How does KAYAK find such low prices on flights from Illinois to Cincinnati?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cincinnati.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cincinnati?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cincinnati from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Cincinnati?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Cincinnati with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cincinnati?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cincinnati from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$54 CHEAP FLIGHTS from Illinois to Cincinnati

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Flight Deals

Cheap Flights from Illinois to Cincinnati

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Cincinnati

Mon, Oct 26 - Wed, Oct 28

6:35 pm - 11:43 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

16h 08m1 stop Atlanta Hartsfield-Jackson

12:36 pm - 5:40 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

6h 04m1 stop Atlanta Hartsfield-Jackson

$93Frontier

Mon, Oct 26 - Thu, Oct 29

6:35 pm - 11:43 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

16h 08m1 stop Atlanta Hartsfield-Jackson

5:18 pm - 5:40 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

25h 22m1 stop Atlanta Hartsfield-Jackson

$110Frontier

Sat, Oct 17 - Mon, Oct 19

8:15 am - 10:25 amMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

1h 10mnonstop

8:20 pm - 8:35 pmCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 15mnonstop

$220Southwest

Thu, Oct 22 - Sat, Oct 24

7:45 am - 9:55 amMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

1h 10mnonstop

9:05 am - 9:20 amCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 15mnonstop

$220Southwest

Mon, Dec 14 - Tue, Dec 15

6:05 pm - 11:02 pmSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

3h 57m1 stop Detroit Metropolitan Wayne County

8:00 am - 1:30 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

6h 30m1 stop Detroit Metropolitan Wayne County

$255Delta

Sun, Oct 4 - Mon, Oct 5

9:29 pm - 11:51 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 22mnonstop

2:37 pm - 3:15 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 38mnonstop

$255American Airlines

Thu, Oct 15 - Sat, Oct 17

6:59 am - 9:24 amORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 25mnonstop

11:58 am - 12:35 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 37mnonstop

$255American Airlines

Fri, Oct 16 - Mon, Oct 19

4:30 pm - 7:06 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 36mnonstop

7:00 am - 7:34 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 34mnonstop

$255United Airlines

Fri, Oct 23 - Sun, Oct 25

9:32 pm - 11:59 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 27mnonstop

5:20 am - 5:57 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 37mnonstop

$255United Airlines

Fri, Nov 20 - Sun, Nov 22

11:05 am - 5:34 pmMLI Moline Quad-City-CVG Cincinnati Cinci./N. Kentucky

5h 29m1 stop Atlanta Hartsfield-Jackson

5:09 pm - 11:08 pmCVG Cincinnati Cinci./N. Kentucky-MLI Moline Quad-City

6h 59m1 stop Atlanta Hartsfield-Jackson

$319Delta

Recent last minute flight deals from Illinois to Cincinnati

Fri, Sep 18 - Sat, Sep 19

6:30 am - 4:11 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

8h 41m1 stop Denver Intl

11:09 am - 7:41 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

9h 32m1 stop Dallas/Fort Worth

$300Frontier

Sat, Sep 19 - Sun, Sep 20

3:50 pm - 11:41 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

6h 51m1 stop Orlando

8:56 pm - 10:20 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

14h 24m1 stop Orlando

$300Frontier

Fri, Sep 18 - Sun, Sep 20

3:50 pm - 11:51 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

7h 01m1 stop Orlando

8:56 pm - 10:59 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

27h 03m1 stop Orlando

$300Frontier

Tue, Sep 15 - Tue, Sep 15

8:40 am - 11:06 amORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 26mnonstop

12:17 pm - 12:51 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 34mnonstop

$410United Airlines

Tue, Sep 15 - Tue, Sep 15

12:45 pm - 2:55 pmMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

1h 10mnonstop

7:15 pm - 7:25 pmCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 10mnonstop

$415Southwest

Tue, Sep 15 - Tue, Sep 15

10:53 am - 1:19 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 26mnonstop

2:55 pm - 6:37 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

4h 42m1 stop Washington, D.C. Dulles Intl

$419United Airlines

Tue, Sep 15 - Tue, Sep 15

7:35 am - 1:40 pmMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

5h 05m1 stop Baltimore/Washington

7:15 pm - 7:25 pmCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 10mnonstop

$425Southwest

Tue, Sep 15 - Tue, Sep 15

11:51 am - 2:21 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 30mnonstop

7:24 pm - 8:19 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 55mnonstop

$435American Airlines

Wed, Sep 16 - Tue, Sep 22

9:30 pm - 11:52 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 22mnonstop

7:51 am - 8:28 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 37mnonstop

$435American Airlines

Fri, Sep 18 - Sat, Sep 19

7:59 pm - 10:32 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 33mnonstop

7:00 am - 7:38 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 38mnonstop

$444United Airlines

Recent direct flight deals from Illinois to Cincinnati

Thu, Oct 22 - Sat, Oct 24

7:45 am - 9:55 amMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

1h 10mnonstop

9:05 am - 9:20 amCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 15mnonstop

$220Southwest

Sat, Oct 17 - Mon, Oct 19

8:15 am - 10:25 amMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

1h 10mnonstop

8:20 pm - 8:35 pmCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 15mnonstop

$220Southwest

Sat, Nov 14 - Sun, Nov 15

7:40 am - 9:55 amMDW Chicago Midway-CVG Cincinnati Cinci./N. Kentucky

1h 15mnonstop

8:20 pm - 8:30 pmCVG Cincinnati Cinci./N. Kentucky-MDW Chicago Midway

1h 10mnonstop

$231Southwest

Sun, Oct 4 - Mon, Oct 5

9:29 pm - 11:51 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 22mnonstop

2:37 pm - 3:15 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 38mnonstop

$255American Airlines

Thu, Oct 15 - Sat, Oct 17

6:59 am - 9:24 amORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 25mnonstop

11:58 am - 12:35 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 37mnonstop

$255American Airlines

Fri, Oct 16 - Mon, Oct 19

4:30 pm - 7:06 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 36mnonstop

7:00 am - 7:34 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 34mnonstop

$255United Airlines

Fri, Oct 23 - Sun, Oct 25

9:32 pm - 11:59 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 27mnonstop

5:20 am - 5:57 amCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 37mnonstop

$255United Airlines

Tue, Oct 13 - Sun, Oct 18

8:45 pm - 11:13 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 28mnonstop

9:04 pm - 9:45 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 41mnonstop

$255American Airlines

Fri, Oct 30 - Sun, Nov 1

9:02 am - 11:42 amORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 40mnonstop

1:52 pm - 2:29 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 37mnonstop

$255United Airlines

Fri, Oct 2 - Sun, Oct 4

9:29 pm - 11:51 pmORD Chicago O'Hare Intl-CVG Cincinnati Cinci./N. Kentucky

1h 22mnonstop

11:58 am - 12:39 pmCVG Cincinnati Cinci./N. Kentucky-ORD Chicago O'Hare Intl

1h 41mnonstop

$256Alaska Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$54

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 4% increase in price.

Flight from St. Louis to Cincinnati

How does KAYAK find such low prices on flights from Illinois to Cincinnati?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cincinnati.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cincinnati?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cincinnati from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Cincinnati?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Cincinnati with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cincinnati?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cincinnati from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.