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Cheap flights from St. Louis to Cincinnati from $111

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Cincinnati

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:34 pm - 11:43 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 09m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
5:18 pm - 5:42 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
25h 24m1 stop Atlanta Hartsfield-Jackson
$111Frontier
Mon, Nov 9 - Thu, Nov 12
Frontier Logo
6:34 pm - 9:19 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
13h 45m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
12:36 pm - 5:42 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
6h 06m1 stop Atlanta Hartsfield-Jackson
$123Frontier
Wed, Nov 11 - Wed, Nov 18
Frontier Logo
6:34 pm - 11:53 pmSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
28h 19m2 stops Atlanta Hartsfield-Jackson Orlando
Frontier Logo
12:36 pm - 5:42 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
6h 06m1 stop Atlanta Hartsfield-Jackson
$178Frontier
Wed, Nov 11 - Wed, Nov 18
Frontier Logo
6:34 pm - 11:43 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 09m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
8:19 pm - 5:42 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
22h 23m2 stops Orlando Atlanta Hartsfield-Jackson
$213Frontier
Mon, Nov 9 - Thu, Nov 12
Frontier Logo
6:13 pm - 8:23 pmSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
25h 10m2 stops Orlando Atlanta Hartsfield-Jackson
Frontier Logo
9:24 am - 12:12 amCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
15h 48m2 stops Atlanta Hartsfield-Jackson Orlando
$217Frontier
Thu, Dec 3 - Mon, Dec 7
Frontier Logo
6:13 pm - 11:41 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 28m1 stop Orlando
Frontier Logo
8:34 pm - 12:12 amCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
28h 38m1 stop Orlando
$234Frontier
Thu, Dec 3 - Mon, Dec 7
Frontier Logo
9:49 am - 6:33 pmSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
7h 44m1 stop Dallas/Fort Worth
Frontier Logo
7:59 pm - 11:16 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
28h 17m1 stop Orlando
$238Frontier
Fri, Nov 6 - Sun, Nov 8
Frontier Logo
4:18 pm - 9:19 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 01m2 stops Denver Intl Atlanta Hartsfield-Jackson
Frontier Logo
12:36 pm - 10:45 amCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
23h 09m2 stops Atlanta Hartsfield-Jackson Denver Intl
$240Frontier
Wed, Nov 11 - Wed, Nov 18
Frontier Logo
6:13 pm - 11:41 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 28m1 stop Orlando
Frontier Logo
9:24 am - 12:12 amCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
15h 48m2 stops Atlanta Hartsfield-Jackson Orlando
$267Frontier
Thu, Dec 3 - Mon, Dec 7
Frontier Logo
6:34 pm - 6:54 pmSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
23h 20m2 stops Atlanta Hartsfield-Jackson Orlando
Frontier Logo
5:18 pm - 7:14 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
26h 56m2 stops Atlanta Hartsfield-Jackson Denver Intl
$273Frontier
Mon, Nov 9 - Thu, Nov 12

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Frontier flights from St. Louis to Cincinnati

Our best Frontier deals on St. Louis to Cincinnati flight tickets
Frontier
Nov 9
STL6:34 pmLambert-St Louis
16h 09m
1 stop
CVG11:43 amCincinnati Cinci./N. Kentucky
Nov 12
CVG5:18 pmCincinnati Cinci./N. Kentucky
25h 24m
1 stop
STL5:42 pmLambert-St Louis
$111
Frontier
Nov 11
STL6:34 pmLambert-St Louis
13h 45m
1 stop
CVG9:19 amCincinnati Cinci./N. Kentucky
Nov 18
CVG12:36 pmCincinnati Cinci./N. Kentucky
6h 06m
1 stop
STL5:42 pmLambert-St Louis
$123
Frontier
Nov 11
STL6:34 pmLambert-St Louis
28h 19m
2 stops
CVG11:53 pmCincinnati Cinci./N. Kentucky
Nov 18
CVG12:36 pmCincinnati Cinci./N. Kentucky
6h 06m
1 stop
STL5:42 pmLambert-St Louis
$178

United Airlines flights from St. Louis to Cincinnati

Our best United Airlines deals on St. Louis to Cincinnati flight tickets
United Airlines
Nov 15
STL7:30 amLambert-St Louis
4h 26m
1 stop
CVG12:56 pmCincinnati Cinci./N. Kentucky
Nov 16
CVG6:24 pmCincinnati Cinci./N. Kentucky
4h 16m
1 stop
STL9:40 pmLambert-St Louis
$308
United Airlines
Nov 20
STL7:30 amLambert-St Louis
4h 26m
1 stop
CVG12:56 pmCincinnati Cinci./N. Kentucky
Nov 29
CVG5:20 amCincinnati Cinci./N. Kentucky
4h 35m
1 stop
STL8:55 amLambert-St Louis
$357
United Airlines
Nov 10
STL6:50 pmLambert-St Louis
3h 52m
1 stop
CVG11:42 pmCincinnati Cinci./N. Kentucky
Nov 17
CVG7:00 amCincinnati Cinci./N. Kentucky
6h 10m
1 stop
STL12:10 pmLambert-St Louis
$369

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Mon 11/9

6:34 pm-11:43 am

1 stop16h 09m

Cincinnati Cinci./N. Kentucky

Thu 11/12

5:18 pm-5:42 pm

1 stop25h 24m

$111
Quickest round-trip

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Wed 11/11

6:34 pm-9:19 am

1 stop13h 45m

Cincinnati Cinci./N. Kentucky

Wed 11/18

12:36 pm-5:42 pm

1 stop6h 06m

$123

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Wed 11/11

6:34 pm-11:53 pm

2 stops28h 19m

Cincinnati Cinci./N. Kentucky

Wed 11/18

12:36 pm-5:42 pm

1 stop6h 06m

$178

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Mon 11/9

6:34 pm-11:43 am

1 stop16h 09m

Cincinnati Cinci./N. Kentucky

Thu 11/12

8:19 pm-5:42 pm

2 stops22h 23m

$213

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Thu 12/3

6:13 pm-8:23 pm

2 stops25h 10m

Cincinnati Cinci./N. Kentucky

Mon 12/7

9:24 am-12:12 am

2 stops15h 48m

$217

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Thu 12/3

6:13 pm-11:41 am

1 stop16h 28m

Cincinnati Cinci./N. Kentucky

Mon 12/7

8:34 pm-12:12 am

1 stop28h 38m

$234

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Fri 11/6

9:49 am-6:33 pm

1 stop7h 44m

Cincinnati Cinci./N. Kentucky

Sun 11/8

7:59 pm-11:16 pm

1 stop28h 17m

$238

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Wed 11/11

4:18 pm-9:19 am

2 stops16h 01m

Cincinnati Cinci./N. Kentucky

Wed 11/18

12:36 pm-10:45 am

2 stops23h 09m

$240

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Thu 12/3

6:13 pm-11:41 am

1 stop16h 28m

Cincinnati Cinci./N. Kentucky

Mon 12/7

9:24 am-12:12 am

2 stops15h 48m

$267

St. LouisCincinnati

STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky

STLCVG

Lambert-St Louis

Mon 11/9

6:34 pm-6:54 pm

2 stops23h 20m

Cincinnati Cinci./N. Kentucky

Thu 11/12

5:18 pm-7:14 pm

2 stops26h 56m

$273

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 Cincinnati from

How to get the cheapest flight ticket from St. Louis to Cincinnati

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 Cincinnati?

The month of September is, on average, the cheapest month to fly to Cincinnati from St. Louis, with most prices found around $0. If you aren’t able to travel to Cincinnati during the month of September, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $0.

How have St. Louis to Cincinnati flight prices changed over time?

When to book flights from St. Louis to Cincinnati

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Cincinnati according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Cincinnati (STL to CVG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Cincinnati

Best Price Found

$140

Fastest flight time

5h 05m

Direct flights

None
The best one-way flight to Cincinnati from St. Louis in the past 72 hours is $140. The best round-trip flight deal from St. Louis to Cincinnati found on momondo in the last 72 hours is $111.
The fastest flight from St. Louis to Cincinnati takes 5h 05m
There are no direct flights from St. Louis to Cincinnati. There are no popular flight routes from St. Louis to Cincinnati.
Search flight deals

Frequently asked questions about flying from St. Louis to Cincinnati

  • How far is Lambert-St Louis to Cincinnati Cinci./N. Kentucky by plane?

    There are 307.3 mi between Lambert-St Louis and Cincinnati Cinci./N. Kentucky. Flights usually cover this in 5h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Cincinnati Cinci./N. Kentucky Airport?

    Prices for flights from Lambert-St Louis Airport to Cincinnati Cinci./N. Kentucky Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Cincinnati Cinci./N. Kentucky Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Cincinnati Cinci./N. Kentucky Airport.

  • What documentation or ID do you need to fly to Cincinnati Cinci./N. Kentucky Airport?

    The travel and health documents required for your trip to Cincinnati Cinci./N. Kentucky Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cincinnati Cinci./N. Kentucky Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Cincinnati?

Book flights to Cincinnati if you plan to visit one of these locations
Florence
Mason
Sharonville
Covington
Newport
Middletown
West Chester
Fairfield
Lawrenceburg
Blue Ash
Williamstown
Oxford
Hebron
Monroe
Dry Ridge
Trenton
Corinth
Bethel
Edgewood

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Cincinnati?

It is quick and easy to find St. Louis to Cincinnati flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cincinnati that suits you.

Can I find flights from St. Louis to Cincinnati with flexible booking policies on momondo?

Flights from St. Louis to Cincinnati with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Cincinnati?

Once all potential St. Louis to Cincinnati flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Cincinnati from St. Louis. 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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