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Cheap flights from Lake Charles to St. Louis from $218

This is the cheapest one-way 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 5/10. 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
1 adult, Economy, 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.
United Airlines Logo
9:30 am - 4:08 pm
LCH
-
STL
6h 38m
1 stop
United Airlines Logo
6:00 am - 1:03 pm
STL
-
LCH
7h 03m
1 stop
$334United Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
11:30 am - 5:21 pm
LCH
-
STL
5h 51m
1 stop
American Airlines Logo
7:05 am - 6:04 pm
STL
-
LCH
10h 59m
2 stops
$339American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
11:30 am - 8:09 pm
LCH
-
STL
8h 39m
2 stops
American Airlines Logo
5:51 am - 6:04 pm
STL
-
LCH
12h 13m
2 stops
$344American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
6:02 pm - 11:59 pm
LCH
-
STL
5h 57m
1 stop
American Airlines Logo
6:00 am - 5:32 pm
STL
-
LCH
11h 32m
2 stops
$365American Airlines
Sat, May 23 - Sat, May 30
American Airlines Logo
10:18 am - 8:30 pm
LCH
-
STL
10h 12m
2 stops
American Airlines Logo
7:00 am - 5:32 pm
STL
-
LCH
10h 32m
2 stops
$370American Airlines
Sat, May 23 - Sat, May 30
American Airlines Logo
6:00 am - 11:37 am
LCH
-
STL
5h 37m
1 stop
American Airlines Logo
6:11 pm - 10:41 pm
STL
-
LCH
4h 30m
1 stop
$385American Airlines
Wed, Apr 29 - Wed, Apr 29
American Airlines Logo
10:18 am - 8:30 pm
LCH
-
STL
10h 12m
2 stops
American Airlines Logo
7:00 am - 5:32 pm
STL
-
LCH
10h 32m
2 stops
$386American Airlines
Sat, May 23 - Sat, May 30
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
$403American Airlines
Sat, May 23 - Sat, May 30
United Airlines Logo
2:13 pm - 8:42 pm
LCH
-
STL
6h 29m
1 stop
United Airlines Logo
8:35 am - 1:24 pm
STL
-
LCH
4h 49m
1 stop
$423United Airlines
Sat, May 23 - Wed, May 27
United Airlines Logo
2:13 pm - 8:42 pm
LCH
-
STL
6h 29m
1 stop
United Airlines Logo
6:00 am - 5:28 pm
STL
-
LCH
11h 28m
2 stops
$429United Airlines
Sat, May 23 - Wed, May 27

American Airlines flights from Lake Charles to St. Louis

Our best American Airlines deals on Lake Charles to St. Louis flight tickets
American Airlines
Apr 18
LCH11:30 amLake Charles
5h 51m
1 stop
STL5:21 pmLambert-St Louis
Apr 25
STL7:05 amLambert-St Louis
10h 59m
2 stops
LCH6:04 pmLake Charles
$339
American Airlines
Apr 18
LCH11:30 amLake Charles
8h 39m
2 stops
STL8:09 pmLambert-St Louis
Apr 25
STL5:51 amLambert-St Louis
12h 13m
2 stops
LCH6:04 pmLake Charles
$344
American Airlines
May 23
LCH6:02 pmLake Charles
5h 57m
1 stop
STL11:59 pmLambert-St Louis
May 30
STL6:00 amLambert-St Louis
11h 32m
2 stops
LCH5:32 pmLake Charles
$365

United Airlines flights from Lake Charles to St. Louis

Our best United Airlines deals on Lake Charles to St. Louis flight tickets
United Airlines
Apr 18
LCH9:30 amLake Charles
6h 38m
1 stop
STL4:08 pmLambert-St Louis
Apr 25
STL6:00 amLambert-St Louis
7h 03m
1 stop
LCH1:03 pmLake Charles
$334
United Airlines
May 23
LCH2:13 pmLake Charles
6h 29m
1 stop
STL8:42 pmLambert-St Louis
May 27
STL8:35 amLambert-St Louis
4h 49m
1 stop
LCH1:24 pmLake Charles
$423
United Airlines
May 23
LCH2:13 pmLake Charles
6h 29m
1 stop
STL8:42 pmLambert-St Louis
May 27
STL6:00 amLambert-St Louis
11h 28m
2 stops
LCH5:28 pmLake Charles
$429

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 April 1, 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

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 4/18

9:30 am-4:08 pm

1 stop6h 38m

Lambert-St Louis

Sat 4/25

6:00 am-1:03 pm

1 stop7h 03m

$334

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 4/18

11:30 am-5:21 pm

1 stop5h 51m

Lambert-St Louis

Sat 4/25

7:05 am-6:04 pm

2 stops10h 59m

$339

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 4/18

11:30 am-8:09 pm

2 stops8h 39m

Lambert-St Louis

Sat 4/25

5:51 am-6:04 pm

2 stops12h 13m

$344

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

6:02 pm-11:59 pm

1 stop5h 57m

Lambert-St Louis

Sat 5/30

6:00 am-5:32 pm

2 stops11h 32m

$365

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

10:18 am-8:30 pm

2 stops10h 12m

Lambert-St Louis

Sat 5/30

7:00 am-5:32 pm

2 stops10h 32m

$370
Quickest round-trip

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Wed 4/29

6:00 am-11:37 am

1 stop5h 37m

Lambert-St Louis

Wed 4/29

6:11 pm-10:41 pm

1 stop4h 30m

$385

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

10:18 am-8:30 pm

2 stops10h 12m

Lambert-St Louis

Sat 5/30

7:00 am-5:32 pm

2 stops10h 32m

$386

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

6:02 pm-11:59 pm

1 stop5h 57m

Lambert-St Louis

Sat 5/30

5:25 am-9:48 am

1 stop4h 23m

$403

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

2:13 pm-8:42 pm

1 stop6h 29m

Lambert-St Louis

Wed 5/27

8:35 am-1:24 pm

1 stop4h 49m

$423

Lake CharlesSt. Louis

LCH - STL

LCHSTL

Lake Charles

Sat 5/23

2:13 pm-8:42 pm

1 stop6h 29m

Lambert-St Louis

Wed 5/27

6:00 am-5:28 pm

2 stops11h 28m

$429

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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2

See travel insights to St. Louis from

How to get the cheapest flight ticket from Lake Charles 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 Lake Charles to Lambert-St Louis?

American Airlines and United Airlines are the most popular carriers operating from Lake Charles to Lambert-St Louis

What airlines fly to St. Louis?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to St. Louis from Lake Charles according to our data. American Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 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 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

6h 29m

Direct flights

None
The fastest flight from Lake Charles to St. Louis takes 6h 29m
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 6h 29m 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
11,545 reviews
Search American Airlines flights

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
Clayton
Festus
Eureka
Edwardsville
Litchfield
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.

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