$61+ Cheap flights from St. Louis (STL) to Louisiana
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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MSY
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Louisiana 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
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Cheapest flights from St. Louis to LouisianaExplore the most affordable flight options available from St. Louis to Louisiana. 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 St. Louis to Louisiana. 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 8/9. 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.
Mon 9/212:29 pm -
1 stop25h 53m
Tue 9/295:17 pm -
1 stop19h 53m
Deal found 8/9![Frontier logo]()
$135
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.
Mon 10/1210:35 am -
1 stop5h 32m
Wed 10/145:02 pm -
1 stop16h 38m
Deal found 8/9![Frontier logo]()
$136
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.
Mon 9/142:29 pm -
1 stop25h 53m
Thu 9/175:17 pm -
1 stop19h 53m
Deal found 8/9![Frontier logo]()
$144
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 11/410:35 am -
1 stop5h 28m
Tue 11/104:58 pm -
1 stop16h 42m
Deal found 8/7![Frontier logo]()
$153
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 11/310:35 am -
1 stop5h 28m
Tue 11/104:58 pm -
1 stop16h 42m
Deal found 8/7![Frontier logo]()
$155
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 10/1410:35 am -
1 stop5h 32m
Sat 10/175:02 pm -
1 stop16h 38m
Deal found 8/8![Frontier logo]()
$159
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 9/92:29 pm -
1 stop25h 53m
Tue 9/155:17 pm -
1 stop19h 53m
Deal found 8/7![Frontier logo]()
$160
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.
Mon 10/1210:35 am -
1 stop5h 32m
Tue 10/135:02 pm -
1 stop16h 38m
Deal found 8/5![Frontier logo]()
$161
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.
Sun 8/306:17 pm -
1 stop23h 45m
Sat 9/57:11 pm -
1 stop22h 11m
Deal found 8/7![Frontier logo]()
$165
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:29 pm -
1 stop25h 53m
Tue 9/225:17 pm -
1 stop19h 53m
Deal found 8/6![Frontier logo]()
$166
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 10/3110:35 am -
1 stop5h 28m
Tue 11/104:58 pm -
1 stop16h 42m
Deal found 8/7![Frontier logo]()
$167
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.
Wed 8/268:36 am -
1 stop5h 05m
Wed 9/305:01 pm -
1 stop6h 42m
Deal found 8/5![American Airlines logo]()
$293
Best flights from St. Louis to LouisianaDiscover carefully curated flight deals from St. Louis to Louisiana 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 St. Louis to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:05 am -
1 stop4h 08m
Sat 9/196:00 am -
1 stop6h 32m
Deal found 8/7![Delta logo]()
$293
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 9/128:00 am -
2 stops7h 29m
Sat 9/1912:03 pm -
2 stops9h 30m
Deal found 8/7![United Airlines logo]()
$303
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 10/85:40 am -
1 stop4h 52m
Mon 10/195:17 pm -
1 stop6h 25m
Deal found 8/8![American Airlines logo]()
$308
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.
Sat 9/51:55 pm -
Nonstop1h 45m
Sat 9/1211:45 am -
1 stop8h 10m
Deal found 8/8![Southwest logo]()
$322
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 12/41:08 pm -
2 stops8h 32m
Sun 12/67:00 am -
1 stop5h 06m
Deal found 8/9![United Airlines logo]()
$304
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:20 pm -
1 stop4h 26m
Wed 12/165:27 pm -
1 stop6h 29m
Deal found 8/6![Delta logo]()
$308
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 9/310:16 am -
1 stop6h 40m
Thu 9/105:27 pm -
1 stop6h 16m
Deal found 8/6![American Airlines logo]()
$319
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.
Fri 9/188:55 pm -
Nonstop1h 50m
Mon 9/215:35 pm -
Nonstop1h 45m
Deal found 8/9![Southwest logo]()
$327
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.
Wed 9/238:35 am -
1 stop4h 34m
Sun 9/279:20 am -
1 stop4h 50m
Deal found 8/8![United Airlines logo]()
$306
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 10/86:00 am -
1 stop5h 16m
Mon 10/195:12 pm -
1 stop6h 42m
Deal found 8/5![Delta logo]()
$308
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.
Thu 9/35:15 am -
1 stop6h 35m
Sun 9/611:00 am -
1 stop6h 00m
Deal found 8/5![Southwest logo]()
$328
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 11/215:00 am -
2 stops8h 26m
Mon 11/235:15 am -
1 stop4h 47m
Deal found 8/7![United Airlines logo]()
$311
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:00 am -
1 stop5h 00m
Thu 9/106:00 am -
1 stop6h 32m
Deal found 8/6![Delta logo]()
$319
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 11/38:25 am -
1 stop3h 50m
Mon 11/97:10 pm -
Nonstop1h 45m
Deal found 8/9![Southwest logo]()
$333
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.
Tue 9/86:00 am -
2 stops10h 56m
Mon 9/145:01 pm -
1 stop6h 42m
Deal found 8/9![American Airlines logo]()
$374
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.
Wed 8/268:00 am -
2 stops9h 47m
Wed 9/309:20 am -
1 stop4h 50m
Deal found 8/5![United Airlines logo]()
$311
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:37 pm -
1 stop4h 25m
Thu 12/176:59 pm -
1 stop4h 57m
Deal found 8/6![Delta 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 10/36:00 am -
2 stops9h 30m
Thu 10/89:45 am -
1 stop4h 25m
Deal found 8/8![United Airlines logo]()
$314
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 8/262:50 pm -
2 stops7h 00m
Tue 9/18:20 am -
2 stops6h 50m
Deal found 8/5![Southwest logo]()
$349
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.
Thu 10/13:12 pm -
1 stop6h 04m
Sat 10/1012:05 pm -
2 stops9h 16m
Deal found 8/6![United Airlines logo]()
$322
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.
Thu 10/159:50 pm -
Nonstop1h 40m
Sun 10/187:15 pm -
Nonstop1h 45m
Deal found 8/9![Southwest logo]()
$393
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 8/2110:53 am -
2 stops10h 26m
Sun 8/235:46 pm -
1 stop4h 41m
Deal found 8/7![United Airlines logo]()
$334
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.
Tue 8/258:00 am -
2 stops9h 11m
Sat 8/297:05 am -
1 stop7h 08m
Deal found 8/9![United Airlines logo]()
$334
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:55 pm -
Nonstop1h 50m
Sun 9/279:15 am -
1 stop3h 45m
Deal found 8/6![Southwest logo]()
$421
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.
Wed 1/611:00 am -
1 stop4h 31m
Sat 1/94:08 pm -
1 stop5h 58m
Deal found 8/5![United Airlines logo]()
$369
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 11/141:40 pm -
1 stop7h 21m
Tue 11/179:15 am -
1 stop4h 58m
Deal found 8/8![United Airlines logo]()
$369
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 9/226:15 am -
1 stop4h 19m
Wed 10/77:05 am -
1 stop7h 05m
Deal found 8/8![United Airlines logo]()
$369
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.
Sat 11/1411:00 am -
1 stop6h 43m
Wed 11/185:15 am -
1 stop4h 47m
Deal found 8/5![United Airlines logo]()
$373
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 10/243:12 pm -
1 stop4h 48m
Tue 10/279:30 am -
1 stop4h 43m
Deal found 8/8![United Airlines logo]()
$388
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 11/32:55 pm -
1 stop5h 12m
Sat 11/74:06 pm -
1 stop6h 20m
Deal found 8/5![United Airlines logo]()
$388
Last-minute flights from St. Louis to LouisianaDiscover last-minute flight deals from St. Louis to Louisiana. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Louisiana. Data last updated August 10, 2026 and is based on user searches.
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.
Wed 8/268:36 am -
1 stop5h 05m
Wed 9/305:01 pm -
1 stop6h 42m
Deal found 8/5![American Airlines logo]()
$293
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.
Wed 8/268:00 am -
2 stops9h 47m
Wed 9/309:20 am -
1 stop4h 50m
Deal found 8/5![United Airlines logo]()
$311
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.
Sun 8/306:17 pm -
1 stop23h 45m
Sat 9/57:11 pm -
1 stop22h 11m
Deal found 8/7![Frontier logo]()
$165
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 9/56:45 pm -
2 stops23h 17m
Thu 9/105:17 pm -
1 stop19h 53m
Deal found 8/7![Frontier logo]()
$192
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.
Tue 9/86:36 am -
1 stop7h 05m
Mon 9/145:01 pm -
1 stop6h 42m
Deal found 8/9![American Airlines logo]()
$306
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 9/92:29 pm -
1 stop25h 53m
Tue 9/155:17 pm -
1 stop19h 53m
Deal found 8/7![Frontier logo]()
$160
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 9/128:00 am -
2 stops9h 47m
Sat 9/1912:03 pm -
1 stop5h 45m
Deal found 8/7![United Airlines logo]()
$298
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.
Mon 9/142:29 pm -
1 stop25h 53m
Thu 9/175:17 pm -
1 stop19h 53m
Deal found 8/9![Frontier logo]()
$144
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.
Mon 9/142:29 pm -
1 stop25h 53m
Mon 9/215:26 pm -
2 stops43h 44m
Deal found 8/5![Frontier logo]()
$177
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.
Thu 9/175:43 am -
1 stop5h 28m
Sun 9/206:38 pm -
1 stop5h 05m
Deal found 8/5![American Airlines logo]()
$299
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:29 pm -
1 stop25h 53m
Tue 9/225:17 pm -
1 stop19h 53m
Deal found 8/6![Frontier logo]()
$166
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.
Mon 9/212:29 pm -
1 stop25h 53m
Tue 9/295:17 pm -
1 stop19h 53m
Deal found 8/9![Frontier logo]()
$135
One-way flights from St. Louis to LouisianaSearch for one-way flight options from St. Louis to Louisiana. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from St. Louis to Louisiana. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$61
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.
Mon 10/52:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$65
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.
Mon 9/76:17 pm -
1 stop23h 45m
Deal found 8/7![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.
Wed 11/410:35 am -
1 stop5h 28m
Deal found 8/7![Frontier logo]()
$80
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 9/92:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$86
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 11/710:35 am -
1 stop5h 28m
Deal found 8/5![Frontier logo]()
$93
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 9/35:42 am -
1 stop5h 00m
Deal found 8/6![American Airlines logo]()
$220
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.
Sun 8/306:45 pm -
1 stop4h 14m
Deal found 8/6![American Airlines logo]()
$268
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.
Sun 8/306:00 am -
2 stops9h 30m
Deal found 8/6![United Airlines logo]()
$274
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.
Mon 9/216:15 am -
1 stop4h 58m
Deal found 8/7![United Airlines logo]()
$343
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.
Thu 10/17:30 am -
2 stops10h 13m
Deal found 8/6![United Airlines logo]()
$348
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.
Mon 8/313:32 pm -
1 stop7h 09m
Deal found 8/6![American Airlines logo]()
$394
Find flight deals from St. Louis to Louisiana
Keep the following information in mind while searching for St. Louis to Louisiana flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $136 (Kiwi.com) |
One-way from | $61 (Trip.com) |
Popular in | February |
Cheapest in | April |
Average price | $357 |
Good round-trip deal | $393 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Louisiana 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 St. Louis to Louisiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisLafayette
STL Lambert-St Louis - LFT Lafayette Regional
STLLFT
Lambert-St Louis
Sat 9/12
7:05 am-11:13 am
1 stop4h 08m
Lafayette Regional
Sat 9/19
6:00 am-12:32 pm
1 stop6h 32m
$293
St. LouisLafayette
STL Lambert-St Louis - LFT Lafayette Regional
STLLFT
Lambert-St Louis
Sat 9/12
8:00 am-3:29 pm
2 stops7h 29m
Lafayette Regional
Sat 9/19
12:03 pm-9:33 pm
2 stops9h 30m
$303
St. LouisShreveport
STL Lambert-St Louis - SHV Shreveport
STLSHV
Lambert-St Louis
Fri 12/4
1:08 pm-9:40 pm
2 stops8h 32m
Shreveport
Sun 12/6
7:00 am-12:06 pm
1 stop5h 06m
$304
St. LouisLafayette
STL Lambert-St Louis - LFT Lafayette Regional
STLLFT
Lambert-St Louis
Wed 9/23
8:35 am-1:09 pm
1 stop4h 34m
Lafayette Regional
Sun 9/27
9:20 am-2:10 pm
1 stop4h 50m
$306
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Thu 10/8
5:40 am-10:32 am
1 stop4h 52m
Alexandria
Mon 10/19
5:17 pm-11:42 pm
1 stop6h 25m
$308
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Thu 12/10
12:20 pm-4:46 pm
1 stop4h 26m
Alexandria
Wed 12/16
5:27 pm-11:56 pm
1 stop6h 29m
$308
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Thu 10/8
6:00 am-11:16 am
1 stop5h 16m
Alexandria
Mon 10/19
5:12 pm-11:54 pm
1 stop6h 42m
$308
St. LouisLafayette
STL Lambert-St Louis - LFT Lafayette Regional
STLLFT
Lambert-St Louis
Sat 11/21
5:00 am-1:26 pm
2 stops8h 26m
Lafayette Regional
Mon 11/23
5:15 am-10:02 am
1 stop4h 47m
$311
St. LouisLafayette
STL Lambert-St Louis - LFT Lafayette Regional
STLLFT
Lambert-St Louis
Wed 8/26
8:00 am-5:47 pm
2 stops9h 47m
Lafayette Regional
Wed 9/30
9:20 am-2:10 pm
1 stop4h 50m
$311
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Sat 10/3
6:00 am-3:30 pm
2 stops9h 30m
Alexandria
Thu 10/8
9:45 am-2:10 pm
1 stop4h 25m
$314
Showing 1-10 of 52 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Louisiana
Have a flexible travel schedule? Discover the best time to fly to Louisiana from St. Louis with our price prediction graph.
STL-MSY
STL-LFT
STL-SHV
STL-AEX
STL-BTR
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 Louisiana
STL-USLA
STL-MSY
STL-LFT
STL-SHV
STL-AEX
What is the cheapest month to book a flight from St. Louis to Louisiana?
Currently, August is the cheapest month in which you can book a flight from St. Louis to Louisiana (average of $323). Flying from St. Louis to Louisiana in February is currently the most expensive (average of $474). 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 LA?
Find hourly flight availability from St. Louis to Louisiana. 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.
It’s optimal to fly from St. Louis to Louisiana at noon. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from St. Louis to Louisiana
Explore weekly flight availability from St. Louis to Louisiana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 10, 2026.
The most flights from STL to USLA are scheduled on a Sunday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from St. Louis to Louisiana?
Airfare is below average for this route at the moment.
St. Louis to Louisiana flights typically cost between $315 and $534 in October.The cheapest round-trip price found within the last 5 days was $136 on Frontier (Oct 12-Oct 14).
How far ahead should I book a flight from St. Louis to Louisiana?
Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Louisiana. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Louisiana
Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated August 10, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from St. Louis to Louisiana to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
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 Louisiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Louisiana
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Complete your trip
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St. Louis and Louisiana flights
Browse other St. Louis and Louisiana flight options. Last updated on August 10, 2026.
Popular flight searches
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St. Louis to Louisiana flights
Consider these flights traveling from St. Louis to Louisiana.
Top 5 airlines flying from St. Louis to Louisiana
Discover the top 5 airlines that operate flights from St. Louis to Louisiana. 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$82 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$93 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$308 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$294 | Average$438 | FlexibilityNo cancel fee | On-time63% |