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Cheap flights from Louisville to St. Louis from $157

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Louisville to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:16 am - 8:57 pmSDF  Louisville Intl-STL Lambert-St Louis
11h 41m1 stop Chicago O'Hare Intl
American Airlines Logo
7:29 am - 9:35 pmSTL  Lambert-St Louis-SDF Louisville Intl
13h 06m1 stop Chicago O'Hare Intl
$303American Airlines
Wed, Oct 21 - Wed, Oct 28
Delta Logo
3:26 pm - 6:15 pmSDF  Louisville Intl-STL Lambert-St Louis
3h 49m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:35 pm - 10:37 pmSTL  Lambert-St Louis-SDF Louisville Intl
4h 02m1 stop Atlanta Hartsfield-Jackson
$315Delta
Tue, Oct 20 - Mon, Oct 26
Southwest Logo
3:00 pm - 7:55 pmSDF  Louisville Intl-STL Lambert-St Louis
5h 55m1 stop Dallas Love Field
Southwest Logo
5:50 am - 12:15 pmSTL  Lambert-St Louis-SDF Louisville Intl
5h 25m2 stops Chicago Midway Nashville Intl
$320Southwest
Wed, Oct 21 - Wed, Oct 28
Delta Logo
5:38 pm - 8:51 pmSDF  Louisville Intl-STL Lambert-St Louis
4h 13m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:35 pm - 11:59 pmSTL  Lambert-St Louis-SDF Louisville Intl
5h 24m1 stop Atlanta Hartsfield-Jackson
$327Delta
Tue, Oct 20 - Fri, Oct 23
Southwest Logo
7:10 am - 1:05 pmSDF  Louisville Intl-STL Lambert-St Louis
6h 55m2 stops Nashville Intl Dallas Love Field
Southwest Logo
2:25 pm - 11:05 pmSTL  Lambert-St Louis-SDF Louisville Intl
7h 40m2 stops Chicago Midway Baltimore/Washington
$337Southwest
Wed, Oct 21 - Wed, Oct 28
Southwest Logo
6:10 pm - 12:10 amSDF  Louisville Intl-STL Lambert-St Louis
7h 00m1 stop Orlando
Southwest Logo
5:10 pm - 12:25 amSTL  Lambert-St Louis-SDF Louisville Intl
6h 15m1 stop Baltimore/Washington
$339Southwest
Fri, Nov 6 - Fri, Nov 13
Southwest Logo
5:10 pm - 12:10 amSDF  Louisville Intl-STL Lambert-St Louis
8h 00m1 stop Baltimore/Washington
Southwest Logo
2:45 pm - 10:15 pmSTL  Lambert-St Louis-SDF Louisville Intl
6h 30m2 stops Austin Bergstrom Nashville Intl
$344Southwest
Fri, Nov 6 - Fri, Nov 13
American Airlines Logo
10:08 am - 11:59 pmSDF  Louisville Intl-STL Lambert-St Louis
14h 51m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 12:43 pmSTL  Lambert-St Louis-SDF Louisville Intl
6h 43m1 stop Chicago O'Hare Intl
$354American Airlines
Tue, Nov 17 - Fri, Nov 20
Delta Logo
5:38 pm - 8:51 pmSDF  Louisville Intl-STL Lambert-St Louis
4h 13m1 stop Detroit Metropolitan Wayne County
Delta Logo
2:25 pm - 7:10 pmSTL  Lambert-St Louis-SDF Louisville Intl
3h 45m1 stop Atlanta Hartsfield-Jackson
$360Delta
Sun, Oct 25 - Tue, Oct 27
Southwest Logo
3:50 pm - 10:00 pmSDF  Louisville Intl-STL Lambert-St Louis
7h 10m2 stops Nashville Intl Chicago Midway
Southwest Logo
5:45 am - 10:05 amSTL  Lambert-St Louis-SDF Louisville Intl
3h 20m1 stop Chicago Midway
$365Southwest
Tue, Nov 17 - Fri, Nov 20

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United Airlines flights from Louisville to St. Louis

Our best United Airlines deals on Louisville to St. Louis flight tickets
United Airlines
Feb 3
SDF8:55 amLouisville Intl
4h 18m
1 stop
STL12:13 pmLambert-St Louis
Feb 4
STL10:50 amLambert-St Louis
6h 27m
1 stop
SDF6:17 pmLouisville Intl
$405
United Airlines
Oct 23
SDF5:15 amLouisville Intl
7h 58m
1 stop
STL12:13 pmLambert-St Louis
Oct 23
STL5:36 pmLambert-St Louis
5h 23m
1 stop
SDF11:59 pmLouisville Intl
$500
United Airlines
Oct 9
SDF7:00 amLouisville Intl
4h 48m
1 stop
STL10:48 amLambert-St Louis
Oct 16
STL1:29 pmLambert-St Louis
6h 02m
1 stop
SDF8:31 pmLouisville Intl
$514

Southwest flights from Louisville to St. Louis

Our best Southwest deals on Louisville to St. Louis flight tickets
Southwest
Oct 21
SDF3:00 pmLouisville Intl
5h 55m
1 stop
STL7:55 pmLambert-St Louis
Oct 28
STL5:50 amLambert-St Louis
5h 25m
2 stops
SDF12:15 pmLouisville Intl
$320
Southwest
Oct 21
SDF7:10 amLouisville Intl
6h 55m
2 stops
STL1:05 pmLambert-St Louis
Oct 28
STL2:25 pmLambert-St Louis
7h 40m
2 stops
SDF11:05 pmLouisville Intl
$337
Southwest
Nov 6
SDF6:10 pmLouisville Intl
7h 00m
1 stop
STL12:10 amLambert-St Louis
Nov 13
STL5:10 pmLambert-St Louis
6h 15m
1 stop
SDF12:25 amLouisville Intl
$339

momondo Fare Finder

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

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Price

Cheapest round-trip

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Wed 10/21

10:16 am-8:57 pm

1 stop11h 41m

Lambert-St Louis

Wed 10/28

7:29 am-9:35 pm

1 stop13h 06m

$303
Quickest round-trip

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Tue 10/20

3:26 pm-6:15 pm

1 stop3h 49m

Lambert-St Louis

Mon 10/26

5:35 pm-10:37 pm

1 stop4h 02m

$315

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Wed 10/21

3:00 pm-7:55 pm

1 stop5h 55m

Lambert-St Louis

Wed 10/28

5:50 am-12:15 pm

2 stops5h 25m

$320

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Tue 10/20

5:38 pm-8:51 pm

1 stop4h 13m

Lambert-St Louis

Fri 10/23

5:35 pm-11:59 pm

1 stop5h 24m

$327

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Wed 10/21

7:10 am-1:05 pm

2 stops6h 55m

Lambert-St Louis

Wed 10/28

2:25 pm-11:05 pm

2 stops7h 40m

$337

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Fri 11/6

6:10 pm-12:10 am

1 stop7h 00m

Lambert-St Louis

Fri 11/13

5:10 pm-12:25 am

1 stop6h 15m

$339

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Fri 11/6

5:10 pm-12:10 am

1 stop8h 00m

Lambert-St Louis

Fri 11/13

2:45 pm-10:15 pm

2 stops6h 30m

$344

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Tue 11/17

10:08 am-11:59 pm

1 stop14h 51m

Lambert-St Louis

Fri 11/20

5:00 am-12:43 pm

1 stop6h 43m

$354

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Sun 10/25

5:38 pm-8:51 pm

1 stop4h 13m

Lambert-St Louis

Tue 10/27

2:25 pm-7:10 pm

1 stop3h 45m

$360

LouisvilleSt. Louis

SDF Louisville Intl - STL Lambert-St Louis

SDFSTL

Louisville Intl

Tue 11/17

3:50 pm-10:00 pm

2 stops7h 10m

Lambert-St Louis

Fri 11/20

5:45 am-10:05 am

1 stop3h 20m

$365

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 St. Louis from

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

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 airline that flies from Louisville Intl to Lambert-St Louis?

American Airlines, Delta, and Southwest are the most popular carriers operating from Louisville Intl to Lambert-St Louis

What airlines fly to St. Louis?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to St. Louis from Louisville according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 4 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

When to book flights from Louisville to St. Louis

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

Cheap Louisville to St. Louis (SDF to STL) flight deals and tips

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

Best Price Found

$157

Fastest flight time

4h 18m

Direct flights

None
The best one-way flight to St. Louis from Louisville in the past 72 hours is $157. The best round-trip flight deal from Louisville to St. Louis found on momondo in the last 72 hours is $303.
The fastest flight from Louisville to St. Louis takes 4h 18m
There are no direct flights from Louisville to St. Louis. There are no popular flight routes from Louisville to St. Louis.
Search flight deals

Frequently asked questions about flying from Louisville to St. Louis

  • How far is Louisville Intl to Lambert-St Louis by plane?

    Lambert-St Louis is 241.7 mi away from Louisville Intl. 4h 18m is a normal flight duration for this route.

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

    Prices for flights from Louisville Intl Airport to Lambert-St Louis Airport were last updated today.

  • How old do you have to be to fly from Louisville Intl Airport to Lambert-St Louis 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 Louisville Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport 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 Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Hermann
Clayton
O'Fallon
Farmington
Festus
Fenton
Edwardsville
Wentzville
Eureka
Litchfield
Grafton
Waterloo

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to St. Louis. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to St. Louis from Louisville which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Louisville to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Louisville and alert you when they change.

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