$62+ Cheap flights from Louisiana to St. Louis (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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — STL
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from Louisiana 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 Louisiana to St. Louis
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Cheapest flights from Louisiana to St. LouisExplore the most affordable flight options available from Louisiana to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Louisiana to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 9/105:17 pm -
1 stop19h 53m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/57:11 pm -
1 stop22h 11m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Sun 9/205:17 pm -
1 stop19h 53m
Mon 9/282:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:58 pm -
1 stop16h 42m
Mon 11/910:35 am -
1 stop5h 28m
Deal found 8/5![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:11 pm -
1 stop22h 11m
Wed 9/92:29 pm -
1 stop25h 53m
Deal found 8/5![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:58 pm -
1 stop16h 42m
Wed 11/1810:35 am -
1 stop5h 28m
Deal found 8/8![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Tue 11/104:58 pm -
1 stop16h 42m
Fri 11/1310:35 am -
2 stops28h 05m
Deal found 8/7![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/85:02 pm -
1 stop16h 38m
Sun 10/1110:35 am -
1 stop5h 32m
Deal found 8/5![Frontier logo]()
$191
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:27 pm -
1 stop6h 15m
Sat 10/243:20 pm -
1 stop4h 16m
Deal found 8/8![American Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/175:15 am -
2 stops10h 28m
Sat 10/243:12 pm -
1 stop4h 20m
Deal found 8/8![United Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/12:15 pm -
1 stop6h 11m
Mon 9/76:36 am -
1 stop4h 22m
Deal found 8/5![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/33:44 pm -
1 stop4h 32m
Wed 10/71:29 pm -
2 stops8h 05m
Deal found 8/8![United Airlines logo]()
$304
Best flights from Louisiana to St. LouisDiscover carefully curated flight deals from Louisiana to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Louisiana to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Tue 11/104:58 pm -
1 stop16h 42m
Fri 11/1310:35 am -
2 stops28h 05m
Deal found 8/7![Frontier logo]()
$188
This Southwest deal was found by Cheapflights users on 8/9. 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.
Tue 9/296:10 pm -
Nonstop1h 50m
Thu 10/19:50 pm -
Nonstop1h 40m
Deal found 8/9![Southwest logo]()
$259
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/175:15 am -
2 stops10h 28m
Sat 10/243:12 pm -
1 stop4h 20m
Deal found 8/8![United Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 9/106:38 pm -
1 stop5h 05m
Sun 9/135:43 am -
1 stop3h 44m
Deal found 8/6![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
1 stop7h 20m
Mon 11/22:25 pm -
1 stop6h 28m
Deal found 8/9![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:46 pm -
1 stop4h 44m
Sun 10/186:15 am -
1 stop4h 36m
Deal found 8/6![United Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:28 pm -
1 stop6h 05m
Mon 11/910:21 am -
1 stop6h 36m
Deal found 8/8![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:52 pm -
1 stop5h 41m
Sun 11/155:37 pm -
1 stop4h 25m
Deal found 8/9![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 8/5. 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.
Wed 9/26:10 pm -
Nonstop1h 45m
Wed 9/98:25 am -
Nonstop1h 45m
Deal found 8/5![Southwest logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/33:44 pm -
1 stop4h 32m
Wed 10/71:29 pm -
2 stops8h 05m
Deal found 8/8![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 8/8. 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.
Fri 9/187:10 am -
Nonstop1h 45m
Tue 9/228:25 am -
Nonstop1h 45m
Deal found 8/8![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:13 pm -
1 stop4h 45m
Tue 9/86:00 am -
1 stop6h 52m
Deal found 8/5![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:17 am -
2 stops10h 44m
Mon 8/3111:15 am -
1 stop5h 56m
Deal found 8/9![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/8. 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.
Wed 11/115:45 pm -
Nonstop1h 45m
Wed 11/188:30 am -
Nonstop1h 45m
Deal found 8/8![Southwest logo]()
$327
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:15 pm -
2 stops9h 59m
Mon 9/75:42 am -
1 stop5h 16m
Deal found 8/7![American Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/297:30 am -
1 stop6h 40m
Sat 10/39:04 am -
2 stops12h 02m
Deal found 8/8![United Airlines logo]()
$324
This Southwest deal was found by Cheapflights users on 8/5. 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 11/67:10 am -
Nonstop1h 45m
Mon 11/98:25 am -
Nonstop1h 45m
Deal found 8/5![Southwest logo]()
$351
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:20 am -
2 stops10h 11m
Wed 8/266:15 am -
1 stop5h 00m
Deal found 8/7![United Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:10 am -
2 stops8h 33m
Wed 8/266:00 am -
2 stops10h 56m
Deal found 8/7![American Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 8/5. 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 9/47:15 am -
Nonstop1h 45m
Tue 9/81:40 pm -
1 stop6h 10m
Deal found 8/5![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 8/5. 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.
Wed 8/266:10 pm -
Nonstop1h 45m
Fri 8/289:15 am -
1 stop6h 20m
Deal found 8/5![Southwest logo]()
$361
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:07 pm -
1 stop6h 23m
Tue 9/298:00 am -
2 stops7h 32m
Deal found 8/7![United Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Wed 9/2310:52 am -
2 stops9h 52m
Wed 9/3011:01 am -
2 stops11h 43m
Deal found 8/6![American Airlines logo]()
$481
This Southwest deal was found by Cheapflights users on 8/7. 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.
Fri 9/47:30 am -
2 stops5h 45m
Sun 9/69:40 am -
1 stop7h 00m
Deal found 8/7![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 12/55:00 am -
1 stop4h 42m
Tue 12/811:00 am -
1 stop4h 51m
Deal found 8/8![United Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:22 am -
1 stop8h 12m
Tue 9/83:13 pm -
1 stop4h 16m
Deal found 8/7![United Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Tue 9/1510:40 am -
2 stops10h 04m
Sun 9/205:00 am -
2 stops8h 46m
Deal found 8/6![American Airlines logo]()
$546
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:20 pm -
1 stop7h 20m
Mon 9/145:30 pm -
2 stops17h 04m
Deal found 8/7![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:15 pm -
2 stops9h 06m
Sat 10/109:04 am -
2 stops12h 02m
Deal found 8/5![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:15 am -
2 stops9h 15m
Fri 11/136:15 am -
1 stop5h 05m
Deal found 8/7![United Airlines logo]()
$552
Last-minute flights from Louisiana to St. LouisDiscover last-minute flight deals from Louisiana to St. Louis. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Louisiana to St. Louis. Data last updated August 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Fri 8/286:38 pm -
1 stop5h 04m
Mon 8/315:42 am -
1 stop5h 16m
Deal found 8/9![American Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 8/2811:14 am -
1 stop6h 51m
Sat 9/510:16 am -
1 stop6h 22m
Deal found 8/6![American Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/12:15 pm -
1 stop6h 11m
Mon 9/76:36 am -
1 stop4h 22m
Deal found 8/5![American Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:11 pm -
1 stop22h 11m
Wed 9/92:29 pm -
1 stop25h 53m
Deal found 8/5![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/57:11 pm -
1 stop22h 11m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$144
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:17 pm -
1 stop21h 54m
Mon 9/74:23 pm -
1 stop25h 09m
Deal found 8/7![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 9/105:17 pm -
1 stop19h 53m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$131
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Tue 9/152:17 pm -
1 stop4h 50m
Sun 9/205:43 am -
1 stop4h 27m
Deal found 8/6![American Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/175:17 pm -
1 stop19h 53m
Sun 9/2012:27 pm -
2 stops28h 04m
Deal found 8/5![Frontier logo]()
$247
This Frontier deal was found by Cheapflights users on 8/7. 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.
Fri 9/2510:48 am -
1 stop8h 29m
Mon 9/2812:17 pm -
1 stop7h 47m
Deal found 8/7![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Sat 9/265:17 pm -
2 stops16h 18m
Mon 9/282:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Tue 9/295:17 pm -
1 stop19h 53m
Thu 10/110:20 am -
1 stop6h 11m
Deal found 8/7![Frontier logo]()
$209
One-way flights from Louisiana to St. LouisSearch for one-way flight options from Louisiana to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Louisiana to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:17 pm -
1 stop16h 23m
Deal found 8/8![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 11/44:58 pm -
1 stop16h 42m
Deal found 8/7![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:17 pm -
1 stop19h 53m
Deal found 8/8![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:11 pm -
1 stop22h 11m
Deal found 8/5![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 9/245:17 pm -
1 stop19h 53m
Deal found 8/7![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Fri 10/95:02 pm -
1 stop16h 38m
Deal found 8/7![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/57:11 pm -
1 stop22h 11m
Deal found 8/5![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/37:11 pm -
1 stop22h 11m
Deal found 8/5![Frontier logo]()
$83
This Delta deal was found by Cheapflights users on 8/5. 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 12/248:00 am -
1 stop4h 57m
Deal found 8/5![Delta logo]()
$264
This United Airlines deal was found by Cheapflights users on 8/5. 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 12/209:15 am -
2 stops10h 03m
Deal found 8/5![United Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 8/5. 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 12/2111:55 am -
2 stops11h 38m
Deal found 8/5![United Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 12/248:35 am -
3 stops22h 34m
Deal found 8/5![Multiple Airlines logo]()
$491
Find flight deals from Louisiana to St. Louis
Keep the following information in mind while searching for Louisiana to St. Louis flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $131 (Kiwi.com) |
One-way from | $62 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $518 |
Good round-trip deal | $322 or less |
Good one-way deal | $209 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisiana 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 August 10, 2026.
Use the filters below to find and compare flights from Louisiana to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New OrleansSt. Louis
MSY New Orleans Louis Armstrong - STL Lambert-St Louis
MSYSTL
New Orleans Louis Armstrong
Tue 11/10
4:58 pm-9:40 am
1 stop16h 42m
Lambert-St Louis
Fri 11/13
10:35 am-2:40 pm
2 stops28h 05m
$188
Quickest round-trip
New OrleansSt. Louis
MSY New Orleans Louis Armstrong - STL Lambert-St Louis
MSYSTL
New Orleans Louis Armstrong
Tue 9/29
6:10 pm-8:00 pm
Nonstop1h 50m
Lambert-St Louis
Thu 10/1
9:50 pm-11:30 pm
Nonstop1h 40m
$259
LafayetteSt. Louis
LFT Lafayette Regional - STL Lambert-St Louis
LFTSTL
Lafayette Regional
Sat 10/17
5:15 am-3:43 pm
2 stops10h 28m
Lambert-St Louis
Sat 10/24
3:12 pm-7:32 pm
1 stop4h 20m
$298
ShreveportSt. Louis
SHV Shreveport - STL Lambert-St Louis
SHVSTL
Shreveport
Thu 9/10
6:38 pm-11:43 pm
1 stop5h 05m
Lambert-St Louis
Sun 9/13
5:43 am-9:27 am
1 stop3h 44m
$299
ShreveportSt. Louis
SHV Shreveport - STL Lambert-St Louis
SHVSTL
Shreveport
Fri 10/16
5:46 pm-10:30 pm
1 stop4h 44m
Lambert-St Louis
Sun 10/18
6:15 am-10:51 am
1 stop4h 36m
$299
ShreveportSt. Louis
SHV Shreveport - STL Lambert-St Louis
SHVSTL
Shreveport
Sat 10/3
3:44 pm-8:16 pm
1 stop4h 32m
Lambert-St Louis
Wed 10/7
1:29 pm-9:34 pm
2 stops8h 05m
$304
Baton RougeSt. Louis
BTR Baton Rouge Ryan - STL Lambert-St Louis
BTRSTL
Baton Rouge Ryan
Thu 10/29
6:00 am-1:20 pm
1 stop7h 20m
Lambert-St Louis
Mon 11/2
2:25 pm-8:53 pm
1 stop6h 28m
$319
Baton RougeSt. Louis
BTR Baton Rouge Ryan - STL Lambert-St Louis
BTRSTL
Baton Rouge Ryan
Thu 11/5
5:28 pm-11:33 pm
1 stop6h 05m
Lambert-St Louis
Mon 11/9
10:21 am-4:57 pm
1 stop6h 36m
$319
Baton RougeSt. Louis
BTR Baton Rouge Ryan - STL Lambert-St Louis
BTRSTL
Baton Rouge Ryan
Fri 11/13
3:52 pm-9:33 pm
1 stop5h 41m
Lambert-St Louis
Sun 11/15
5:37 pm-10:02 pm
1 stop4h 25m
$319
New OrleansSt. Louis
MSY New Orleans Louis Armstrong - STL Lambert-St Louis
MSYSTL
New Orleans Louis Armstrong
Wed 9/2
6:10 pm-7:55 pm
Nonstop1h 45m
Lambert-St Louis
Wed 9/9
8:25 am-10:10 am
Nonstop1h 45m
$319
Showing 1-10 of 46 resultsSorted by cheapest first
Best time to book a flight from Louisiana to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Louisiana with our price prediction graph.
MSY-STL
SHV-STL
LFT-STL
BTR-STL
LCH-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 Louisiana to St. Louis
USLA-STL
MSY-STL
SHV-STL
LFT-STL
BTR-STL
What is the cheapest month to book a flight from Louisiana to St. Louis?
Currently, February is the cheapest month in which you can book a flight from Louisiana to St. Louis (average of $273). Flying from Louisiana to St. Louis in May is currently the most expensive (average of $437). 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 LA to STL?
Find hourly flight availability from Louisiana 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 August 10, 2026.
One of the essential ways to save on airfare from Louisiana to St. Louis is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 19% on airfare.
What is the cheapest day to fly from Louisiana to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Louisiana to St. Louis. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Louisiana to St. Louis flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Louisiana 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
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Louisiana to St. Louis
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Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
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Louisiana and St. Louis flights
Browse other Louisiana and St. Louis flight options. Last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 10, 2026.
Louisiana to St. Louis flights
Consider these flights traveling from Louisiana to St. Louis.
Top 5 airlines flying from Louisiana to St. Louis
Discover the top 5 airlines that operate flights from Louisiana 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$165 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$143 | Average$375 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$228 | Average$376 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$317 | Average$390 | FlexibilityNo cancel fee | On-time63% |