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Cheap flights from Lake Charles to St. Louis from $317

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Lake Charles to St. Louis departing on 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Lake Charles to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:33 pm - 11:59 pm
LCH
-
STL
5h 26m
1 stop
American Airlines Logo
5:29 am - 9:48 am
STL
-
LCH
4h 19m
1 stop
$317American Airlines
Sat, Jun 13 - Sat, Jun 20
American Airlines Logo
6:02 pm - 11:59 pm
LCH
-
STL
5h 57m
1 stop
American Airlines Logo
5:29 am - 9:48 am
STL
-
LCH
4h 19m
1 stop
$318American Airlines
Wed, Jun 3 - Tue, Jun 16
American Airlines Logo
6:02 pm - 11:59 pm
LCH
-
STL
5h 57m
1 stop
American Airlines Logo
5:25 am - 9:48 am
STL
-
LCH
4h 23m
1 stop
$328American Airlines
Wed, May 27 - Sun, May 31
United Airlines Logo
2:13 pm - 8:50 pm
LCH
-
STL
6h 37m
1 stop
United Airlines Logo
2:57 pm - 9:34 pm
STL
-
LCH
6h 37m
1 stop
$339United Airlines
Sat, May 23 - Wed, May 27
American Airlines Logo
6:02 pm - 11:59 pm
LCH
-
STL
5h 57m
1 stop
American Airlines Logo
7:00 am - 5:32 pm
STL
-
LCH
10h 32m
2 stops
$344American Airlines
Sat, May 23 - Wed, May 27
American Airlines Logo
6:02 pm - 11:59 pm
LCH
-
STL
5h 57m
1 stop
American Airlines Logo
7:03 am - 5:32 pm
STL
-
LCH
10h 29m
2 stops
$416American Airlines
Wed, Jun 3 - Tue, Jun 16
American Airlines Logo
6:01 am - 4:30 pm
LCH
-
STL
10h 29m
2 stops
American Airlines Logo
5:25 am - 9:48 am
STL
-
LCH
4h 23m
1 stop
$448American Airlines
Wed, May 27 - Sun, May 31
United Airlines Logo
6:12 pm - 3:38 pm
LCH
-
STL
21h 26m
2 stops
United Airlines Logo
3:13 pm - 9:36 pm
STL
-
LCH
6h 23m
1 stop
$508United Airlines
Wed, Aug 19 - Sat, Aug 22
American Airlines Logo
10:18 am - 12:16 am
LCH
-
STL
13h 58m
2 stops
American Airlines Logo
5:29 am - 9:48 am
STL
-
LCH
4h 19m
1 stop
$513American Airlines
Sat, Jun 13 - Sat, Jun 20
United Airlines Logo
2:15 pm - 10:10 am
LCH
-
STL
19h 55m
1 stop
United Airlines Logo
3:13 pm - 9:36 pm
STL
-
LCH
6h 23m
1 stop
$533United Airlines
Wed, Aug 19 - Sat, Aug 22

American Airlines flights from Lake Charles to St. Louis

Our best American Airlines deals on Lake Charles to St. Louis flight tickets
American Airlines
Jun 13
LCH6:33 pmLake Charles
5h 26m
1 stop
STL11:59 pmLambert-St Louis
Jun 20
STL5:29 amLambert-St Louis
4h 19m
1 stop
LCH9:48 amLake Charles
$317
American Airlines
Jun 3
LCH6:02 pmLake Charles
5h 57m
1 stop
STL11:59 pmLambert-St Louis
Jun 16
STL5:29 amLambert-St Louis
4h 19m
1 stop
LCH9:48 amLake Charles
$318
American Airlines
May 27
LCH6:02 pmLake Charles
5h 57m
1 stop
STL11:59 pmLambert-St Louis
May 31
STL5:25 amLambert-St Louis
4h 23m
1 stop
LCH9:48 amLake Charles
$328

United Airlines flights from Lake Charles to St. Louis

Our best United Airlines deals on Lake Charles to St. Louis flight tickets
United Airlines
May 23
LCH2:13 pmLake Charles
6h 37m
1 stop
STL8:50 pmLambert-St Louis
May 27
STL2:57 pmLambert-St Louis
6h 37m
1 stop
LCH9:34 pmLake Charles
$339
United Airlines
Aug 19
LCH6:12 pmLake Charles
21h 26m
2 stops
STL3:38 pmLambert-St Louis
Aug 22
STL3:13 pmLambert-St Louis
6h 23m
1 stop
LCH9:36 pmLake Charles
$508
United Airlines
May 13
LCH6:05 pmLake Charles
4h 25m
1 stop
STL10:30 pmLambert-St Louis
May 16
STL6:00 amLambert-St Louis
7h 13m
1 stop
LCH1:13 pmLake Charles
$523

momondo Fare Finder

 
Customize your flight search to find flights from Lake Charles to St. Louis 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, momondo users made 832,500 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Lake Charles to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 6/13

6:33 pm-11:59 pm

1 stop5h 26m

Lambert-St Louis

Sat 6/20

5:29 am-9:48 am

1 stop4h 19m

$317

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 6/3

6:02 pm-11:59 pm

1 stop5h 57m

Lambert-St Louis

Tue 6/16

5:29 am-9:48 am

1 stop4h 19m

$318

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 5/27

6:02 pm-11:59 pm

1 stop5h 57m

Lambert-St Louis

Sun 5/31

5:25 am-9:48 am

1 stop4h 23m

$328

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

2:13 pm-8:50 pm

1 stop6h 37m

Lambert-St Louis

Wed 5/27

2:57 pm-9:34 pm

1 stop6h 37m

$339

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

6:02 pm-11:59 pm

1 stop5h 57m

Lambert-St Louis

Wed 5/27

7:00 am-5:32 pm

2 stops10h 32m

$344

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 6/3

6:02 pm-11:59 pm

1 stop5h 57m

Lambert-St Louis

Tue 6/16

7:03 am-5:32 pm

2 stops10h 29m

$416

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 5/27

6:01 am-4:30 pm

2 stops10h 29m

Lambert-St Louis

Sun 5/31

5:25 am-9:48 am

1 stop4h 23m

$448

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 8/19

6:12 pm-3:38 pm

2 stops21h 26m

Lambert-St Louis

Sat 8/22

3:13 pm-9:36 pm

1 stop6h 23m

$508

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 6/13

10:18 am-12:16 am

2 stops13h 58m

Lambert-St Louis

Sat 6/20

5:29 am-9:48 am

1 stop4h 19m

$513

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 8/19

2:15 pm-10:10 am

1 stop19h 55m

Lambert-St Louis

Sat 8/22

3:13 pm-9:36 pm

1 stop6h 23m

$533

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Lake Charles to St. Louis

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

Cheap Lake Charles to St. Louis (LCH to STL) flight deals and tips

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

Fastest flight time

4h 25m

Direct flights

None
The fastest flight from Lake Charles to St. Louis takes 4h 25m
There are no direct flights from Lake Charles to St. Louis. There are no popular flight routes from Lake Charles to St. Louis.
Search flight deals

Frequently asked questions about flying from Lake Charles to St. Louis

  • How far is Lake Charles to Lambert-St Louis by plane?

    Lambert-St Louis is 605.6 mi away from Lake Charles. Typically, this will take 4h 25m by plane in normal conditions.

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

    Prices for flights from Lake Charles Airport to Lambert-St Louis Airport were last updated today.

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

  • How old do you have to be to fly from Lake Charles Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lake Charles Airport to Lambert-St Louis Airport.

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

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Lake Charles to St. Louis?

Best airlines flying from Lake Charles to St. Louis

Compare and see reviews for airlines that fly from Lake Charles to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $248Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights

Frequently asked questions about flying from Lake Charles to St. Louis

  • How do I get Price Alerts for flights from Lake Charles to St. Louis?

    Price Alerts will notify you by email when the price for flights to St. Louis from Lake Charles decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Lake Charles to St. Louis with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near St. Louis?

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

Why use momondo?

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

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 St. Louis from Lake Charles.

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

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

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

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 Lake Charles to St. Louis.

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

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

An easier way to manage your St. Louis trip

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Fri 6/12
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