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Cheap flights from New Orleans to St. Louis from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Orleans to St. Louis departing on 1/27. 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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Find the cheapest flights from New Orleans to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from New Orleans to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from New Orleans to St. Louis.

Cheap last minute flights

Planning a quick getaway from New Orleans to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from New Orleans to St. Louis

Find recent round-trip train or bus tickets from New Orleans to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
3:25 pm - 9:06 amMSY-STL
17h 41m1 stop
5:05 pm - 2:05 pmSTL-MSY
21h 00m1 stop
$125Frontier
Find Deal
Thu, Jan 9 - Sat, Jan 11
5:24 pm - 11:31 pmMSY-STL
6h 07m1 stop
7:09 pm - 2:25 pmSTL-MSY
19h 16m1 stop
$138Frontier
Find Deal
Fri, Jan 24 - Fri, Jan 31
9:22 pm - 11:43 pmMSY-STL
26h 21m1 stop
5:20 pm - 8:22 pmSTL-MSY
27h 02m1 stop
$158Frontier
Find Deal
Fri, Feb 21 - Sun, Feb 23
3:53 pm - 8:44 pmMSY-STL
4h 51m1 stop
8:40 am - 4:12 pmSTL-MSY
7h 32m1 stop
$258United Airlines
Find Deal
Fri, Feb 21 - Mon, Feb 24
5:50 pm - 10:56 pmMSY-STL
5h 06m1 stop
6:29 pm - 12:12 amSTL-MSY
5h 43m1 stop
$259American Airlines
Find Deal
Wed, Jan 22 - Thu, Jan 23
5:00 am - 12:16 pmMSY-STL
7h 16m2 stops
4:36 pm - 11:28 pmSTL-MSY
6h 52m1 stop
$263United Airlines
Find Deal
Fri, Jan 24 - Fri, Jan 31
6:00 am - 10:48 amMSY-STL
4h 48m1 stop
12:00 pm - 11:12 pmSTL-MSY
11h 12m1 stop
$366American Airlines
Find Deal
Sun, Jan 12 - Wed, Jan 15
11:35 am - 6:05 pmMSY-STL
6h 30m1 stop
11:05 am - 4:30 pmSTL-MSY
5h 25m2 stops
$367Southwest
Find Deal
Sat, Mar 1 - Tue, Mar 4
6:05 am - 10:05 amMSY-STL
4h 00m1 stop
6:05 pm - 7:55 pmSTL-MSY
1h 50mnonstop
$371Southwest
Find Deal
Wed, Jan 22 - Thu, Jan 23
12:59 pm - 6:45 pmMSY-STL
5h 46m1 stop
5:00 pm - 11:29 pmSTL-MSY
6h 29m1 stop
$419Delta
Find Deal
Thu, Jan 9 - Fri, Jan 10
5:38 pm - 11:31 pmMSY-STL
5h 53m1 stop
$54Frontier
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Mon, Jan 27
5:24 pm - 11:31 pmMSY-STL
6h 07m1 stop
$64Frontier
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Fri, Jan 24
5:33 am - 10:33 amMSY-STL
5h 00m1 stop
$129American Airlines
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Sun, Feb 16
5:00 am - 9:51 amMSY-STL
4h 51m1 stop
$143United Airlines
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Sun, Feb 23
7:45 am - 9:35 amMSY-STL
1h 50mnonstop
$154Southwest
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Mon, Jan 27
9:00 am - 4:21 pmMSY-STL
7h 21m1 stop
$159American Airlines
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Tue, Mar 4
7:45 am - 9:35 amMSY-STL
1h 50mnonstop
$162Southwest
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Tue, Jan 28
6:00 am - 11:47 amMSY-STL
5h 47m1 stop
$163Delta
Find Deal
Sat, Jan 25
5:00 am - 9:51 amMSY-STL
4h 51m1 stop
$164United Airlines
Find Deal
Tue, Mar 25
2:56 pm - 10:17 pmMSY-STL
7h 21m1 stop
$239Delta
Find Deal
Mon, Mar 3
1:44 pm - 11:28 pmMSY-STL
9h 44m1 stop
4:24 pm - 1:59 pmSTL-MSY
21h 35m1 stop
$317Frontier
Find Deal
Tue, Dec 31 - Thu, Jan 2
1:44 pm - 11:28 pmMSY-STL
9h 44m1 stop
4:24 pm - 1:59 pmSTL-MSY
21h 35m1 stop
$346Frontier
Find Deal
Tue, Dec 31 - Thu, Jan 2
1:44 pm - 11:28 pmMSY-STL
9h 44m1 stop
6:49 pm - 9:25 pmSTL-MSY
26h 36m1 stop
$480Frontier
Find Deal
Tue, Dec 31 - Wed, Jan 1
9:54 pm - 11:28 pmMSY-STL
25h 34m1 stop
6:49 pm - 9:25 pmSTL-MSY
26h 36m1 stop
$567Frontier
Find Deal
Mon, Dec 30 - Wed, Jan 1
9:10 pm - 8:50 amMSY-STL
35h 40m3 stops
1:00 pm - 12:27 amSTL-MSY
35h 27m3 stops
Thu, Jan 2 - Sun, Jan 5
8:37 am - 12:10 pmMSY-STL
27h 33m3 stops
1:00 pm - 12:27 amSTL-MSY
35h 27m3 stops
Mon, Dec 30 - Wed, Jan 1
7:14 pm - 11:59 pmMSY-STL
4h 45m1 stop
6:25 am - 4:09 pmSTL-MSY
9h 44m2 stops
$704United Airlines
Find Deal
Thu, Jan 2 - Sun, Jan 5
5:50 am - 9:45 amMSY-STL
3h 55m1 stop
8:50 am - 10:40 amSTL-MSY
1h 50mnonstop
$797Southwest
Find Deal
Thu, Jan 2 - Sun, Jan 5
7:00 am - 3:47 pmMSY-STL
8h 47m2 stops
5:30 pm - 10:41 pmSTL-MSY
5h 11m1 stop
$803United Airlines
Find Deal
Tue, Dec 31 - Wed, Jan 1
6:50 am - 8:40 amMSY-STL
1h 50mnonstop
8:50 am - 10:40 amSTL-MSY
1h 50mnonstop
$1,031Southwest
Find Deal
Thu, Jan 2 - Sun, Jan 5
7:45 am - 9:35 amMSY-STL
1h 50mnonstop
6:05 pm - 7:55 pmSTL-MSY
1h 50mnonstop
$388Southwest
Find Deal
Fri, Jan 24 - Fri, Jan 31
5:40 pm - 7:30 pmMSY-STL
1h 50mnonstop
6:05 pm - 7:55 pmSTL-MSY
1h 50mnonstop
$389Southwest
Find Deal
Wed, Jan 22 - Thu, Jan 23
7:45 am - 9:35 amMSY-STL
1h 50mnonstop
2:10 pm - 4:00 pmSTL-MSY
1h 50mnonstop
$590Southwest
Find Deal
Tue, Feb 4 - Thu, Feb 6

Frontier flights from New Orleans to St. Louis

Our best Frontier deals on New Orleans to St. Louis flight tickets
Frontier
Jan 9
MSY3:25 pmNew Orleans Louis Armstrong
17h 41m
1 stop
STL9:06 amLambert-St Louis
Jan 11
STL5:05 pmLambert-St Louis
21h 00m
1 stop
MSY2:05 pmNew Orleans Louis Armstrong
Frontier
Jan 24
MSY5:24 pmNew Orleans Louis Armstrong
6h 07m
1 stop
STL11:31 pmLambert-St Louis
Jan 31
STL7:09 pmLambert-St Louis
19h 16m
1 stop
MSY2:25 pmNew Orleans Louis Armstrong
Frontier
Feb 21
MSY9:22 pmNew Orleans Louis Armstrong
26h 21m
1 stop
STL11:43 pmLambert-St Louis
Feb 23
STL5:20 pmLambert-St Louis
27h 02m
1 stop
MSY8:22 pmNew Orleans Louis Armstrong

United Airlines flights from New Orleans to St. Louis

Our best United Airlines deals on New Orleans to St. Louis flight tickets
United Airlines
Feb 21
MSY3:53 pmNew Orleans Louis Armstrong
4h 51m
1 stop
STL8:44 pmLambert-St Louis
Feb 24
STL8:40 amLambert-St Louis
7h 32m
1 stop
MSY4:12 pmNew Orleans Louis Armstrong
United Airlines
Jan 24
MSY5:00 amNew Orleans Louis Armstrong
7h 16m
2 stops
STL12:16 pmLambert-St Louis
Jan 31
STL4:36 pmLambert-St Louis
6h 52m
1 stop
MSY11:28 pmNew Orleans Louis Armstrong
United Airlines
Feb 20
MSY7:00 amNew Orleans Louis Armstrong
7h 36m
2 stops
STL2:36 pmLambert-St Louis
Feb 23
STL4:30 pmLambert-St Louis
5h 04m
1 stop
MSY9:34 pmNew Orleans Louis Armstrong

See travel insights to St. Louis from

How to get the cheapest flight ticket from New Orleans 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 month to fly to St. Louis?

In general, July is the cheapest month to fly from New Orleans to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $247. The month of May is another great option to travel to St. Louis, with average flight prices from New Orleans averaging around $281.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $258. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $454. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from New Orleans in the evening is the least expensive time of day to depart. momondo users have found prices as low as $243 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $402 per ticket.

What is the cheapest New Orleans Louis Armstrong to Lambert-St Louis flight route?

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

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

The best time to book a flight to St. Louis from New Orleans is 33 days out, which is when prices tend to be around $335. In the past 72 hours, momondo users found flights from New Orleans to St. Louis for as low as $163.

What cabin class options are available on New Orleans Louis Armstrong to Lambert-St Louis flights?

There are 1 cabin classes available to choose from on New Orleans Louis Armstrong to Lambert-St Louis 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 New Orleans to St. Louis flights?

You could potentially save up to 64% on your flight if you consider stops on a New Orleans to St. Louis flight.

How have New Orleans to St. Louis flight prices changed over time?

As of December 2024, prices for New Orleans to St. Louis flights are approximately 159% more expensive when compared to flights at the same time last year.

When to book flights from New Orleans to St. Louis

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

Cheap New Orleans to St. Louis (MSY to STL) flight deals and tips

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

Best Price Found

$54

Fastest flight time

1h 45m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from New Orleans in the past 72 hours is $54. The best round-trip flight deal from New Orleans to St. Louis found on momondo in the last 72 hours is $125.
The fastest flight from New Orleans to St. Louis takes 1h 45m
Direct flights go from New Orleans to St. Louis on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Southwest.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is New Orleans Louis Armstrong to Lambert-St Louis by plane?

    The distance between New Orleans Louis Armstrong and Lambert-St Louis is about 599.0 mi. Flights usually cover this in 1h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to Lambert-St Louis Airport?

    Prices for flights from New Orleans Louis Armstrong Airport to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from New Orleans Louis Armstrong 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 New Orleans Louis Armstrong 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 required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from New Orleans to St. Louis?

  • What is the most popular airline from New Orleans to St. Louis?


Best airlines flying from New Orleans to St. Louis

Compare and see reviews for airlines that fly from New Orleans to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $127Free CancellationRating
6.0
3,459 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $163Free CancellationRating
6.3
8,104 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $207Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $216Free CancellationRating
8.0
8,556 reviews
Search Delta flights
United AirlinesPriceFrom $228Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
SouthwestPriceFrom $323Free CancellationRating
8.1
4,731 reviews
Search Southwest flights
  • Southwest Flights From New Orleans to St. Louis

    The lowest priced Southwest flight from New Orleans to St. Louis from the last 72 hours was $323. Generally, Southwest has 14 flights on this route every week with an average price of $448. Southwest is rated 8.1/10 by our users.


Why use momondo?

Why should I use momondo to find a flight deal from New Orleans 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 New Orleans.

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

Yes. All flights to St. Louis from New Orleans on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential New Orleans to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from New Orleans to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.


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