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$59+ Cheap flights from Illinois to Ohio

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CVG
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Illinois to Ohio

Cheapest flights from Illinois to Ohio
Explore the most affordable flight options available from Illinois to Ohio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 2/179:15 pm
ORD
-
CMH
Nonstop1h 27m
United Airlines
Tue 2/242:25 pm
CMH
-
ORD
Nonstop1h 30m
United Airlines
Deal found 1/20$117
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 2/102:30 pm
ORD
-
CLE
Nonstop1h 21m
United Airlines
Wed 2/112:16 pm
CLE
-
ORD
Nonstop1h 39m
United Airlines
Deal found 1/20$117
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:42 pm
ORD
-
CMH
1 stop16h 17m
Frontier
Mon 2/2311:19 am
CMH
-
ORD
1 stop12h 20m
Frontier
Deal found 1/21$126
This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/188:17 pm
STL
-
DTW
1 stop10h 50m
Frontier
Sat 2/213:17 pm
DTW
-
STL
1 stop9h 42m
Frontier
Deal found 1/20$128
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/264:42 pm
ORD
-
CMH
1 stop16h 50m
Frontier
Mon 3/211:19 am
CMH
-
ORD
1 stop12h 20m
Frontier
Deal found 1/21$128
This Frontier deal was found by Cheapflights users on 1/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:30 am
ORD
-
CLE
1 stop13h 39m
Frontier
Wed 2/1110:30 am
CLE
-
ORD
1 stop7h 12m
Frontier
Deal found 1/18$128
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:05 am
MDW
-
CLE
1 stop13h 06m
Frontier
Mon 2/237:13 am
CLE
-
MDW
1 stop13h 34m
Frontier
Deal found 1/19$129
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:22 pm
STL
-
DTW
1 stop11h 10m
Frontier
Sun 3/15:06 pm
DTW
-
STL
1 stop14h 45m
Frontier
Deal found 1/21$130
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:42 pm
ORD
-
CLE
1 stop26h 12m
Frontier
Thu 2/268:46 pm
CLE
-
ORD
1 stop26h 53m
Frontier
Deal found 1/20$132
This Mytrip deal was found by Cheapflights users on 1/21. 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 2/188:30 am
ORD
-
CLE
1 stop13h 39m
Frontier
Wed 2/259:04 pm
CLE
-
ORD
1 stop18h 04m
Frontier
Deal found 1/21$137
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:17 pm
STL
-
DTW
1 stop10h 50m
Multiple Airlines
Thu 2/262:35 pm
DTW
-
STL
1 stop17h 16m
Multiple Airlines
Deal found 1/21$138
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/234:42 pm
ORD
-
CLE
1 stop13h 52m
Frontier
Thu 2/268:46 pm
CLE
-
ORD
1 stop26h 53m
Frontier
Deal found 1/19$141

Find flight deals from Illinois to Ohio

Keep the following information in mind while searching for Illinois to Ohio flight deals. Data was last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$117
(United Airlines)

One-way from

$59
(Southwest)

Popular in

January

Cheapest in

August

Average price

$445

Good round-trip deal

$224 or less

Good one-way deal

$109 or less
Provider with most accurate pricing for Chicago (CHI)-Cleveland Hopkins Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Cleveland Hopkins Intl flights.
Search Deals
From Illinois to Ohio
Search Deals
One-way flight from Illinois to Ohio
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Ohio.
Search Deals
Price to beat on a one-way flight from Illinois to Ohio.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Ohio 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 January 21, 2026.
Use the filters below to find and compare flights from Illinois to Ohio that are best for you.

Fly from

Illinois

Fly to

Ohio

Route

Depart

Return

Price

ChicagoCleveland

ORD - CLE

ORDCLE

Chicago O'Hare Intl

Wed 2/18

1:05 pm-3:35 pm

Nonstop1h 30m

Cleveland Hopkins Intl

Wed 2/25

5:55 pm-6:34 pm

Nonstop1h 39m

$117

ChicagoCleveland

ORD - CLE

ORDCLE

Chicago O'Hare Intl

Tue 2/10

2:30 pm-4:51 pm

Nonstop1h 21m

Cleveland Hopkins Intl

Wed 2/11

2:16 pm-2:55 pm

Nonstop1h 39m

$117

ChicagoCleveland

MDW - CLE

MDWCLE

Chicago Midway

Thu 2/19

9:05 am-11:11 pm

1 stop13h 06m

Cleveland Hopkins Intl

Mon 2/23

7:13 am-7:47 pm

1 stop13h 34m

$129

ChicagoCleveland

ORD - CLE

ORDCLE

Chicago O'Hare Intl

Sat 2/21

4:42 pm-11:33 pm

1 stop5h 51m

Cleveland Hopkins Intl

Mon 2/23

1:33 pm-11:15 pm

1 stop10h 42m

$144

ChicagoCleveland

MDW - CLE

MDWCLE

Chicago Midway

Wed 2/18

1:28 pm-6:50 pm

1 stop4h 22m

Cleveland Hopkins Intl

Wed 2/25

12:30 pm-6:40 pm

1 stop7h 10m

$157

ChicagoCincinnati

MDW - CVG

MDWCVG

Chicago Midway

Thu 2/19

6:15 am-4:37 pm

1 stop9h 22m

Cincinnati Cinci./N. Kentucky

Mon 2/23

1:07 pm-7:47 pm

1 stop7h 40m

$160

ChicagoCincinnati

MDW - CVG

MDWCVG

Chicago Midway

Thu 2/19

6:05 pm-8:15 pm

Nonstop1h 10m

Cincinnati Cinci./N. Kentucky

Mon 2/23

6:35 am-6:55 am

Nonstop1h 20m

$171

ChicagoCincinnati

MDW - CVG

MDWCVG

Chicago Midway

Sat 4/11

7:40 am-9:45 am

Nonstop1h 05m

Cincinnati Cinci./N. Kentucky

Wed 4/15

7:35 pm-7:50 pm

Nonstop1h 15m

$171

ChicagoDetroit

ORD - DTW

ORDDTW

Chicago O'Hare Intl

Sat 2/14

2:05 pm-4:30 pm

Nonstop1h 25m

Detroit Metropolitan Wayne County

Mon 2/16

8:59 am-9:41 am

Nonstop1h 42m

$171

ChicagoDetroit

ORD - DTW

ORDDTW

Chicago O'Hare Intl

Thu 2/26

2:50 pm-5:25 pm

Nonstop1h 35m

Detroit Metropolitan Wayne County

Mon 3/2

7:28 am-8:00 am

Nonstop1h 32m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Ohio

Have a flexible travel schedule? Discover the best time to fly to Ohio from Illinois 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 Illinois to Ohio

What is the cheapest month to book a flight from Illinois to Ohio?

Currently, August is the cheapest month in which you can book a flight from Illinois to Ohio (average of $81). Flying from Illinois to Ohio in December is currently the most expensive (average of $209). 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 IL to OH?

Find hourly flight availability from Illinois to Ohio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 9% on flights from Illinois to Ohio by exploring options for tickets at noon.

What is the cheapest day to fly from Illinois to Ohio?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Ohio. Price data was last updated on January 17, 2026.

Travelers seeking maximum savings on their Illinois to Ohio flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Ohio

Explore weekly flight availability from Illinois to Ohio. 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 January 21, 2026.

The most flights from USIL to USOH are scheduled on a Monday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

Reviews of airlines servicing Ohio

Get insights into the airlines that provide service to Ohio. 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 Ohio. Reviews last updated January 21, 2026.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Illinois to Ohio. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,190 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,172 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Illinois to Ohio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Ohio?

    There are many flights that can get you from Illinois to Ohio in 1h 30m. Fly via United Airlines, Frontier, or Delta to get the fastest option. The distance from Illinois to Ohio is about 315 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Ohio one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $39. However, be on the lookout for offers from Frontier and American Airlines, as they are both options that can get you from Illinois to Ohio for a low price.

  • Can I find deals for flights from Illinois to Ohio that include hotel bookings?

    Yes. In addition to deals on Illinois to Ohio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Ohio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Ohio.

  • Can I find deals for business class flights from Illinois to Ohio?

    Yes. Cheapflights offers flight deals from Illinois to Ohio 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 Illinois to Ohio?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Ohio (average of $81). Flying from Illinois to Ohio in December is currently the most expensive (average of $209). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Ohio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Illinois to Ohio

Discover the top 4 airlines that operate flights from Illinois to Ohio. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$189FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$127Average$305FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$145Average$305FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$172Average$312FlexibilityNo cancel feeOn-time69%

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