$35+ Cheap flights from New Orleans to St. Louis (MSY - STL)
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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — STL
Mar 15 — Mar 221
1 adult, Economy
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Find cheap flights from New Orleans to St. Louis 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.Cheap flight deals from New Orleans to St. Louis
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Cheapest flights from New Orleans to St. LouisExplore the most affordable flight options available from New Orleans to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from New Orleans to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/276:49 pm
MSY
- STL
1 stop12h 02m
Multiple Airlines
Mon 3/28:22 pm
STL
- MSY
2 stops13h 16m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$165
This CheapOair deal was found by Cheapflights users on 2/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:49 pm
MSY
- STL
1 stop25h 30m
Frontier
Sun 4/264:55 pm
STL
- MSY
1 stop25h 00m
Frontier
Deal found 2/10![Frontier logo]()
$171
This CheapOair deal was found by Cheapflights users on 2/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:36 pm
MSY
- STL
1 stop27h 36m
Frontier
Sun 5/108:12 pm
STL
- MSY
1 stop18h 32m
Frontier
Deal found 2/9![Frontier logo]()
$192
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:00 am
MSY
- STL
1 stop5h 43m
American Airlines
Sun 3/85:12 am
STL
- MSY
1 stop4h 45m
American Airlines
Deal found 2/12![American Airlines logo]()
$195
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:25 pm
MSY
- STL
1 stop5h 02m
United Airlines
Tue 4/216:00 am
STL
- MSY
1 stop5h 04m
United Airlines
Deal found 2/11![United Airlines logo]()
$197
This American Airlines deal was found by Cheapflights users on 2/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:23 am
MSY
- STL
1 stop6h 38m
American Airlines
Tue 3/1710:20 am
STL
- MSY
1 stop4h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:00 am
MSY
- STL
1 stop4h 25m
United Airlines
Tue 4/79:10 am
STL
- MSY
2 stops8h 42m
United Airlines
Deal found 2/11![United Airlines logo]()
$202
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/77:00 am
MSY
- STL
1 stop7h 43m
United Airlines
Mon 3/96:00 am
STL
- MSY
1 stop4h 59m
United Airlines
Deal found 2/12![United Airlines logo]()
$205
This Delta deal was found by Cheapflights users on 2/11. 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.
Wed 3/186:44 am
MSY
- STL
1 stop4h 25m
Delta
Sun 3/227:03 am
STL
- MSY
1 stop5h 07m
Delta
Deal found 2/11![Delta logo]()
$207
This CheapOair deal was found by Cheapflights users on 2/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:45 am
MSY
- STL
1 stop7h 24m
Frontier
Sun 2/223:49 pm
STL
- MSY
1 stop21h 15m
Frontier
Deal found 2/12![Frontier logo]()
$213
This Delta deal was found by Cheapflights users on 2/10. 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.
Mon 3/27:12 pm
MSY
- STL
1 stop4h 24m
Delta
Tue 3/37:10 am
STL
- MSY
1 stop6h 09m
Delta
Deal found 2/10![Delta logo]()
$215
This Delta deal was found by Cheapflights users on 2/10. 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 3/75:25 am
MSY
- STL
1 stop5h 37m
Delta
Mon 3/96:29 am
STL
- MSY
1 stop5h 12m
Delta
Deal found 2/10![Delta logo]()
$217
Best flights from New Orleans to St. LouisDiscover carefully curated flight deals from New Orleans to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from New Orleans to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/276:49 pm
MSY
- STL
1 stop12h 02m
Multiple Airlines
Mon 3/28:22 pm
STL
- MSY
2 stops13h 16m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$165
This CheapOair deal was found by Cheapflights users on 2/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:49 pm
MSY
- STL
1 stop25h 30m
Frontier
Sun 4/264:55 pm
STL
- MSY
1 stop25h 00m
Frontier
Deal found 2/10![Frontier logo]()
$171
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:00 am
MSY
- STL
1 stop4h 21m
United Airlines
Sun 3/86:00 am
STL
- MSY
1 stop4h 59m
United Airlines
Deal found 2/12![United Airlines logo]()
$205
This Delta deal was found by Cheapflights users on 2/11. 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.
Wed 3/186:44 am
MSY
- STL
1 stop4h 25m
Delta
Sun 3/227:03 am
STL
- MSY
1 stop5h 07m
Delta
Deal found 2/11![Delta logo]()
$207
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:30 am
MSY
- STL
1 stop5h 31m
American Airlines
Fri 2/276:57 pm
STL
- MSY
1 stop5h 02m
American Airlines
Deal found 2/10![American Airlines logo]()
$241
This CheapOair deal was found by Cheapflights users on 2/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:36 pm
MSY
- STL
1 stop27h 36m
Frontier
Sun 5/108:12 pm
STL
- MSY
1 stop18h 32m
Frontier
Deal found 2/9![Frontier logo]()
$192
This Delta deal was found by Cheapflights users on 2/10. 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 3/75:25 am
MSY
- STL
1 stop5h 37m
Delta
Mon 3/96:59 pm
STL
- MSY
1 stop4h 41m
Delta
Deal found 2/10![Delta logo]()
$215
This Delta deal was found by Cheapflights users on 2/10. 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.
Mon 3/27:12 pm
MSY
- STL
1 stop4h 24m
Delta
Tue 3/37:10 am
STL
- MSY
1 stop6h 09m
Delta
Deal found 2/10![Delta logo]()
$215
This United Airlines deal was found by Cheapflights users on 2/10. 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 8/112:01 pm
MSY
- STL
1 stop5h 48m
United Airlines
Mon 8/35:29 pm
STL
- MSY
1 stop4h 58m
United Airlines
Deal found 2/10![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/25:15 am
MSY
- STL
1 stop4h 38m
United Airlines
Mon 8/35:29 pm
STL
- MSY
1 stop4h 58m
United Airlines
Deal found 2/12![United Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:20 pm
MSY
- STL
1 stop4h 56m
United Airlines
Tue 3/1010:05 am
STL
- MSY
1 stop6h 03m
United Airlines
Deal found 2/12![United Airlines logo]()
$266
Last-minute flights from New Orleans to St. LouisDiscover last-minute flight deals from New Orleans to St. Louis. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from New Orleans to St. Louis. Data last updated February 13, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 2/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:45 am
MSY
- STL
1 stop7h 24m
Frontier
Sun 2/223:49 pm
STL
- MSY
1 stop21h 15m
Frontier
Deal found 2/12![Frontier logo]()
$213
This United Airlines deal was found by Cheapflights users on 2/10. 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 2/215:05 am
MSY
- STL
1 stop4h 18m
United Airlines
Tue 2/2412:15 pm
STL
- MSY
1 stop7h 34m
United Airlines
Deal found 2/10![United Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/276:49 pm
MSY
- STL
1 stop12h 02m
Multiple Airlines
Mon 3/28:22 pm
STL
- MSY
2 stops13h 16m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$165
This Delta deal was found by Cheapflights users on 2/10. 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.
Mon 3/27:12 pm
MSY
- STL
1 stop4h 24m
Delta
Tue 3/37:10 am
STL
- MSY
1 stop6h 09m
Delta
Deal found 2/10![Delta logo]()
$215
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Mon 3/22:25 pm
MSY
- STL
1 stop6h 40m
United Airlines
Tue 3/36:25 am
STL
- MSY
2 stops10h 11m
United Airlines
Deal found 2/10![United Airlines logo]()
$243
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:00 am
MSY
- STL
1 stop5h 43m
American Airlines
Sun 3/85:12 am
STL
- MSY
1 stop4h 45m
American Airlines
Deal found 2/12![American Airlines logo]()
$195
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/77:00 am
MSY
- STL
1 stop7h 43m
United Airlines
Mon 3/96:00 am
STL
- MSY
1 stop4h 59m
United Airlines
Deal found 2/12![United Airlines logo]()
$205
This Delta deal was found by Cheapflights users on 2/10. 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 3/75:25 am
MSY
- STL
1 stop5h 37m
Delta
Mon 3/96:29 am
STL
- MSY
1 stop5h 12m
Delta
Deal found 2/10![Delta logo]()
$217
This American Airlines deal was found by Cheapflights users on 2/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:23 am
MSY
- STL
1 stop6h 38m
American Airlines
Tue 3/1710:20 am
STL
- MSY
1 stop4h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/1012:14 pm
MSY
- STL
2 stops22h 23m
Multiple Airlines
Tue 3/178:06 pm
STL
- MSY
1 stop9h 18m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/116:20 am
MSY
- STL
2 stops24h 57m
Multiple Airlines
Wed 3/1811:32 am
STL
- MSY
1 stop22h 06m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 2/11. 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.
Wed 3/186:44 am
MSY
- STL
1 stop4h 25m
Delta
Sun 3/227:03 am
STL
- MSY
1 stop5h 07m
Delta
Deal found 2/11![Delta logo]()
$207
One-way flights from New Orleans to St. LouisSearch for one-way flight options from New Orleans to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from New Orleans to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:45 am
MSY
- STL
1 stop7h 24m
Frontier
Deal found 2/10![Frontier logo]()
$35
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/1210:55 am
MSY
- STL
1 stop26h 39m
Frontier
Deal found 2/10![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 2/266:46 pm
MSY
- STL
1 stop12h 05m
Frontier
Deal found 2/11![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 5/83:36 pm
MSY
- STL
1 stop27h 36m
Frontier
Deal found 2/11![Frontier logo]()
$84
This Frontier deal was found by Cheapflights users on 2/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:22 pm
MSY
- STL
1 stop9h 33m
Frontier
Deal found 2/10![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/1012:14 pm
MSY
- STL
2 stops22h 23m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$89
This CheapOair deal was found by Cheapflights users on 2/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:51 pm
MSY
- STL
1 stop26h 08m
Frontier
Deal found 2/9![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/38:36 pm
MSY
- STL
1 stop25h 51m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/98:30 pm
MSY
- STL
1 stop26h 49m
Frontier
Deal found 2/10![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Tue 5/126:15 am
MSY
- STL
2 stops24h 35m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Thu 3/123:30 pm
MSY
- STL
2 stops22h 04m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$100
Find flight deals from New Orleans to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to St. Louis (STL). 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 February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $165 (Kiwi.com) |
One-way from | $35 (Expedia) |
Popular in | February |
Cheapest in | March |
Average price | $611 |
Good round-trip deal | $292 or less |
Good one-way deal | $300 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from New Orleans to St. Louis 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 February 13, 2026.
Use the filters below to find and compare flights from New Orleans to St. Louis that are best for you.
Fly from
New Orleans
Fly to
St. Louis
Route
Depart
Return
Price
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Fri 2/27
6:49 pm-6:51 am
1 stop12h 02m
Lambert-St Louis
Mon 3/2
8:22 pm-9:38 am
2 stops13h 16m
$165
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Thu 4/23
9:49 pm-11:19 pm
1 stop25h 30m
Lambert-St Louis
Sun 4/26
4:55 pm-5:55 pm
1 stop25h 00m
$171
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Fri 5/8
3:36 pm-7:12 pm
1 stop27h 36m
Lambert-St Louis
Sun 5/10
8:12 pm-2:44 pm
1 stop18h 32m
$192
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Thu 3/5
5:00 am-9:21 am
1 stop4h 21m
Lambert-St Louis
Sun 3/8
6:00 am-10:59 am
1 stop4h 59m
$205
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Wed 3/18
6:44 am-11:09 am
1 stop4h 25m
Lambert-St Louis
Sun 3/22
7:03 am-12:10 pm
1 stop5h 07m
$207
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Sat 3/7
5:25 am-11:02 am
1 stop5h 37m
Lambert-St Louis
Mon 3/9
6:59 pm-11:40 pm
1 stop4h 41m
$215
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Mon 3/2
7:12 pm-11:36 pm
1 stop4h 24m
Lambert-St Louis
Tue 3/3
7:10 am-1:19 pm
1 stop6h 09m
$215
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Tue 2/24
5:30 am-11:01 am
1 stop5h 31m
Lambert-St Louis
Fri 2/27
6:57 pm-11:59 pm
1 stop5h 02m
$241
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Sat 8/1
12:01 pm-5:49 pm
1 stop5h 48m
Lambert-St Louis
Mon 8/3
5:29 pm-10:27 pm
1 stop4h 58m
$249
New OrleansSt. Louis
MSY - STL
MSYSTL
New Orleans Louis Armstrong
Sun 8/2
5:15 am-9:53 am
1 stop4h 38m
Lambert-St Louis
Mon 8/3
5:29 pm-10:27 pm
1 stop4h 58m
$252
Showing 1-10 of 20 results
Compare providers for flights from New Orleans to St. Louis
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 New Orleans to St. Louis in February.
| 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 Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on New Orleans-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Orleans-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Orleans-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New Orleans-St. Louis 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 New Orleans-St. Louis 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 New Orleans to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from New Orleans with our price prediction graph.
MSY-STL
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 New Orleans to St. Louis
What is the cheapest month to book a flight from New Orleans to St. Louis?
Currently, December is the cheapest month in which you can book a flight from New Orleans to St. Louis (average of $75). Flying from New Orleans to St. Louis in March is currently the most expensive (average of $278). 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 MSY to STL?
Find hourly flight availability from New Orleans to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.
It’s optimal to fly from New Orleans to St. Louis in the morning. By choosing this option you can save up to 3% on the cost of your flight, compared to a flight in the evening.
What is the cheapest day to fly from New Orleans to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from New Orleans to St. Louis. Price data was last updated on February 7, 2026.
Travelers seeking maximum savings on their New Orleans to St. Louis flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for New Orleans to St. Louis flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your New Orleans to St. Louis trip
Our travel experts
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated February 13, 2026.
Get a feel of what it's like to fly with Southwest, American Airlines, and Frontier from New Orleans to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from New Orleans to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus
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New Orleans and St. Louis flights
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 13, 2026.
Top 3 airlines flying from New Orleans to St. Louis
Discover the top 3 airlines that operate flights from New Orleans to St. Louis. 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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$55 | Average$182 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$278 | Average$392 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$332 | Average$482 | FlexibilityNo cancel fee | On-time71% |