HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$54+ Cheap flights from Louisiana to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — STL
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisiana to St. Louis with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisiana to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Louisiana (USLA) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Louisiana to St. Louis

Cheapest flights from Louisiana to St. Louis
Explore the most affordable flight options available from Louisiana to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This CheapOair deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/93:09 pmMSY - STL
1 stop8h 15mMultiple Airlines
Thu 1/93:48 pmSTL - MSY
1 stop15h 48mMultiple Airlines
Deal found 11/19$200
This CheapOair deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/123:16 pmMSY - STL
1 stop16h 57mFrontier
Sun 12/155:02 pmSTL - MSY
1 stop21h 03mFrontier
Deal found 11/19$218
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1212:15 pmLFT - STL
1 stop4h 23mUnited Airlines
Mon 12/1611:05 amSTL - LFT
1 stop6h 27mUnited Airlines
Deal found 11/19$248
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/135:15 amBTR - STL
1 stop4h 32mUnited Airlines
Wed 12/258:30 amSTL - BTR
1 stop7h 18mUnited Airlines
Deal found 11/19$248
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1312:33 pmMSY - STL
3 stops26h 48mSpirit Airlines
Tue 12/314:27 pmSTL - MSY
1 stop15h 14mSpirit Airlines
Deal found 11/19$251
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/235:04 pmLFT - STL
1 stop4h 38mDelta
Mon 12/305:17 pmSTL - LFT
1 stop4h 54mDelta
Deal found 11/19$253
This Delta deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/155:29 amMSY - STL
1 stop6h 34mDelta
Mon 12/167:15 amSTL - MSY
1 stop5h 00mDelta
Deal found 11/18$258
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/103:30 pmMSY - STL
1 stop5h 21mUnited Airlines
Mon 12/305:59 pmSTL - MSY
1 stop5h 27mUnited Airlines
Deal found 11/19$275
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/125:20 amLFT - STL
1 stop5h 27mAmerican Airlines
Mon 12/165:45 amSTL - LFT
2 stops10h 06mAmerican Airlines
Deal found 11/19$283
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/236:30 pmSHV - STL
1 stop4h 08mAmerican Airlines
Mon 11/255:17 amSTL - SHV
1 stop4h 25mAmerican Airlines
Deal found 11/19$284
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/107:00 amMSY - STL
1 stop5h 56mAmerican Airlines
Mon 12/305:58 pmSTL - MSY
1 stop6h 13mAmerican Airlines
Deal found 11/19$288
This United Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/42:15 pmSHV - STL
1 stop6h 36mUnited Airlines
Sun 12/86:15 amSTL - SHV
1 stop5h 09mUnited Airlines
Deal found 11/18$309

Find flights from Louisiana to St. Louis within your budget

Customize your flight search to find flights from Louisiana 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, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Mon 12/9

3:09 pm-11:24 pm

1 stop8h 15m

Lambert-St Louis

Thu 1/9

3:48 pm-7:36 am

1 stop15h 48m

$200

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Thu 12/12

3:16 pm-8:13 am

1 stop16h 57m

Lambert-St Louis

Sun 12/15

5:02 pm-2:05 pm

1 stop21h 03m

$218

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Thu 12/12

12:15 pm-4:38 pm

1 stop4h 23m

Lambert-St Louis

Mon 12/16

11:05 am-5:32 pm

1 stop6h 27m

$248

Baton RougeSt. Louis

BTR - STL

BTRSTL

Baton Rouge Ryan

Fri 12/13

5:15 am-9:47 am

1 stop4h 32m

Lambert-St Louis

Wed 12/25

8:30 am-3:48 pm

1 stop7h 18m

$248

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Fri 12/13

12:33 pm-3:21 pm

3 stops26h 48m

Lambert-St Louis

Tue 12/31

4:27 pm-7:41 am

1 stop15h 14m

$251

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Mon 12/23

5:04 pm-9:42 pm

1 stop4h 38m

Lambert-St Louis

Mon 12/30

5:17 pm-10:11 pm

1 stop4h 54m

$253

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Wed 4/16

6:38 am-11:17 am

1 stop4h 39m

Lambert-St Louis

Sun 4/20

1:08 pm-8:50 pm

1 stop7h 42m

$258

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Fri 12/13

7:17 pm-11:43 pm

1 stop4h 26m

Lambert-St Louis

Mon 12/16

4:11 pm-9:38 pm

1 stop5h 27m

$260

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Tue 12/10

3:30 pm-8:51 pm

1 stop5h 21m

Lambert-St Louis

Mon 12/30

5:59 pm-11:26 pm

1 stop5h 27m

$275

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Thu 12/12

5:20 am-10:47 am

1 stop5h 27m

Lambert-St Louis

Mon 12/16

5:45 am-3:51 pm

2 stops10h 06m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 26 results
1
2
3

Best time to book a flight from Louisiana to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Louisiana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Louisiana to St. Louis

Get recent, data-driven insights about flights from Louisiana to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Louisiana to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Louisiana to St. Louis (average of $308). Flying from Louisiana to St. Louis in March is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LA to STL?

Find hourly flight availability from Louisiana to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Louisiana to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated November 20, 2024.
Peruse reviews from past customers who have flown with Delta, American Airlines and United Airlines from Louisiana to St. Louis to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Louisiana to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Louisiana?

    If you book a flight to St. Louis from Louisiana, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

  • How popular is this Louisiana to St. Louis flight route?

    This flight path from Louisiana to Lambert-St Louis was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Louisiana to St. Louis one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $54. Users have also found prices from $100 and $101 on United Airlines and Spirit Airlines, respectively.

  • What are the most popular routes from Louisiana to St. Louis?

    The most popular route from Louisiana to St. Louis is New Orleans Louis Armstrong - Lambert-St Louis. You may also consider Lafayette Regional - Lambert-St Louis or Baton Rouge Ryan - Lambert-St Louis.

  • What are the cheapest flights from Louisiana to St. Louis?

    Looking at all options, your cheapest flight can be booked for $192. While the most popular route (New Orleans Louis Armstrong - Lambert-St Louis) can be booked for $185 on average our data indicates $391 when flying from Louisiana to St. Louis.

  • Can I find deals for flights from Louisiana to St. Louis that include hotel bookings?

    Yes. In addition to deals on Louisiana to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to St. Louis.

  • Can I find deals for business class flights from Louisiana to St. Louis?

    Yes. Cheapflights offers flight deals from Louisiana to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisiana to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Louisiana to St. Louis (average of $308). Flying from Louisiana to St. Louis in March is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisiana to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Kansas City flights
Dulles Intl to Kansas City flights
John F Kennedy Intl to Kansas City flights
LaGuardia to Kansas City flights
Newark to Kansas City flights
Newark to St. Louis flights
Baltimore to Kansas City flights
LaGuardia to St. Louis flights
Dallas/Fort Worth to Kansas City flights
Los Angeles to Kansas City flights
Dulles Intl to St. Louis flights
Denver to Kansas City flights
Boston to Kansas City flights
John F Kennedy Intl to St. Louis flights
Atlanta to St. Louis flights
O'Hare Intl to Kansas City flights
Reagan-National to St. Louis flights
Seattle to Kansas City flights
Dallas/Fort Worth to St. Louis flights
Denver to St. Louis flights
Orlando to Kansas City flights
Minneapolis to Kansas City flights
Baltimore to St. Louis flights
Los Angeles to St. Louis flights
Atlanta to Kansas City flights
San Francisco to St. Louis flights
Minneapolis to St. Louis flights
Boston to St. Louis flights
Orlando to St. Louis flights
O'Hare Intl to St. Louis flights
Ontario to Kansas City flights
Philadelphia to Kansas City flights
Detroit to Kansas City flights
Hobby to St. Louis flights
San Francisco to Kansas City flights
Seattle to St. Louis flights
Hobby to Kansas City flights
Philadelphia to St. Louis flights
Detroit to St. Louis flights
George Bush Intcntl to St. Louis flights
Love Field to Kansas City flights
Sky Harbor Intl to Kansas City flights
Charlotte to St. Louis flights
Portland to Kansas City flights
George Bush Intcntl to Kansas City flights
Sky Harbor Intl to St. Louis flights
Tampa to Kansas City flights
Charlotte to Kansas City flights
Salt Lake City to Kansas City flights
Miami to St. Louis flights

Top 6 airlines flying from Louisiana to St. Louis

Discover the top 6 airlines that operate flights from Louisiana to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$125Average$344FlexibilityNo cancel feeOn-time71%
FrontierCheapest$127Average$168FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$129Average$180FlexibilityNo cancel feeOn-time65%
DeltaCheapest$195Average$287FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$198Average$359FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$323Average$441FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines