How many flights depart from St. Louis to Louisiana on average per day?

1 flights are operational daily from St. Louis to Louisiana as of June 2026. The most popular departure time for this route is 8:00AM, with 57% of flights per day taking off in the evening.

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

The number of flights available between St. Louis and Louisiana is 13 per week as of June 2026. The most frequent departure day is Tue, with 23% of weekly flights leaving on this day.

What airlines fly to Louisiana?

Southwest, American Airlines and United Airlines are the top three most popular airlines that fly to Louisiana from St. Louis according to our data. Southwest is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Louisiana. Keep in mind that there are 5 different airlines that fly to Louisiana on a routine basis, so you have a few additional options to choose from.

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

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

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

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

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

As of June 2026, there are 5 operators available to choose from for flights from Lambert-St Louis Airport to Louisiana.

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

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 Louisiana.

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

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

$91 Cheap Flights from St. Louis to Louisiana in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Louisiana

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:33 pm - 5:08 pm

STL

MSY

25h 35m

1 stop

6:05 pm - 2:48 pm

MSY

STL

20h 43m

1 stop

$197Frontier

Wed, Aug 19 - Tue, Aug 25

5:06 pm - 4:26 pm

STL

MSY

23h 20m

1 stop

5:07 pm - 8:57 am

MSY

STL

15h 50m

1 stop

$221Frontier

Fri, Jul 3 - Tue, Jul 7

3:41 pm - 1:29 pm

STL

MSY

21h 48m

1 stop

5:07 pm - 8:57 am

MSY

STL

15h 50m

1 stop

$232Frontier

Sun, Aug 2 - Tue, Aug 4

8:25 am - 10:10 am

STL

MSY

1h 45mnonstop

6:10 pm - 7:55 pm

MSY

STL

1h 45mnonstop

$244Southwest

Wed, Aug 19 - Tue, Aug 25

5:18 pm - 10:51 pm

STL

SHV

5h 33m

1 stop

2:36 pm - 6:32 pm

SHV

STL

3h 56m

1 stop

$299American Airlines

Mon, Jun 29 - Sat, Jul 11

6:30 pm - 10:44 pm

STL

SHV

4h 14m

1 stop

9:30 am - 9:26 pm

SHV

STL

11h 56m

2 stops

$304United Airlines

Mon, Jun 29 - Sat, Jul 11

8:38 am - 1:42 pm

STL

BTR

5h 04m

1 stop

7:36 pm - 12:04 am

BTR

STL

4h 28m

1 stop

$307American Airlines

Sat, Jul 4 - Fri, Jul 10

6:00 am - 10:59 am

STL

AEX

4h 59m

1 stop

5:09 pm - 11:53 pm

AEX

STL

6h 44m

1 stop

$308Delta

Tue, Jul 7 - Mon, Jul 13

7:08 am - 12:47 pm

STL

BTR

5h 39m

1 stop

4:00 pm - 10:15 pm

BTR

STL

6h 15m

1 stop

$317Delta

Thu, Jul 16 - Wed, Jul 22

6:15 am - 11:23 am

STL

SHV

5h 08m

1 stop

5:15 am - 9:42 am

SHV

STL

4h 27m

1 stop

$334United Airlines

Thu, Oct 29 - Sun, Nov 1

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Frontier flights from St. Louis to Louisiana

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

Frontier

Aug 19

STL3:33 pmLambert-St Louis

25h 35m

1 stop

MSY5:08 pmNew Orleans Louis Armstrong

Aug 25

MSY6:05 pmNew Orleans Louis Armstrong

20h 43m

1 stop

STL2:48 pmLambert-St Louis

$197

Frontier

Jul 3

STL5:06 pmLambert-St Louis

23h 20m

1 stop

MSY4:26 pmNew Orleans Louis Armstrong

Jul 7

MSY5:07 pmNew Orleans Louis Armstrong

15h 50m

1 stop

STL8:57 amLambert-St Louis

$221

Frontier

Aug 2

STL3:41 pmLambert-St Louis

21h 48m

1 stop

MSY1:29 pmNew Orleans Louis Armstrong

Aug 4

MSY5:07 pmNew Orleans Louis Armstrong

15h 50m

1 stop

STL8:57 amLambert-St Louis

$232

Southwest flights from St. Louis to Louisiana

Our best Southwest deals on St. Louis to Louisiana flight tickets

Southwest

Aug 19

STL8:25 amLambert-St Louis

1h 45m

MSY10:10 amNew Orleans Louis Armstrong

Aug 25

MSY6:10 pmNew Orleans Louis Armstrong

1h 45m

STL7:55 pmLambert-St Louis

$244

Southwest

Aug 19

STL10:15 amLambert-St Louis

5h 20m

1 stop

MSY3:35 pmNew Orleans Louis Armstrong

Aug 25

MSY10:20 amNew Orleans Louis Armstrong

6h 05m

2 stops

STL4:25 pmLambert-St Louis

$257

Southwest

Sep 19

STL11:15 amLambert-St Louis

8h 10m

1 stop

MSY7:25 pmNew Orleans Louis Armstrong

Sep 23

MSY1:55 pmNew Orleans Louis Armstrong

6h 00m

1 stop

STL7:55 pmLambert-St Louis

$288

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Wed 8/19

3:33 pm-5:08 pm

1 stop25h 35m

New Orleans Louis Armstrong

Tue 8/25

6:05 pm-2:48 pm

1 stop20h 43m

$197

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Fri 7/3

5:06 pm-4:26 pm

1 stop23h 20m

New Orleans Louis Armstrong

Tue 7/7

5:07 pm-8:57 am

1 stop15h 50m

$221

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Sun 8/2

3:41 pm-1:29 pm

1 stop21h 48m

New Orleans Louis Armstrong

Tue 8/4

5:07 pm-8:57 am

1 stop15h 50m

$232

Quickest round-trip

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Wed 8/19

8:25 am-10:10 am

Nonstop1h 45m

New Orleans Louis Armstrong

Tue 8/25

6:10 pm-7:55 pm

Nonstop1h 45m

$244

St. LouisShreveport

STL - SHV

STLSHV

Lambert-St Louis

Mon 6/29

5:18 pm-10:51 pm

1 stop5h 33m

Shreveport

Sat 7/11

2:36 pm-6:32 pm

1 stop3h 56m

$299

St. LouisShreveport

STL - SHV

STLSHV

Lambert-St Louis

Mon 6/29

6:30 pm-10:44 pm

1 stop4h 14m

Shreveport

Sat 7/11

9:30 am-9:26 pm

2 stops11h 56m

$304

St. LouisBaton Rouge

STL - BTR

STLBTR

Lambert-St Louis

Sat 7/4

8:38 am-1:42 pm

1 stop5h 04m

Baton Rouge Ryan

Fri 7/10

7:36 pm-12:04 am

1 stop4h 28m

$307

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Tue 7/7

6:00 am-10:59 am

1 stop4h 59m

Alexandria

Mon 7/13

5:09 pm-11:53 pm

1 stop6h 44m

$308

St. LouisBaton Rouge

STL - BTR

STLBTR

Lambert-St Louis

Thu 7/16

7:08 am-12:47 pm

1 stop5h 39m

Baton Rouge Ryan

Wed 7/22

4:00 pm-10:15 pm

1 stop6h 15m

$317

St. LouisShreveport

STL - SHV

STLSHV

Lambert-St Louis

Thu 10/29

6:15 am-11:23 am

1 stop5h 08m

Shreveport

Sun 11/1

5:15 am-9:42 am

1 stop4h 27m

$334

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 Louisiana

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

Prices

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Other information

What is the cheapest month to fly to Louisiana?

In general, December is the cheapest month to fly from St. Louis to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $82. The month of October is another great option to travel to Louisiana, with average flight prices from St. Louis averaging around $89.

What is the cheapest day to depart on your flight to Louisiana?

According to our data, Tuesday is the cheapest day to fly to Louisiana from St. Louis. The lowest ticket price found for a Tuesday departure recently was $345. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Saturday is $444.

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is at noon when flights can be purchased for as low as $409. In contrast, the most expensive time of day to depart to Louisiana is in the evening when prices are around $455.

What is the cheapest Lambert-St Louis to Louisiana flight route?

Fly from Lambert-St Louis to New Orleans Louis Armstrong for the best Lambert-St Louis - Louisiana flight prices

How far in advance should I book a flight from St. Louis to Louisiana?

You are more likely to see cheaper flights to Louisiana from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $395 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from St. Louis for as low as $292 on momondo.

What cabin class options are available on St. Louis to Louisiana flights?

There is only 1 cabin class available to choose from on St. Louis to Louisiana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Louisiana flights?

You could potentially save up to 12% on your flight if you consider stops on a St. Louis to Louisiana flight.

Cheap St. Louis to Louisiana flight deals and tips

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

Best Price Found	$367
Fastest flight time	1h 45m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in Louisiana	31 airports

The best flight deal from St. Louis to Louisiana found on momondo in the last 72 hours is $367

The fastest flight from St. Louis to Louisiana takes 1h 45m

Direct flights go from St. Louis to Louisiana on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 31 airports in Louisiana. From St. Louis there are direct flights to New Orleans Louis Armstrong (MSY).

Search flight deals

Frequently asked questions about flying from St. Louis to Louisiana

When did momondo last update prices for flights from Lambert-St Louis Airport to Louisiana?
Prices for flights from Lambert-St Louis Airport to Louisiana refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Louisiana?
As of June 2026, there are 5 operators available to choose from for flights from Lambert-St Louis Airport to Louisiana.
How old do you have to be to fly from Lambert-St Louis Airport to Louisiana?
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 Louisiana.
What documentation or ID do you need to fly to Louisiana?
The travel and health documents you'll need for your trip to Louisiana 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 Louisiana. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from St. Louis to Louisiana?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from St. Louis to Louisiana is Boeing 737 MAX 8 (47.90% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (32.77%), Boeing 737 (5.88%), and Boeing 737-800 (2.52%).

Best airlines flying from St. Louis to Louisiana

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $82	Free Cancellation	Rating 5.6 2,902 reviews	Search Frontier flights
Delta	PriceFrom $93	Free Cancellation	Rating 7.9 8,394 reviews	Search Delta flights
American Airlines	PriceFrom $186	Free Cancellation	Rating 7.1 11,640 reviews	Search American Airlines flights
United Airlines	PriceFrom $196	Free Cancellation	Rating 7.4 9,796 reviews	Search United Airlines flights
Southwest	PriceFrom $240	Free Cancellation	Rating 7.9 4,240 reviews	Search Southwest flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Louisiana. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from St. Louis to Louisiana with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Louisiana from St. Louis.

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

Yes momondo offers price alerts on flights to Louisiana from St. Louis. 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 Louisiana trip

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Popular cities in Louisiana

Flights to New Yorkfrom $72

Flights to Los Angelesfrom $49

Flights to Miamifrom $79

Flights to Orlandofrom $64

Flights to Chicagofrom $73

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $56

Flights to Washington, D.C.from $58

Flights to Bostonfrom $70

Flights to Atlantafrom $66

Flights to Dallasfrom $82

Flights to Fort Lauderdalefrom $55

Cheap flights from St. Louis to Louisiana from $91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Louisiana departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from St. Louis to Louisiana

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

Southwest flights from St. Louis to Louisiana

Our best Southwest deals on St. Louis to Louisiana flight tickets

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See travel insights to Louisiana from

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

What is the cheapest month to fly to Louisiana?

What is the cheapest day to depart on your flight to Louisiana?

What is the cheapest time of day to depart on your flight to Louisiana?

What is the cheapest Lambert-St Louis to Louisiana flight route?

How far in advance should I book a flight from St. Louis to Louisiana?

What cabin class options are available on St. Louis to Louisiana flights?

Can stopping save me money on St. Louis to Louisiana flights?

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

What airlines fly to Louisiana?

How many flights depart from St. Louis to Louisiana on average per day?

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

Cheap St. Louis to Louisiana flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Louisiana

Frequently asked questions about flying from St. Louis to Louisiana

Best airlines flying from St. Louis to Louisiana

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

Why use momondo?

An easier way to manage your Louisiana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Louisiana

Popular cities in Louisiana

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

Louisiana flight routes

According to popular flight searches on momondo this year

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