$80+ Cheap flights from St. Louis to New Orleans (STL - MSY)
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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSY
Apr 10 — Apr 171
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 September or August, booked 70 days in advance, depart on a Tuesday or Monday and return on a Tuesday
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 March 11, 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 March 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Tue 4/711:21 am
STL
- MSY
1 stop23h 08m
Multiple Airlines
Tue 4/146:00 am
MSY
- STL
2 stops24h 50m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Sat 4/258:17 pm
STL
- MSY
1 stop18h 27m
Multiple Airlines
Wed 4/298:20 am
MSY
- STL
2 stops26h 06m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$203
This American Airlines deal was found by Cheapflights users on 3/6. 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 4/46:53 pm
STL
- MSY
1 stop5h 06m
American Airlines
Sat 4/117:15 am
MSY
- STL
1 stop6h 48m
American Airlines
Deal found 3/6![American Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/248:23 pm
STL
- MSY
2 stops27h 07m
Multiple Airlines
Fri 5/16:32 pm
MSY
- STL
1 stop12h 18m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$232
This Expedia deal was found by Cheapflights users on 3/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:02 am
STL
- MSY
1 stop12h 15m
Frontier
Thu 4/211:35 am
MSY
- STL
1 stop5h 59m
Frontier
Deal found 3/7![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 3/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:02 am
STL
- MSY
1 stop12h 15m
Frontier
Sat 4/45:53 pm
MSY
- STL
1 stop5h 32m
Frontier
Deal found 3/7![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 5/208:13 pm
STL
- MSY
1 stop22h 30m
Frontier
Mon 5/257:43 pm
MSY
- STL
1 stop17h 39m
Frontier
Deal found 3/7![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/134:59 pm
STL
- MSY
1 stop26h 02m
Multiple Airlines
Thu 4/166:32 pm
MSY
- STL
1 stop12h 18m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Sun 4/194:59 pm
STL
- MSY
1 stop17h 42m
Frontier
Fri 4/246:32 pm
MSY
- STL
1 stop12h 18m
Frontier
Deal found 3/10![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Sat 4/258:17 pm
STL
- MSY
1 stop18h 27m
Multiple Airlines
Sat 5/23:39 pm
MSY
- STL
2 stops39h 11m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$252
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 March 11, 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 March 11, 2026.
This Southwest deal was found by Cheapflights users on 3/8. 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 4/78:35 am
STL
- MSY
Nonstop1h 45m
Southwest
Tue 4/143:05 pm
MSY
- STL
1 stop6h 10m
Southwest
Deal found 3/8![Southwest logo]()
$267
This Delta deal was found by Cheapflights users on 3/10. 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.
Sat 5/97:15 am
STL
- MSY
1 stop6h 00m
Delta
Tue 5/127:35 am
MSY
- STL
1 stop4h 45m
Delta
Deal found 3/10![Delta logo]()
$290
This United Airlines deal was found by Cheapflights users on 3/8. 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 5/221:13 pm
STL
- MSY
2 stops8h 36m
United Airlines
Sun 5/245:15 am
MSY
- STL
1 stop4h 52m
United Airlines
Deal found 3/8![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 3/9. 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 4/69:40 pm
STL
- MSY
Nonstop1h 50m
Southwest
Fri 4/107:45 am
MSY
- STL
Nonstop1h 50m
Southwest
Deal found 3/9![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 3/7. 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 4/235:30 pm
STL
- MSY
1 stop5h 20m
Southwest
Tue 4/2811:30 am
MSY
- STL
2 stops6h 25m
Southwest
Deal found 3/7![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 3/6. 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 4/102:25 pm
STL
- MSY
1 stop5h 50m
Southwest
Tue 4/146:05 pm
MSY
- STL
Nonstop1h 55m
Southwest
Deal found 3/6![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 3/6. 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 4/102:25 pm
STL
- MSY
1 stop5h 50m
Southwest
Mon 4/136:55 pm
MSY
- STL
Nonstop1h 55m
Southwest
Deal found 3/6![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 3/10. 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 3/276:30 pm
STL
- MSY
1 stop5h 35m
Southwest
Tue 3/317:45 am
MSY
- STL
Nonstop1h 50m
Southwest
Deal found 3/10![Southwest logo]()
$338
This Southwest deal was found by Cheapflights users on 3/6. 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.
Sun 4/193:35 pm
STL
- MSY
Nonstop1h 45m
Southwest
Wed 4/297:40 am
MSY
- STL
Nonstop1h 50m
Southwest
Deal found 3/6![Southwest logo]()
$349
Last-minute flights from St. Louis to New OrleansDiscover last-minute flight deals from St. Louis to New Orleans. Data last updated March 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to New Orleans. Data last updated March 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:02 am
STL
- MSY
1 stop12h 15m
Frontier
Thu 4/211:35 am
MSY
- STL
1 stop5h 59m
Frontier
Deal found 3/7![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 3/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:02 am
STL
- MSY
1 stop12h 15m
Frontier
Sat 4/45:53 pm
MSY
- STL
1 stop5h 32m
Frontier
Deal found 3/7![Frontier logo]()
$240
This Southwest deal was found by Cheapflights users on 3/8. 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 3/318:25 am
STL
- MSY
Nonstop1h 50m
Southwest
Sat 4/45:10 am
MSY
- STL
1 stop4h 25m
Southwest
Deal found 3/8![Southwest logo]()
$255
This American Airlines deal was found by Cheapflights users on 3/6. 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 4/46:53 pm
STL
- MSY
1 stop5h 06m
American Airlines
Sat 4/117:15 am
MSY
- STL
1 stop6h 48m
American Airlines
Deal found 3/6![American Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Tue 4/711:21 am
STL
- MSY
1 stop23h 08m
Multiple Airlines
Tue 4/146:00 am
MSY
- STL
2 stops24h 50m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/134:59 pm
STL
- MSY
1 stop26h 02m
Multiple Airlines
Thu 4/166:32 pm
MSY
- STL
1 stop12h 18m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Sun 4/194:59 pm
STL
- MSY
1 stop17h 42m
Frontier
Fri 4/246:32 pm
MSY
- STL
1 stop12h 18m
Frontier
Deal found 3/10![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/248:23 pm
STL
- MSY
2 stops27h 07m
Multiple Airlines
Fri 5/16:32 pm
MSY
- STL
1 stop12h 18m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Sat 4/258:17 pm
STL
- MSY
1 stop18h 27m
Multiple Airlines
Wed 4/298:20 am
MSY
- STL
2 stops26h 06m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Sat 4/258:17 pm
STL
- MSY
1 stop18h 27m
Multiple Airlines
Sat 5/23:39 pm
MSY
- STL
2 stops39h 11m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$252
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 March 11, 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 March 11, 2026.
This Frontier deal was found by Cheapflights users on 3/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:28 am
STL
- MSY
1 stop6h 04m
Frontier
Deal found 3/6![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Tue 4/711:21 am
STL
- MSY
1 stop23h 08m
Frontier
Deal found 3/9![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Tue 4/711:21 am
STL
- MSY
2 stops11h 23m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sat 5/28:17 pm
STL
- MSY
1 stop18h 27m
Frontier
Deal found 3/9![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 5/68:13 pm
STL
- MSY
1 stop14h 36m
Frontier
Deal found 3/6![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 5/711:21 am
STL
- MSY
1 stop23h 28m
Frontier
Deal found 3/6![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 3/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:55 am
STL
- MSY
1 stop9h 22m
Frontier
Deal found 3/8![Frontier logo]()
$107
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 March 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $187 (Kiwi.com) |
One-way from | $80 (Frontier) |
Popular in | February |
Cheapest in | September |
Average price | $415 |
Good round-trip deal | $401 or less |
Good one-way deal | $232 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 2,558,603 searches. Data last updated March 11, 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
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Tue 4/7
8:35 am-10:20 am
Nonstop1h 45m
New Orleans Louis Armstrong
Tue 4/14
3:05 pm-9:15 pm
1 stop6h 10m
$267
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Mon 4/6
9:40 pm-11:30 pm
Nonstop1h 50m
New Orleans Louis Armstrong
Fri 4/10
7:45 am-9:35 am
Nonstop1h 50m
$284
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Sat 5/9
7:15 am-1:15 pm
1 stop6h 00m
New Orleans Louis Armstrong
Tue 5/12
7:35 am-12:20 pm
1 stop4h 45m
$290
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Thu 4/23
5:30 pm-10:50 pm
1 stop5h 20m
New Orleans Louis Armstrong
Tue 4/28
11:30 am-5:55 pm
2 stops6h 25m
$308
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Fri 4/10
2:25 pm-8:15 pm
1 stop5h 50m
New Orleans Louis Armstrong
Tue 4/14
6:05 pm-8:00 pm
Nonstop1h 55m
$318
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Fri 4/10
2:25 pm-8:15 pm
1 stop5h 50m
New Orleans Louis Armstrong
Mon 4/13
6:55 pm-8:50 pm
Nonstop1h 55m
$318
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Fri 3/27
6:30 pm-12:05 am
1 stop5h 35m
New Orleans Louis Armstrong
Tue 3/31
7:45 am-9:35 am
Nonstop1h 50m
$338
Quickest round-trip
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Sun 4/19
3:35 pm-5:20 pm
Nonstop1h 45m
New Orleans Louis Armstrong
Wed 4/29
7:40 am-9:30 am
Nonstop1h 50m
$349
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Fri 5/22
1:13 pm-9:49 pm
2 stops8h 36m
New Orleans Louis Armstrong
Sun 5/24
5:15 am-10:07 am
1 stop4h 52m
$354
Cheapest one-way
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Wed 4/8
3:40 pm-10:20 pm
1 stop6h 40m
$139
Showing 1-10 of 21 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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| 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?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to New Orleans. Price data was last updated on March 6, 2026.
To ensure you get the cheapest price possible for a flight from St. Louis to New Orleans, you should look to book at least 70 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, December is the cheapest month in which you can book a flight from St. Louis to New Orleans (average of $88). Flying from St. Louis to New Orleans in June is currently the most expensive (average of $262). 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 March 11, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 12% 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 March 11, 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
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - 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
Gonzales
Houma
Slidell
Covington
Gretna
Thibodaux
Hammond
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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 2,558,603 searches. Data last updated March 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$238 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$93 | Average$259 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$317 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$371 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$240 | Average$413 | FlexibilityNo cancel fee | On-time63% |