$66+ Cheap flights from St. Louis to New Orleans (STL - MSY)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSY
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to New Orleans 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.Cheapflights Tip: The best prices from Lambert-St Louis to New Orleans Louis Armstrong are usually found in April or October, booked 19 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from St. Louis to New Orleans
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to New OrleansExplore the most affordable flight options available from St. Louis to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from St. Louis to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:44 pm -
1 stop21h 29m
Tue 11/175:08 pm -
1 stop24h 32m
Deal found 9/11![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:35 pm -
1 stop22h 47m
Tue 10/205:05 pm -
1 stop24h 35m
Deal found 9/14![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
1 stop22h 47m
Tue 10/275:08 pm -
1 stop24h 32m
Deal found 9/10![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
1 stop22h 47m
Thu 10/296:22 pm -
1 stop23h 18m
Deal found 9/14![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
2 stops28h 38m
Thu 10/86:18 pm -
1 stop23h 22m
Deal found 9/10![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
2 stops27h 22m
Tue 10/205:05 pm -
1 stop24h 35m
Deal found 9/14![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:44 pm -
1 stop21h 29m
Tue 11/35:08 pm -
1 stop24h 32m
Deal found 9/13![Frontier logo]()
$188
Best flights from St. Louis to New OrleansDiscover carefully curated flight deals from St. Louis to New Orleans that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from St. Louis to New Orleans that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:05 pm -
Nonstop1h 50m
Sat 11/148:05 am -
Nonstop1h 45m
Deal found 9/14![Southwest logo]()
$305
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 11/266:00 am -
1 stop8h 23m
Fri 11/277:46 am -
1 stop15h 07m
Deal found 9/10![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/133:12 pm -
1 stop4h 56m
Thu 10/155:15 am -
1 stop4h 55m
Deal found 9/13![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 pm -
Nonstop1h 45m
Thu 10/152:25 pm -
Nonstop1h 45m
Deal found 9/13![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/26:54 pm -
1 stop4h 43m
Mon 10/57:33 am -
1 stop8h 21m
Deal found 9/10![Delta logo]()
$353
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:30 am -
Nonstop1h 45m
Wed 10/216:15 pm -
Nonstop1h 45m
Deal found 9/13![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:50 pm -
Nonstop1h 45m
Mon 10/195:00 am -
1 stop5h 00m
Deal found 9/12![Southwest logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/176:00 am -
2 stops10h 13m
Wed 10/217:00 am -
1 stop7h 10m
Deal found 9/10![United Airlines logo]()
$448
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:10 pm -
1 stop5h 25m
Sun 10/115:30 am -
1 stop4h 00m
Deal found 9/10![Southwest logo]()
$413
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:25 pm -
Nonstop1h 45m
Sun 12/67:10 am -
Nonstop1h 45m
Deal found 9/11![Southwest logo]()
$448
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/193:50 pm -
Nonstop1h 50m
Sat 2/204:50 pm -
1 stop4h 45m
Deal found 9/12![Southwest logo]()
$449
Last-minute flights from St. Louis to New OrleansDiscover last-minute flight deals from St. Louis to New Orleans. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to New Orleans. Data last updated September 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
2 stops28h 38m
Thu 10/86:18 pm -
1 stop23h 22m
Deal found 9/10![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop25h 53m
Tue 10/63:17 pm -
2 stops21h 53m
Deal found 9/10![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:20 am -
1 stop6h 11m
Thu 10/86:18 pm -
1 stop23h 22m
Deal found 9/10![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:29 pm -
2 stops20h 36m
Thu 10/86:18 pm -
1 stop23h 22m
Deal found 9/10![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
2 stops27h 22m
Tue 10/205:05 pm -
1 stop24h 35m
Deal found 9/14![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop22h 47m
Tue 10/205:05 pm -
1 stop24h 35m
Deal found 9/14![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:35 pm -
1 stop22h 47m
Tue 10/205:05 pm -
1 stop24h 35m
Deal found 9/14![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
1 stop22h 47m
Tue 10/275:08 pm -
1 stop24h 32m
Deal found 9/10![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
1 stop22h 47m
Thu 10/296:22 pm -
1 stop23h 18m
Deal found 9/14![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:44 pm -
1 stop21h 29m
Tue 11/35:08 pm -
1 stop24h 32m
Deal found 9/13![Frontier logo]()
$188
One-way flights from St. Louis to New OrleansSearch for one-way flight options from St. Louis to New Orleans. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from St. Louis to New Orleans. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:44 pm -
1 stop21h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:35 pm -
1 stop21h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:35 pm -
1 stop21h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:44 pm -
1 stop21h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:35 pm -
1 stop22h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop25h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/142:59 pm -
1 stop27h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/92:59 pm -
1 stop27h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$90
Find flight deals from St. Louis to New Orleans
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to New Orleans (MSY). 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $111 (Kiwi.com) |
One-way from | $66 (Kiwi.com) |
Popular in | February |
Cheapest in | April |
Average price | $410 |
Good round-trip deal | $360 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to New Orleans 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from St. Louis to New Orleans that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Wed 10/7
6:30 pm-8:15 pm
Nonstop1h 45m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$153
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Thu 12/31
1:25 pm-8:29 pm
1 stop7h 04m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$153
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Wed 10/7
11:35 am-8:08 pm
2 stops8h 33m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Wed 12/9
8:30 am-10:15 am
Nonstop1h 45m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$172
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Thu 10/15
9:50 pm-11:35 pm
Nonstop1h 45m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$174
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Tue 10/6
8:30 am-12:15 pm
1 stop3h 45m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$179
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Sat 12/12
2:33 pm-9:20 pm
1 stop6h 47m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$182
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Tue 11/10
6:00 am-12:02 pm
1 stop6h 02m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$184
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Sat 11/14
2:31 pm-7:19 pm
1 stop4h 48m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$184
St. LouisNew Orleans
STL Lambert-St Louis - MSY New Orleans Louis Armstrong
STLMSY
Lambert-St Louis
Fri 1/1
8:25 am-12:15 pm
1 stop3h 50m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$190
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from St. Louis to New Orleans
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to New Orleans in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-New Orleans flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-New Orleans flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-New Orleans flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-New Orleans flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-New Orleans flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to New Orleans
Have a flexible travel schedule? Discover the best time to fly to New Orleans from St. Louis with our price prediction graph.
STL-MSY
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.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to New Orleans
Prices
More
How far ahead should I book a flight from St. Louis to New Orleans?
To ensure you get the cheapest price possible for a flight from St. Louis to New Orleans, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from St. Louis to New Orleans?
Currently, April is the cheapest month in which you can book a flight from St. Louis to New Orleans (average of $350). Flying from St. Louis to New Orleans in February is currently the most expensive (average of $485). 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 STL to MSY?
Find hourly flight availability from St. Louis to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 8% on flights from St. Louis to New Orleans by exploring options for tickets at noon.
What’s the top layover airport for flights from St. Louis to New Orleans?
Share of 1-stop round-trip flights from St. Louis to New Orleans chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 60% of 1-stop itineraries from St. Louis to New Orleans on Cheapflights.
What’s the cheapest layover airport for flights from St. Louis to New Orleans?
Average round-trip fare for 1-stop flights from St. Louis to New Orleans, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $170.
What’s the fastest layover option from St. Louis to New Orleans?
Shortest average travel time for 1-stop one-way flights from St. Louis to New Orleans, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 4h 40m.
Which airport typically offers the quickest layover for flights from St. Louis to New Orleans?
Average layover duration for 1-stop one-way flights from St. Louis to New Orleans, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 01m.
Reviews of airlines servicing New Orleans
Get insights into the airlines that provide service to New Orleans. 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 New Orleans. Reviews last updated September 15, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from St. Louis to New Orleans have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to New Orleans. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near New Orleans?
Book flights to New Orleans if you plan to visit one of these locationsMetairie
Kenner
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Top 5 airlines flying from St. Louis to New Orleans
Discover the top 5 airlines that operate flights from St. Louis to New Orleans. 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$240 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$93 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$314 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$294 | Average$415 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$306 | Average$440 | FlexibilityNo cancel fee | On-time63% |