$71+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSY
Aug 15 — Aug 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 August or April, booked 70 days in advance, depart on a Tuesday or Monday 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 July 16, 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 July 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sun 8/96:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Thu 8/135:02 pm
MSY
- STL
1 stop15h 55m
Frontier
Deal found 7/14![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 9/2810:35 am
STL
- MSY
1 stop5h 34m
Frontier
Sat 10/35:02 pm
MSY
- STL
1 stop16h 38m
Frontier
Deal found 7/14![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sat 10/2410:35 am
STL
- MSY
1 stop5h 32m
Frontier
Thu 10/294:58 pm
MSY
- STL
1 stop16h 42m
Frontier
Deal found 7/14![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Tue 10/2710:35 am
STL
- MSY
1 stop5h 28m
Frontier
Thu 10/294:58 pm
MSY
- STL
1 stop16h 42m
Frontier
Deal found 7/14![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/216:17 pm
STL
- MSY
1 stop23h 45m
Frontier
Thu 8/277:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/15![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/46:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Thu 8/65:02 pm
MSY
- STL
1 stop15h 55m
Frontier
Deal found 7/15![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Wed 8/124:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Wed 8/197:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/13![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/124:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Sun 8/165:02 pm
MSY
- STL
1 stop15h 55m
Frontier
Deal found 7/14![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Wed 10/1410:35 am
STL
- MSY
1 stop5h 32m
Frontier
Wed 10/215:02 pm
MSY
- STL
1 stop16h 38m
Frontier
Deal found 7/11![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/74:57 pm
STL
- MSY
1 stop23h 27m
Frontier
Fri 8/145:09 pm
MSY
- STL
1 stop15h 48m
Frontier
Deal found 7/11![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Thu 10/1510:35 am
STL
- MSY
1 stop5h 32m
Frontier
Tue 10/205:02 pm
MSY
- STL
1 stop16h 38m
Frontier
Deal found 7/11![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/166:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Sun 8/237:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/15![Frontier logo]()
$165
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 July 16, 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 July 16, 2026.
This Southwest deal was found by Cheapflights users on 7/13. 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 9/228:25 am
STL
- MSY
Nonstop1h 45m
Southwest
Tue 9/296:10 pm
MSY
- STL
Nonstop1h 45m
Southwest
Deal found 7/13![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:02 am
STL
- MSY
1 stop5h 49m
Delta
Sun 11/15:30 am
MSY
- STL
1 stop5h 21m
Delta
Deal found 7/11![Delta logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:00 am
STL
- MSY
2 stops8h 13m
United Airlines
Tue 10/67:00 am
MSY
- STL
1 stop7h 17m
United Airlines
Deal found 7/14![United Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 7/11. 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.
Sat 8/221:55 pm
STL
- MSY
Nonstop1h 45m
Southwest
Sat 8/297:35 am
MSY
- STL
Nonstop1h 45m
Southwest
Deal found 7/11![Southwest logo]()
$297
This Southwest deal was found by Cheapflights users on 7/11. 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.
Sat 8/81:55 pm
STL
- MSY
Nonstop1h 45m
Southwest
Sat 8/151:35 pm
MSY
- STL
1 stop8h 45m
Southwest
Deal found 7/11![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 7/16. 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 8/278:25 am
STL
- MSY
Nonstop1h 45m
Southwest
Mon 8/3110:50 am
MSY
- STL
1 stop6h 30m
Southwest
Deal found 7/16![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 7/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:30 pm
STL
- MSY
1 stop5h 24m
Delta
Mon 11/237:10 pm
MSY
- STL
1 stop4h 29m
Delta
Deal found 7/12![Delta logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/15. 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 10/178:00 am
STL
- MSY
2 stops8h 13m
United Airlines
Wed 10/215:15 am
MSY
- STL
2 stops9h 02m
United Airlines
Deal found 7/15![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 7/15. 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 10/237:50 am
STL
- MSY
1 stop5h 00m
Southwest
Tue 10/276:15 pm
MSY
- STL
Nonstop1h 45m
Southwest
Deal found 7/15![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 7/15. 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 8/216:05 am
STL
- MSY
1 stop5h 30m
Southwest
Thu 8/275:35 pm
MSY
- STL
Nonstop1h 45m
Southwest
Deal found 7/15![Southwest logo]()
$377
Last-minute flights from St. Louis to New OrleansDiscover last-minute flight deals from St. Louis to New Orleans. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to New Orleans. Data last updated July 16, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/46:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Thu 8/65:02 pm
MSY
- STL
1 stop15h 55m
Frontier
Deal found 7/15![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/74:57 pm
STL
- MSY
1 stop23h 27m
Frontier
Fri 8/145:09 pm
MSY
- STL
1 stop15h 48m
Frontier
Deal found 7/11![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sun 8/96:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Thu 8/135:02 pm
MSY
- STL
1 stop15h 55m
Frontier
Deal found 7/14![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/104:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Mon 8/172:14 pm
MSY
- STL
1 stop26h 02m
Frontier
Deal found 7/13![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/116:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Fri 8/145:09 pm
MSY
- STL
1 stop15h 48m
Frontier
Deal found 7/15![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Wed 8/124:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Wed 8/197:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/13![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/124:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Sun 8/165:02 pm
MSY
- STL
1 stop15h 55m
Frontier
Deal found 7/14![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/144:57 pm
STL
- MSY
1 stop23h 27m
Frontier
Wed 8/197:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/13![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/166:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Sun 8/237:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/15![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/174:57 pm
STL
- MSY
1 stop25h 05m
Frontier
Sat 8/227:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/15![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/216:17 pm
STL
- MSY
1 stop23h 45m
Frontier
Thu 8/277:11 pm
MSY
- STL
1 stop22h 11m
Frontier
Deal found 7/15![Frontier logo]()
$152
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 July 16, 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 July 16, 2026.
This Trip.com deal was found by Cheapflights users on 7/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:35 am
STL
- MSY
1 stop5h 34m
Frontier
Deal found 7/11![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sun 8/96:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Deal found 7/14![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/124:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Deal found 7/15![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Sun 8/166:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Deal found 7/13![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Tue 10/1310:35 am
STL
- MSY
1 stop5h 32m
Frontier
Deal found 7/13![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Tue 8/113:41 pm
STL
- MSY
1 stop21h 48m
Frontier
Deal found 7/12![Frontier logo]()
$79
This Trip.com deal was found by Cheapflights users on 7/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:35 am
STL
- MSY
1 stop5h 34m
Frontier
Deal found 7/10![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Thu 8/136:34 pm
STL
- MSY
1 stop21h 50m
Frontier
Deal found 7/11![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/104:57 pm
STL
- MSY
1 stop23h 10m
Frontier
Deal found 7/13![Frontier logo]()
$87
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 July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $140 (Kiwi.com) |
One-way from | $71 (Trip.com) |
Popular in | February |
Cheapest in | August |
Average price | $457 |
Good round-trip deal | $344 or less |
Good one-way deal | $228 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 July 16, 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 - MSY
STLMSY
Lambert-St Louis
Tue 9/22
8:25 am-10:10 am
Nonstop1h 45m
New Orleans Louis Armstrong
Tue 9/29
6:10 pm-7:55 pm
Nonstop1h 45m
$297
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Sat 8/22
1:55 pm-3:40 pm
Nonstop1h 45m
New Orleans Louis Armstrong
Sat 8/29
7:35 am-9:20 am
Nonstop1h 45m
$297
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Sat 8/8
1:55 pm-3:40 pm
Nonstop1h 45m
New Orleans Louis Armstrong
Sat 8/15
1:35 pm-10:20 pm
1 stop8h 45m
$302
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Thu 8/27
8:25 am-10:10 am
Nonstop1h 45m
New Orleans Louis Armstrong
Mon 8/31
10:50 am-5:20 pm
1 stop6h 30m
$307
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Fri 10/23
7:50 am-12:50 pm
1 stop5h 00m
New Orleans Louis Armstrong
Tue 10/27
6:15 pm-8:00 pm
Nonstop1h 45m
$377
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Fri 8/21
6:05 am-11:35 am
1 stop5h 30m
New Orleans Louis Armstrong
Thu 8/27
5:35 pm-7:20 pm
Nonstop1h 45m
$377
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Mon 10/26
10:02 am-3:51 pm
1 stop5h 49m
New Orleans Louis Armstrong
Sun 11/1
5:30 am-10:51 am
1 stop5h 21m
$382
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Thu 11/19
1:30 pm-6:54 pm
1 stop5h 24m
New Orleans Louis Armstrong
Mon 11/23
7:10 pm-11:39 pm
1 stop4h 29m
$382
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Sat 10/3
8:00 am-4:13 pm
2 stops8h 13m
New Orleans Louis Armstrong
Tue 10/6
7:00 am-2:17 pm
1 stop7h 17m
$392
St. LouisNew Orleans
STL - MSY
STLMSY
Lambert-St Louis
Sat 10/17
8:00 am-4:13 pm
2 stops8h 13m
New Orleans Louis Armstrong
Wed 10/21
5:15 am-2:17 pm
2 stops9h 02m
$397
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 July.
| 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
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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 69 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, August is the cheapest month in which you can book a flight from St. Louis to New Orleans (average of $329). Flying from St. Louis to New Orleans in February is currently the most expensive (average of $495). 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 July 16, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% 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 July 16, 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.
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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
Gretna
Slidell
Thibodaux
Hammond
Covington
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Other flights to New Orleans
Explore flights to New Orleans departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 16, 2026.
St. Louis and New Orleans flights
Browse other St. Louis and New Orleans flight options. Last updated on July 16, 2026.
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Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on July 16, 2026.
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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 July 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$93 | Average$303 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$317 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$247 | Average$433 | FlexibilityNo cancel fee | On-time63% |