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Cheap flights from Cincinnati to Illinois from $89

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 8/9. 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 Cincinnati to Illinois

Cheap round-trip flights

American Airlines Logo
2:47 pm - 3:17 pmCVG-ORD
1h 30mnonstop
American Airlines Logo
8:47 am - 11:14 amORD-CVG
1h 27mnonstop
$176American Airlines
Find Deal
mié., ago. 20 - sáb., ago. 23
Southwest Logo
6:40 am - 6:50 amCVG-MDW
1h 10mnonstop
Southwest Logo
6:45 pm - 8:55 pmMDW-CVG
1h 10mnonstop
$177Southwest
Find Deal
jue., ago. 21 - lun., ago. 25
American Airlines Logo
6:31 pm - 7:00 pmCVG-ORD
1h 29mnonstop
American Airlines Logo
10:57 am - 1:27 pmORD-CVG
1h 30mnonstop
$177American Airlines
Find Deal
sáb., sep. 20 - mié., sep. 24
Frontier Logo
6:05 am - 12:44 pmCVG-MDW
7h 39m1 stop
Frontier Logo
4:48 pm - 1:40 amMDW-CVG
7h 52m1 stop
$178Frontier
Find Deal
vie., sep. 5 - lun., sep. 8
Frontier Logo
5:42 pm - 11:27 pmCVG-MDW
6h 45m1 stop
Frontier Logo
6:15 am - 4:32 pmMDW-CVG
9h 17m1 stop
$179Frontier
Find Deal
vie., ago. 22 - vie., ago. 29
Southwest Logo
7:05 am - 7:15 amCVG-MDW
1h 10mnonstop
Southwest Logo
8:35 pm - 10:45 pmMDW-CVG
1h 10mnonstop
$186Southwest
Find Deal
sáb., ago. 23 - dom., ago. 24
Delta Logo
6:00 am - 9:15 amCVG-STL
4h 15m1 stop
Delta Logo
5:25 pm - 11:06 pmSTL-CVG
4h 41m1 stop
$197Delta
Find Deal
mié., ago. 27 - mié., sep. 3
Delta Logo
12:14 pm - 6:35 pmCVG-MDW
7h 21m2 stops
Delta Logo
6:00 am - 12:46 pmMDW-CVG
5h 46m1 stop
$202Delta
Find Deal
sáb., sep. 20 - mié., sep. 24
United Airlines Logo
9:00 am - 2:19 pmCVG-STL
6h 19m1 stop
United Airlines Logo
5:30 pm - 10:26 pmSTL-CVG
3h 56m1 stop
$230United Airlines
Find Deal
mar., sep. 16 - vie., sep. 19
United Airlines Logo
7:00 am - 7:34 amCVG-ORD
1h 34mnonstop
United Airlines Logo
1:25 pm - 3:52 pmORD-CVG
1h 27mnonstop
$239United Airlines
Find Deal
vie., sep. 12 - vie., sep. 12

American Airlines flights from Cincinnati to Illinois

Our best American Airlines deals on Cincinnati to Illinois flight tickets
American Airlines
Aug 20
CVG2:47 pmCincinnati Cinci./N. Kentucky
1h 30m
ORD3:17 pmChicago O'Hare Intl
Aug 23
ORD8:47 amChicago O'Hare Intl
1h 27m
CVG11:14 amCincinnati Cinci./N. Kentucky
$176
Find similar
American Airlines
Sep 20
CVG6:31 pmCincinnati Cinci./N. Kentucky
1h 29m
ORD7:00 pmChicago O'Hare Intl
Sep 24
ORD10:57 amChicago O'Hare Intl
1h 30m
CVG1:27 pmCincinnati Cinci./N. Kentucky
$177
Find similar
American Airlines
Sep 13
CVG5:32 amCincinnati Cinci./N. Kentucky
1h 28m
ORD6:00 amChicago O'Hare Intl
Sep 20
ORD3:26 pmChicago O'Hare Intl
1h 19m
CVG5:45 pmCincinnati Cinci./N. Kentucky
$178
Find similar

Delta flights from Cincinnati to Illinois

Our best Delta deals on Cincinnati to Illinois flight tickets
Delta
Aug 27
CVG6:00 amCincinnati Cinci./N. Kentucky
4h 15m
1 stop
STL9:15 amLambert-St Louis
Sep 3
STL5:25 pmLambert-St Louis
4h 41m
1 stop
CVG11:06 pmCincinnati Cinci./N. Kentucky
$197
Find similar
Delta
Sep 20
CVG12:09 pmCincinnati Cinci./N. Kentucky
5h 11m
1 stop
ORD4:20 pmChicago O'Hare Intl
Sep 24
ORD1:22 pmChicago O'Hare Intl
7h 14m
2 stops
CVG9:36 pmCincinnati Cinci./N. Kentucky
$202
Find similar
Delta
Aug 19
CVG5:54 pmCincinnati Cinci./N. Kentucky
3h 29m
1 stop
ORD8:23 pmChicago O'Hare Intl
Aug 21
ORD5:45 amChicago O'Hare Intl
4h 30m
1 stop
CVG11:15 amCincinnati Cinci./N. Kentucky
$206
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Cincinnati 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 julio 31, 2025.
Use the filters below to find and compare flights from Cincinnati to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

mié. 8/20

2:47 pm-3:17 pm

Nonstop1h 30m

Chicago O'Hare Intl

sáb. 8/23

8:47 am-11:14 am

Nonstop1h 27m

$176

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

jue. 8/21

6:40 am-6:50 am

Nonstop1h 10m

Chicago Midway

lun. 8/25

6:45 pm-8:55 pm

Nonstop1h 10m

$177

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

sáb. 9/20

6:31 pm-7:00 pm

Nonstop1h 29m

Chicago O'Hare Intl

mié. 9/24

10:57 am-1:27 pm

Nonstop1h 30m

$177

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

vie. 9/5

6:05 am-12:44 pm

1 stop7h 39m

Chicago Midway

lun. 9/8

4:48 pm-1:40 am

1 stop7h 52m

$178

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

vie. 8/22

5:42 pm-11:27 pm

1 stop6h 45m

Chicago Midway

vie. 8/29

6:15 am-4:32 pm

1 stop9h 17m

$179

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

sáb. 8/23

7:05 am-7:15 am

Nonstop1h 10m

Chicago Midway

dom. 8/24

8:35 pm-10:45 pm

Nonstop1h 10m

$186

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

mié. 8/27

6:00 am-9:15 am

1 stop4h 15m

Lambert-St Louis

mié. 9/3

5:25 pm-11:06 pm

1 stop4h 41m

$197

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

sáb. 9/20

12:14 pm-6:35 pm

2 stops7h 21m

Chicago Midway

mié. 9/24

6:00 am-12:46 pm

1 stop5h 46m

$202

CincinnatiSt. Louis

CVG - STL

CVGSTL

Cincinnati Cinci./N. Kentucky

mar. 9/16

9:00 am-2:19 pm

1 stop6h 19m

Lambert-St Louis

vie. 9/19

5:30 pm-10:26 pm

1 stop3h 56m

$230

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

vie. 9/12

7:00 am-7:34 am

Nonstop1h 34m

Chicago O'Hare Intl

vie. 9/12

1:25 pm-3:52 pm

Nonstop1h 27m

$239

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 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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Cincinnati is in April. Flight prices, which tend to average around $167, 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 April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $229.

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 $523. Flights from Cincinnati to Illinois on a Monday will generally be more expensive and average around $669. 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 $495. Flights in the afternoon are often more expensive with an average ticket price of $941.

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 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 $289 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 $199 on momondo.

What cabin class options are available on Cincinnati Cinci./N. Kentucky to Illinois flights?

There are 4 cabin classes available to choose from on Cincinnati Cinci./N. Kentucky 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

$89

Fastest flight time

1h 05m

Direct flights

Every day

Airports in Illinois

4 airports
The best one-way flight to Illinois from Cincinnati in the past 72 hours is $89. The best round-trip flight deal from Cincinnati to Illinois found on momondo in the last 72 hours is $176.
The fastest flight from Cincinnati to Illinois takes 1h 05m
Direct flights go from Cincinnati to Illinois every day.
There are 4 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL), Moline Quad-City (MLI)
Search flight deals

  • 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?

  • 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?

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
FrontierPriceFrom $108Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
American AirlinesPriceFrom $126Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $132Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
SouthwestPriceFrom $148Free CancellationRating
8.0
4,246 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.

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