVG

ORD

1h 43mnonstop

6:30 pm - 9:04 pm

ORD

CVG

1h 34mnonstop

$167American Airlines

Fri, Sep 11 - Fri, Sep 11

5:40 am - 9:00 am

CVG

MDW

4h 20m

1 stop

5:55 pm - 8:15 pm

MDW

CVG

1h 20mnonstop

$167Southwest

Wed, Sep 16 - Wed, Sep 16

5:25 pm - 8:10 pm

CVG

MDW

3h 45m

1 stop

6:10 pm - 8:30 pm

MDW

CVG

1h 20mnonstop

$167Southwest

Thu, Sep 17 - Mon, Sep 21

6:10 am - 9:17 am

CVG

MDW

4h 07m

1 stop

9:24 am - 1:42 pm

MDW

CVG

3h 18m

1 stop

$177Delta

Wed, Aug 26 - Sat, Aug 29

2:23 pm - 6:33 pm

CVG

MDW

5h 10m

1 stop

9:24 am - 3:28 pm

MDW

CVG

5h 04m

1 stop

$177Delta

Tue, Aug 25 - Thu, Aug 27

7:00 am - 7:34 am

CVG

ORD

1h 34mnonstop

9:32 pm - 11:59 pm

ORD

CVG

1h 27mnonstop

$196United Airlines

Thu, Oct 8 - Sun, Oct 11

11:17 am - 11:52 am

CVG

ORD

1h 35mnonstop

12:50 pm - 3:23 pm

ORD

CVG

1h 33mnonstop

$196United Airlines

Tue, Sep 8 - Fri, Sep 11

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Cincinnati to Illinois

Our best Delta deals on Cincinnati to Illinois flight tickets

Delta

Aug 24

CVG4:10 pmCincinnati Cinci./N. Kentucky

5h 20m

1 stop

ORD8:30 pmChicago O'Hare Intl

Aug 29

ORD5:18 pmChicago O'Hare Intl

4h 22m

1 stop

CVG10:40 pmCincinnati Cinci./N. Kentucky

$177

Delta

Sep 7

CVG2:23 pmCincinnati Cinci./N. Kentucky

5h 10m

1 stop

MDW6:33 pmChicago Midway

Sep 10

MDW9:29 amChicago Midway

2h 59m

1 stop

CVG1:28 pmCincinnati Cinci./N. Kentucky

$208

Delta

Aug 27

CVG2:23 pmCincinnati Cinci./N. Kentucky

5h 06m

1 stop

ORD6:29 pmChicago O'Hare Intl

Sep 3

ORD6:59 amChicago O'Hare Intl

5h 43m

1 stop

CVG1:42 pmCincinnati Cinci./N. Kentucky

$216

American Airlines flights from Cincinnati to Illinois

Our best American Airlines deals on Cincinnati to Illinois flight tickets

American Airlines

Sep 5

CVG9:54 amCincinnati Cinci./N. Kentucky

1h 41m

ORD10:35 amChicago O'Hare Intl

Sep 6

ORD10:00 pmChicago O'Hare Intl

1h 27m

CVG12:27 amCincinnati Cinci./N. Kentucky

$159

American Airlines

Sep 11

CVG5:34 amCincinnati Cinci./N. Kentucky

1h 43m

ORD6:17 amChicago O'Hare Intl

Sep 11

ORD6:30 pmChicago O'Hare Intl

1h 34m

CVG9:04 pmCincinnati Cinci./N. Kentucky

$167

American Airlines

Aug 29

CVG1:59 pmCincinnati Cinci./N. Kentucky

1h 40m

ORD2:39 pmChicago O'Hare Intl

Sep 5

ORD9:59 pmChicago O'Hare Intl

1h 28m

CVG12:27 amCincinnati Cinci./N. Kentucky

$182

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Thu 8/27

12:26 pm-5:22 pm

1 stop5h 56m

Lambert-St Louis

Sun 8/30

6:17 pm-11:21 am

1 stop16h 04m

$105

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

Fri 8/28

12:26 pm-5:22 pm

1 stop5h 56m

Lambert-St Louis

Sun 8/30

6:17 pm-11:21 am

1 stop16h 04m

$116

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

Sat 9/5

9:54 am-10:35 am

Nonstop1h 41m

Chicago O'Hare Intl

Sun 9/6

10:00 pm-12:27 am

Nonstop1h 27m

$159

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

Fri 9/11

5:34 am-6:17 am

Nonstop1h 43m

Chicago O'Hare Intl

Fri 9/11

6:30 pm-9:04 pm

Nonstop1h 34m

$167

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

Wed 9/16

5:40 am-9:00 am

1 stop4h 20m

Chicago Midway

Wed 9/16

5:55 pm-8:15 pm

Nonstop1h 20m

$167

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

Thu 9/17

5:25 pm-8:10 pm

1 stop3h 45m

Chicago Midway

Mon 9/21

6:10 pm-8:30 pm

Nonstop1h 20m

$167

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

Wed 8/26

6:10 am-9:17 am

1 stop4h 07m

Chicago Midway

Sat 8/29

9:24 am-1:42 pm

1 stop3h 18m

$177

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

Tue 8/25

2:23 pm-6:33 pm

1 stop5h 10m

Chicago Midway

Thu 8/27

9:24 am-3:28 pm

1 stop5h 04m

$177

Quickest round-trip

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

Thu 10/8

7:00 am-7:34 am

Nonstop1h 34m

Chicago O'Hare Intl

Sun 10/11

9:32 pm-11:59 pm

Nonstop1h 27m

$196

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

Tue 9/8

11:17 am-11:52 am

Nonstop1h 35m

Chicago O'Hare Intl

Fri 9/11

12:50 pm-3:23 pm

Nonstop1h 33m

$196

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Cincinnati 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Cincinnati is in October. Flight prices, which tend to average around $265, 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 October, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $272.

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

The cheapest day to depart from Cincinnati to Illinois is on a Friday when prices can be found for as low as $520. Flights from Cincinnati to Illinois on a Sunday will generally be more expensive and average around $725. 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 Cincinnati to Illinois during this time can be as low as $493. Flights in the afternoon are often more expensive with an average ticket price of $984.

What is the cheapest Cincinnati Cinci./N. Kentucky to Illinois flight route?

Fly from Cincinnati Cinci./N. Kentucky to Chicago Midway for the best Cincinnati Cinci./N. Kentucky - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Cincinnati when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $348 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Cincinnati for as low as $222 on momondo.

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

There are 4 cabin classes available to choose from on Cincinnati 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 Cincinnati to Illinois flights?

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

Cheap Cincinnati to Illinois flight deals and tips

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

Best Price Found	$170
Fastest flight time	1h 05m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Cincinnati in the past 72 hours is $170. The best round-trip flight deal from Cincinnati to Illinois found on momondo in the last 72 hours is $350.

The fastest flight from Cincinnati to Illinois takes 1h 05m

Direct flights go from Cincinnati to Illinois every day.

There are 98 airports in Illinois. From Cincinnati there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW).

Search flight deals

Frequently asked questions about flying from Cincinnati to Illinois

When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois?
Prices for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois are updated daily.
How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois?
There are 4 operators available for flights from Cincinnati Cinci./N. Kentucky Airport to Illinois as of August 2026.
How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cincinnati Cinci./N. Kentucky Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Cincinnati to Illinois?
Based on momondo bookings for flights between Cincinnati and Illinois, the leading plane model is Embraer 175 (Enhanced Winglets), making up 12.84% of the total bookings. Other popular models include Embraer 175 with 12.19%, Embraer 170 with 10.16%, and Airbus A319 with 7.60%.

Best airlines flying from Cincinnati to Illinois

Compare and see reviews for airlines that fly from Cincinnati to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $173	Free Cancellation	Rating 7.1 11,845 reviews	Search American Airlines flights
United Airlines	PriceFrom $181	Free Cancellation	Rating 7.4 10,062 reviews	Search United Airlines flights
Southwest	PriceFrom $211	Free Cancellation	Rating 8.0 4,229 reviews	Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cincinnati to Illinois for you.

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

Yes. All flights to Illinois from Cincinnati on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Illinois from Cincinnati. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Illinois from Cincinnati. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 9/1

Tue 9/8

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities

Other flights from Cincinnati

Other flights to Illinois

Airlines

Complete your trip

Feeling lucky

Popular cities in Illinois

Flights to New Yorkfrom $76

Flights to Los Angelesfrom $56

Flights to Orlandofrom $50

Flights to Miamifrom $54

Flights to Chicagofrom $58

Flights to San Franciscofrom $46

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $48

Flights to Bostonfrom $87

Flights to Atlantafrom $51

Flights to Fort Lauderdalefrom $46

Flights to Dallasfrom $61

Cheap flights from Cincinnati to Illinois from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cincinnati to Illinois departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Cincinnati to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Delta flights from Cincinnati to Illinois

Our best Delta deals on Cincinnati to Illinois flight tickets

American Airlines flights from Cincinnati to Illinois

Our best American Airlines deals on Cincinnati to Illinois flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Cincinnati to Illinois that are best for you.

See travel insights to Illinois from

How to get the cheapest flight ticket from Cincinnati to Illinois

What is the cheapest month to fly to Illinois?

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

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

What is the cheapest Cincinnati Cinci./N. Kentucky to Illinois flight route?

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

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

Can stopping save me money on Cincinnati to Illinois flights?

What is the cheapest airline that flies from Cincinnati Cinci./N. Kentucky to Illinois?

What airlines fly to Illinois?

How many flights depart from Cincinnati to Illinois on average per day?

How many flights depart from Cincinnati to Illinois on average per week?

Cheap Cincinnati to Illinois flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying from Cincinnati to Illinois

Best airlines flying from Cincinnati to Illinois

Compare and see reviews for airlines that fly from Cincinnati to Illinois with momondo

Why use momondo?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo

Cincinnati flight routes

According to popular flight searches on momondo this year

Illinois flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Illinois

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Illinois

Explore popular destinations other users love

According to popular flight searches on momondo this year