How many flights depart from St. Louis to Kentucky on average per week?

The number of flights available between St. Louis and Kentucky is 20 per week as of September 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

When did momondo last update prices for flights from Lambert-St Louis Airport to Kentucky?

Prices for flights from Lambert-St Louis Airport to Kentucky refresh daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Kentucky?

As of September 2026, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Kentucky.

How old do you have to be to fly from Lambert-St Louis Airport to Kentucky?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Kentucky.

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

The travel and health documents you'll need for your trip to Kentucky may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kentucky. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$48 Cheap Flights from St. Louis to Kentucky in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Kentucky

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:29 pm - 11:38 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

20h 09m1 stop Atlanta Hartsfield-Jackson

12:43 pm - 5:40 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

5h 57m1 stop Atlanta Hartsfield-Jackson

$103Frontier

Mon, Oct 5 - Mon, Oct 12

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

$112Frontier

Mon, Oct 26 - Thu, Oct 29

2:10 pm - 3:20 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

6:30 am - 7:45 amBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Tue, Oct 6 - Tue, Oct 13

7:20 am - 8:30 amSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

10:25 pm - 11:40 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Sat, Oct 24 - Mon, Oct 26

2:00 pm - 6:03 pmSTL Lambert-St Louis-BNA Nashville Intl

4h 03m1 stop Jonesboro

9:30 am - 1:21 pmBNA Nashville Intl-STL Lambert-St Louis

3h 51m1 stop Jonesboro

$150Southern / Mokulele

Fri, Oct 16 - Mon, Oct 19

2:00 pm - 6:03 pmSTL Lambert-St Louis-BNA Nashville Intl

4h 03m1 stop Jonesboro

9:30 am - 1:21 pmBNA Nashville Intl-STL Lambert-St Louis

3h 51m1 stop Jonesboro

$167Southern / Mokulele

Wed, Nov 25 - Sun, Nov 29

6:39 pm - 4:45 pmSTL Lambert-St Louis-BNA Nashville Intl

22h 06m1 stop Orlando

9:40 am - 1:31 pmBNA Nashville Intl-STL Lambert-St Louis

3h 51m1 stop Jonesboro

$169Multiple Airlines

Thu, Oct 1 - Tue, Apr 6

2:00 pm - 6:03 pmSTL Lambert-St Louis-BNA Nashville Intl

4h 03m1 stop Jonesboro

9:43 am - 1:10 pmBNA Nashville Intl-STL Lambert-St Louis

27h 27m2 stops Orlando Atlanta Hartsfield-Jackson

$194Multiple Airlines

Sun, Oct 4 - Tue, Oct 6

5:00 am - 11:05 amSTL Lambert-St Louis-TYS Knoxville McGhee Tyson

5h 05m1 stop Chicago O'Hare Intl

6:55 pm - 12:19 amTYS Knoxville McGhee Tyson-STL Lambert-St Louis

6h 24m1 stop Chicago O'Hare Intl

$243American Airlines

Tue, Oct 13 - Sat, Oct 17

1:49 pm - 7:43 pmSTL Lambert-St Louis-TYS Knoxville McGhee Tyson

4h 54m1 stop Chicago O'Hare Intl

7:58 pm - 11:59 pmTYS Knoxville McGhee Tyson-STL Lambert-St Louis

5h 01m1 stop Charlotte Douglas

$243American Airlines

Sat, Oct 3 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

2:00 pm - 6:03 pmSTL Lambert-St Louis-BNA Nashville Intl

4h 03m1 stop Jonesboro

9:30 am - 1:21 pmBNA Nashville Intl-STL Lambert-St Louis

3h 51m1 stop Jonesboro

$172Southern / Mokulele

Mon, Sep 14 - Thu, Sep 17

2:00 pm - 6:03 pmSTL Lambert-St Louis-BNA Nashville Intl

4h 03m1 stop Jonesboro

9:30 am - 1:21 pmBNA Nashville Intl-STL Lambert-St Louis

3h 51m1 stop Jonesboro

$172Southern / Mokulele

Fri, Sep 11 - Mon, Sep 14

2:00 pm - 6:03 pmSTL Lambert-St Louis-BNA Nashville Intl

4h 03m1 stop Jonesboro

9:43 am - 4:34 pmBNA Nashville Intl-STL Lambert-St Louis

6h 51m1 stop Orlando

$219Multiple Airlines

Sun, Sep 13 - Sun, Sep 20

2:10 pm - 5:53 pmSTL Lambert-St Louis-BNA Nashville Intl

3h 43m1 stop Jonesboro

9:43 am - 4:34 pmBNA Nashville Intl-STL Lambert-St Louis

6h 51m1 stop Orlando

$239Multiple Airlines

Fri, Sep 11 - Sun, Sep 13

5:19 pm - 11:51 pmSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

5h 32m1 stop Orlando

5:16 pm - 7:17 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

27h 01m1 stop Denver Intl

$342Frontier

Fri, Sep 11 - Sun, Sep 13

9:40 am - 5:11 pmSTL Lambert-St Louis-LEX Lexington Blue Grass

6h 31m1 stop Chicago O'Hare Intl

5:57 pm - 9:36 pmLEX Lexington Blue Grass-STL Lambert-St Louis

4h 39m1 stop Chicago O'Hare Intl

$439United Airlines

Fri, Sep 11 - Mon, Sep 14

8:43 am - 1:48 pmSTL Lambert-St Louis-LEX Lexington Blue Grass

4h 05m1 stop Charlotte Douglas

8:13 pm - 11:41 pmLEX Lexington Blue Grass-STL Lambert-St Louis

4h 28m1 stop Charlotte Douglas

$445American Airlines

Sat, Sep 12 - Sun, Sep 13

5:18 pm - 11:46 pmSTL Lambert-St Louis-LEX Lexington Blue Grass

5h 28m1 stop Chicago O'Hare Intl

5:00 am - 8:30 amLEX Lexington Blue Grass-STL Lambert-St Louis

4h 30m1 stop Charlotte Douglas

$454American Airlines

Fri, Sep 11 - Sun, Sep 13

12:17 pm - 9:48 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

20h 31m2 stops Las Vegas Harry Reid Intl Dallas/Fort Worth

8:56 pm - 4:24 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

20h 28m1 stop Orlando

$602Frontier

Tue, Sep 15 - Wed, Sep 16

12:28 pm - 10:49 pmSTL Lambert-St Louis-TYS Knoxville McGhee Tyson

9h 21m2 stops Newark Chicago O'Hare Intl

6:00 pm - 9:31 pmTYS Knoxville McGhee Tyson-STL Lambert-St Louis

4h 31m1 stop Chicago O'Hare Intl

$613United Airlines

Sat, Sep 12 - Wed, Sep 16

Cheap direct flights

Enter your travel dates to find the best prices.

2:10 pm - 3:20 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

6:30 am - 7:45 amBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Tue, Oct 6 - Tue, Oct 13

7:20 am - 8:30 amSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

10:25 pm - 11:40 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Sat, Oct 24 - Mon, Oct 26

5:50 pm - 7:00 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

5:45 pm - 7:00 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Mon, Oct 19 - Wed, Oct 21

2:10 pm - 3:20 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

6:30 am - 7:45 amBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Tue, Oct 20 - Wed, Oct 21

5:50 pm - 7:00 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

10:25 pm - 11:40 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Mon, Oct 12 - Mon, Oct 12

7:00 am - 8:10 amSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

11:25 am - 12:40 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Sat, Nov 7 - Sat, Nov 7

5:50 pm - 7:00 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

6:30 am - 7:45 amBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Thu, Oct 29 - Mon, Nov 2

4:30 pm - 5:40 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

10:25 pm - 11:40 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$117Southwest

Tue, Oct 20 - Thu, Oct 22

9:45 pm - 11:00 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 15mnonstop

6:45 pm - 8:05 pmBNA Nashville Intl-STL Lambert-St Louis

1h 20mnonstop

$117Southwest

Thu, Nov 12 - Sat, Nov 14

2:30 pm - 3:40 pmSTL Lambert-St Louis-BNA Nashville Intl

1h 10mnonstop

10:25 pm - 11:40 pmBNA Nashville Intl-STL Lambert-St Louis

1h 15mnonstop

$144Southwest

Fri, Oct 2 - Mon, Oct 5

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Frontier flights from St. Louis to Kentucky

Our best Frontier deals on St. Louis to Kentucky flight tickets

Frontier

Oct 5

STL2:29 pmLambert-St Louis

20h 09m

1 stop

CVG11:38 amCincinnati Cinci./N. Kentucky

Oct 12

CVG12:43 pmCincinnati Cinci./N. Kentucky

5h 57m

1 stop

STL5:40 pmLambert-St Louis

$103

Frontier

Oct 26

STL6:35 pmLambert-St Louis

16h 08m

1 stop

CVG11:43 amCincinnati Cinci./N. Kentucky

Oct 29

CVG5:18 pmCincinnati Cinci./N. Kentucky

25h 22m

1 stop

STL5:40 pmLambert-St Louis

$112

Frontier

Oct 7

STL2:29 pmLambert-St Louis

16h 21m

1 stop

CVG7:50 amCincinnati Cinci./N. Kentucky

Oct 14

CVG12:43 pmCincinnati Cinci./N. Kentucky

5h 57m

1 stop

STL5:40 pmLambert-St Louis

$113

Southern / Mokulele flights from St. Louis to Kentucky

Our best Southern / Mokulele deals on St. Louis to Kentucky flight tickets

Southern / Mokulele

Oct 16

STL2:00 pmLambert-St Louis

4h 03m

1 stop

BNA6:03 pmNashville Intl

Oct 19

BNA9:30 amNashville Intl

3h 51m

1 stop

STL1:21 pmLambert-St Louis

$150

Southern / Mokulele

Nov 25

STL2:00 pmLambert-St Louis

4h 03m

1 stop

BNA6:03 pmNashville Intl

Nov 29

BNA9:30 amNashville Intl

3h 51m

1 stop

STL1:21 pmLambert-St Louis

$167

Southern / Mokulele

Nov 22

STL2:00 pmLambert-St Louis

4h 03m

1 stop

BNA6:03 pmNashville Intl

Nov 29

BNA9:30 amNashville Intl

3h 51m

1 stop

STL1:21 pmLambert-St Louis

$171

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCincinnati

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

STLCVG

Lambert-St Louis

Mon 10/5

2:29 pm-11:38 am

1 stop20h 09m

Cincinnati Cinci./N. Kentucky

Mon 10/12

12:43 pm-5:40 pm

1 stop5h 57m

$103

St. LouisCincinnati

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

STLCVG

Lambert-St Louis

Mon 10/26

6:35 pm-11:43 am

1 stop16h 08m

Cincinnati Cinci./N. Kentucky

Thu 10/29

5:18 pm-5:40 pm

1 stop25h 22m

$112

Quickest round-trip

St. LouisNashville

STL Lambert-St Louis - BNA Nashville Intl

STLBNA

Lambert-St Louis

Tue 10/6

2:10 pm-3:20 pm

Nonstop1h 10m

Nashville Intl

Tue 10/13

6:30 am-7:45 am

Nonstop1h 15m

$117

St. LouisNashville

STL Lambert-St Louis - BNA Nashville Intl

STLBNA

Lambert-St Louis

Sat 10/24

7:20 am-8:30 am

Nonstop1h 10m

Nashville Intl

Mon 10/26

10:25 pm-11:40 pm

Nonstop1h 15m

$117

St. LouisNashville

STL Lambert-St Louis - BNA Nashville Intl

STLBNA

Lambert-St Louis

Fri 10/16

2:00 pm-6:03 pm

1 stop4h 03m

Nashville Intl

Mon 10/19

9:30 am-1:21 pm

1 stop3h 51m

$150

St. LouisNashville

STL Lambert-St Louis - BNA Nashville Intl

STLBNA

Lambert-St Louis

Wed 11/25

2:00 pm-6:03 pm

1 stop4h 03m

Nashville Intl

Sun 11/29

9:30 am-1:21 pm

1 stop3h 51m

$167

St. LouisNashville

STL Lambert-St Louis - BNA Nashville Intl

STLBNA

Lambert-St Louis

Thu 10/1

6:39 pm-4:45 pm

1 stop22h 06m

Nashville Intl

Tue 4/6

9:40 am-1:31 pm

1 stop3h 51m

$169

St. LouisNashville

STL Lambert-St Louis - BNA Nashville Intl

STLBNA

Lambert-St Louis

Sun 10/4

2:00 pm-6:03 pm

1 stop4h 03m

Nashville Intl

Tue 10/6

9:43 am-1:10 pm

2 stops27h 27m

$194

St. LouisKnoxville

STL Lambert-St Louis - TYS Knoxville McGhee Tyson

STLTYS

Lambert-St Louis

Tue 10/13

5:00 am-11:05 am

1 stop5h 05m

Knoxville McGhee Tyson

Sat 10/17

6:55 pm-12:19 am

1 stop6h 24m

$243

St. LouisKnoxville

STL Lambert-St Louis - TYS Knoxville McGhee Tyson

STLTYS

Lambert-St Louis

Sat 10/3

1:49 pm-7:43 pm

1 stop4h 54m

Knoxville McGhee Tyson

Mon 10/5

7:58 pm-11:59 pm

1 stop5h 01m

$243

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 St. Louis to Kentucky

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

Airlines

Other information

What is the cheapest airline that flies from Lambert-St Louis to Kentucky?

Frontier, Delta, and United Airlines are the most popular carriers operating from Lambert-St Louis to Kentucky

Cheap St. Louis to Kentucky flight deals and tips

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

Best Price Found	$48
Fastest flight time	1h 10m
Direct flights	Every day
Airports in Kentucky	43 airports

The best one-way flight to Kentucky from St. Louis in the past 72 hours is $48. The best round-trip flight deal from St. Louis to Kentucky found on momondo in the last 72 hours is $103.

The fastest flight from St. Louis to Kentucky takes 1h 10m

Direct flights go from St. Louis to Kentucky every day.

There are 43 airports in Kentucky. From St. Louis there are direct flights to Nashville Intl (BNA).

Search flight deals

Frequently asked questions about flying from St. Louis to Kentucky

When did momondo last update prices for flights from Lambert-St Louis Airport to Kentucky?
Prices for flights from Lambert-St Louis Airport to Kentucky refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Kentucky?
As of September 2026, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Kentucky.
How old do you have to be to fly from Lambert-St Louis Airport to Kentucky?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Kentucky.
What documentation or ID do you need to fly to Kentucky?
The travel and health documents you'll need for your trip to Kentucky may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kentucky. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Kentucky

Compare and see reviews for airlines that fly from St. Louis to Kentucky with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $279	Free Cancellation	Rating 7.4 10,194 reviews		Search United Airlines flights
Delta	PriceFrom $308	Free Cancellation	Rating 7.8 8,554 reviews		Search Delta flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kentucky from St. Louis.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Kentucky.

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

Yes. momondo can track prices for St. Louis to Kentucky flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.