$121+ Cheap flights from Louisiana to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ORD
Oct 26 — Nov 21
Round-trip
1 adult, Economy
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Find cheap flights from Louisiana to Illinois 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
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Cheapest flights from Louisiana to IllinoisExplore the most affordable flight options available from Louisiana to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
Explore the most affordable flight options available from Louisiana to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
This FlightHub deal was found by Cheapflights users on 9/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:08 pm -
1 stop6h 39m
Tue 11/106:16 am -
1 stop9h 57m
Deal found 9/21![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:05 pm -
1 stop18h 27m
Sat 10/246:00 am -
1 stop11h 22m
Deal found 9/22![Frontier logo]()
$237
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:05 pm -
1 stop6h 38m
Wed 10/286:16 am -
1 stop9h 57m
Deal found 9/22![Frontier logo]()
$237
This FlightHub deal was found by Cheapflights users on 9/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:04 pm -
1 stop11h 42m
Tue 11/107:15 am -
1 stop8h 58m
Deal found 9/24![Frontier logo]()
$238
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:25 pm -
1 stop7h 01m
Sun 10/253:30 pm -
1 stop29h 52m
Deal found 9/25![Frontier logo]()
$239
This Orbitz deal was found by Cheapflights users on 9/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:26 am -
1 stop5h 29m
Sun 12/69:37 pm -
1 stop10h 58m
Deal found 9/22![Frontier logo]()
$239
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:05 am -
1 stop13h 48m
Mon 11/236:30 am -
1 stop25h 53m
Deal found 9/22![Frontier logo]()
$240
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:08 pm -
1 stop6h 39m
Sun 11/16:16 am -
1 stop11h 21m
Deal found 9/22![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 9/23. 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.
Sat 10/249:04 pm -
1 stop10h 27m
Sun 10/256:58 pm -
1 stop25h 12m
Deal found 9/23![Frontier logo]()
$241
This Priceline deal was found by Cheapflights users on 9/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:18 pm -
1 stop5h 25m
Mon 10/266:15 am -
1 stop9h 55m
Deal found 9/25![Frontier logo]()
$241
This Frontier deal was found by Cheapflights users on 9/21. 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.
Tue 10/205:05 pm -
1 stop6h 38m
Mon 10/266:15 am -
1 stop9h 55m
Deal found 9/21![Frontier logo]()
$242
This Trip.com deal was found by Cheapflights users on 9/22. 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.
Wed 11/185:08 pm -
1 stop6h 39m
Fri 11/208:42 pm -
1 stop21h 18m
Deal found 9/22![Frontier logo]()
$243
Best flights from Louisiana to IllinoisDiscover carefully curated flight deals from Louisiana to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
Discover carefully curated flight deals from Louisiana to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
This Southwest deal was found by Cheapflights users on 9/23. 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 10/275:55 pm -
1 stop4h 25m
Wed 10/288:35 pm -
Nonstop2h 20m
Deal found 9/23![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/25. 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 11/57:00 am -
1 stop6h 55m
Wed 11/115:00 am -
1 stop4h 28m
Deal found 9/25![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 9/22. 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.
Tue 10/205:20 am -
1 stop4h 58m
Tue 10/2711:08 am -
1 stop4h 42m
Deal found 9/22![Delta logo]()
$315
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/205:41 am -
1 stop5h 22m
Tue 10/2711:21 am -
2 stops7h 35m
Deal found 9/22![American Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 9/23. 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 11/106:00 am -
1 stop6h 15m
Wed 11/188:40 pm -
Nonstop2h 20m
Deal found 9/23![Southwest logo]()
$301
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/117:00 am -
Nonstop2h 38m
Thu 11/129:20 pm -
Nonstop2h 32m
Deal found 9/21![United Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 9/22. 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.
Tue 12/227:08 pm -
1 stop4h 51m
Fri 1/16:00 am -
1 stop6h 10m
Deal found 9/22![Delta logo]()
$326
This Southwest deal was found by Cheapflights users on 9/25. 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 11/36:10 am -
Nonstop2h 25m
Fri 11/69:20 pm -
Nonstop2h 30m
Deal found 9/25![Southwest logo]()
$305
This American Airlines deal was found by Cheapflights users on 9/21. 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 11/66:05 pm -
1 stop5h 54m
Sun 11/85:00 am -
1 stop4h 52m
Deal found 9/21![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/24. 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 11/227:00 am -
Nonstop2h 37m
Thu 11/261:55 pm -
Nonstop2h 40m
Deal found 9/24![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 9/24. 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 11/911:50 am -
1 stop7h 15m
Mon 11/163:59 pm -
1 stop5h 42m
Deal found 9/24![Delta logo]()
$328
This Southwest deal was found by Cheapflights users on 9/22. 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 10/226:45 am -
Nonstop2h 20m
Tue 10/273:35 pm -
Nonstop2h 15m
Deal found 9/22![Southwest logo]()
$306
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/166:06 pm -
1 stop4h 54m
Sun 10/185:00 am -
1 stop4h 57m
Deal found 9/22![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/237:00 am -
Nonstop2h 43m
Mon 10/269:20 pm -
Nonstop2h 32m
Deal found 9/21![United Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 9/25. 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 12/26:00 am -
1 stop6h 04m
Mon 12/75:12 pm -
1 stop4h 56m
Deal found 9/25![Delta logo]()
$336
This American Airlines deal was found by Cheapflights users on 9/21. 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 12/106:05 pm -
1 stop5h 54m
Tue 12/295:00 am -
1 stop5h 13m
Deal found 9/21![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/227:00 am -
Nonstop2h 43m
Mon 10/267:00 am -
Nonstop2h 29m
Deal found 9/22![United Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 9/22. 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 10/226:45 am -
Nonstop2h 20m
Mon 10/264:15 pm -
Nonstop2h 10m
Deal found 9/22![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 9/22. 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 10/165:53 pm -
1 stop4h 40m
Mon 10/196:04 am -
1 stop6h 52m
Deal found 9/22![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:45 am -
Nonstop2h 20m
Sun 10/259:30 pm -
Nonstop2h 20m
Deal found 9/23![Southwest logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/302:12 pm -
1 stop5h 43m
Sun 11/19:27 pm -
Nonstop2h 32m
Deal found 9/24![United Airlines logo]()
$326
This American Airlines deal was found by Cheapflights users on 9/21. 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 10/65:00 pm -
1 stop7h 11m
Sat 10/105:03 pm -
1 stop7h 21m
Deal found 9/21![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:30 pm -
1 stop7h 50m
Mon 12/75:30 am -
1 stop6h 35m
Deal found 9/21![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 9/22. 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 12/56:15 am -
2 stops6h 40m
Sun 12/67:20 am -
1 stop4h 30m
Deal found 9/22![Southwest logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/207:18 pm -
1 stop5h 27m
Mon 11/236:59 am -
Nonstop2h 29m
Deal found 9/21![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:22 pm -
1 stop6h 32m
Sun 11/155:30 am -
1 stop5h 33m
Deal found 9/25![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 9/25. 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 12/177:25 pm -
1 stop5h 40m
Tue 12/225:10 am -
1 stop5h 35m
Deal found 9/25![Southwest logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/235:15 am -
1 stop6h 01m
Sun 10/257:00 am -
Nonstop2h 29m
Deal found 9/23![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 9/20. 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 10/154:56 pm -
1 stop5h 34m
Mon 10/195:04 pm -
1 stop6h 31m
Deal found 9/20![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 9/21. 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 11/116:10 am -
Nonstop2h 25m
Thu 11/129:20 pm -
Nonstop2h 30m
Deal found 9/21![Southwest logo]()
$330
Last-minute flights from Louisiana to IllinoisDiscover last-minute flight deals from Louisiana to Illinois. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from Louisiana to Illinois. Data last updated September 26, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 9/21. 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.
Sat 10/176:18 pm -
1 stop5h 25m
Tue 10/206:21 am -
1 stop9h 49m
Deal found 9/21![Frontier logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:05 pm -
1 stop18h 27m
Sat 10/246:00 am -
1 stop11h 22m
Deal found 9/22![Frontier logo]()
$237
This Frontier deal was found by Cheapflights users on 9/21. 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.
Tue 10/205:05 pm -
1 stop6h 38m
Mon 10/266:15 am -
1 stop9h 55m
Deal found 9/21![Frontier logo]()
$242
This Mytrip deal was found by Cheapflights users on 9/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:05 pm -
2 stops22h 25m
Tue 10/277:15 am -
1 stop8h 58m
Deal found 9/22![Frontier logo]()
$244
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:05 pm -
1 stop6h 38m
Wed 10/286:16 am -
1 stop9h 57m
Deal found 9/22![Frontier logo]()
$237
This Priceline deal was found by Cheapflights users on 9/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:18 pm -
1 stop5h 25m
Mon 10/266:15 am -
1 stop9h 55m
Deal found 9/25![Frontier logo]()
$241
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:25 pm -
1 stop7h 01m
Sun 10/253:30 pm -
1 stop29h 52m
Deal found 9/25![Frontier logo]()
$239
This Frontier deal was found by Cheapflights users on 9/23. 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.
Sat 10/249:04 pm -
1 stop10h 27m
Sun 10/256:58 pm -
1 stop25h 12m
Deal found 9/23![Frontier logo]()
$241
This Orbitz deal was found by Cheapflights users on 9/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:15 pm -
1 stop25h 48m
Fri 10/309:51 am -
1 stop10h 11m
Deal found 9/22![Frontier logo]()
$246
This CheapOair deal was found by Cheapflights users on 9/24. 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 10/296:22 pm -
1 stop24h 23m
Sun 11/87:50 pm -
1 stop20h 23m
Deal found 9/24![Frontier logo]()
$245
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:08 pm -
1 stop6h 39m
Sun 11/16:16 am -
1 stop11h 21m
Deal found 9/24![Frontier logo]()
$239
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:45 am -
1 stop13h 36m
Sun 11/110:26 am -
1 stop7h 11m
Deal found 9/22![Frontier logo]()
$240
One-way flights from Louisiana to IllinoisSearch for one-way flight options from Louisiana to Illinois. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
Search for one-way flight options from Louisiana to Illinois. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
This Frontier deal was found by Cheapflights users on 9/21. 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.
Mon 11/236:55 pm -
1 stop5h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 9/21. 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.
Sat 10/176:18 pm -
1 stop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$121
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:17 pm -
1 stop16h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$125
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:15 pm -
1 stop12h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 12/19:28 am -
1 stop21h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/195:25 pm -
1 stop21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$126
This Frontier deal was found by Cheapflights users on 9/22. 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.
Sat 10/249:04 pm -
1 stop10h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/265:25 pm -
1 stop17h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$127
This CheapOair deal was found by Cheapflights users on 9/24. 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 11/75:08 pm -
1 stop15h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 9/25. 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.
Tue 12/2210:58 am -
1 stop8h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 10/215:05 pm -
1 stop25h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 9/24. 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 10/235:05 pm -
1 stop6h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$131
Find flight deals from Louisiana to Illinois
Keep the following information in mind while searching for Louisiana to Illinois flight deals. Data was last updated September 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $234 (FlightHub) |
One-way from | $121 (Frontier) |
Popular in | June |
Cheapest in | January |
Average price | $297 |
Good round-trip deal | $286 or less |
Good one-way deal | $195 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisiana to Illinois 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 7,457,451 searches. Data last updated September 26, 2026.
Use the filters below to find and compare flights from Louisiana to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Thu 11/26
9:33 am-1:33 pm
1 stop28h 00m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Wed 10/28
10:28 am-1:08 pm
Nonstop2h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$146
Quickest round-trip
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Tue 2/9
5:05 am-7:20 am
Nonstop2h 15m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$146
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Sat 11/14
7:00 am-9:35 am
Nonstop2h 35m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$146
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Tue 11/24
6:45 am-9:00 am
Nonstop2h 15m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$146
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Tue 12/22
6:05 pm-8:20 pm
Nonstop2h 15m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$146
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Thu 10/22
7:00 am-9:43 am
Nonstop2h 43m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Thu 11/5
6:00 pm-8:20 pm
Nonstop2h 20m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Thu 10/22
6:45 am-9:05 am
Nonstop2h 20m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Sat 12/26
2:10 pm-8:00 pm
1 stop5h 50m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$151
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Louisiana to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Louisiana with our price prediction graph.
MSY-MDW
MSY-MLI
MSY-ORD
LCH-ORD
SHV-ORD
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 Illinois
USLA-USIL
MSY-MDW
MSY-MLI
MSY-ORD
LCH-ORD
What is the cheapest month to book a flight from Louisiana to Illinois?
Currently, January is the cheapest month in which you can book a flight from Louisiana to Illinois (average of $255). Flying from Louisiana to Illinois in June is currently the most expensive (average of $406). 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 IL?
Find hourly flight availability from Louisiana to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 26, 2026.
It’s typically best to fly out from Louisiana to Illinois in the evening. Doing so could potentially save you 57% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Louisiana to Illinois
Explore weekly flight availability from Louisiana to Illinois. 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 September 26, 2026.
The most flights from USLA to USIL are scheduled on a Friday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
How much does it cost to fly round-trip from Louisiana to Illinois?
Airfare is typical for this route at the moment.
Louisiana to Illinois flights typically cost between $187 and $336 in October.The cheapest round-trip price found within the last 5 days was $237 on Frontier (Oct 20-Oct 24).
How far ahead should I book a flight from Louisiana to Illinois?
To ensure you get the cheapest price possible for a flight from Louisiana to Illinois, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Louisiana to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Louisiana to Illinois. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Louisiana to Illinois flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated September 26, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Louisiana to Illinois have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Louisiana to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Louisiana to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisiana to Illinois by cabin class
Find flights from Louisiana to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisiana and Illinois flights
Browse other Louisiana and Illinois flight options. Last updated on September 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Louisiana after your stay in Illinois
Louisiana to Illinois flights
Consider these flights traveling from Louisiana to Illinois.
Top 5 airlines flying from Louisiana to Illinois
Discover the top 5 airlines that operate flights from Louisiana to Illinois. 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 7,457,451 searches. Data last updated September 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$267 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$129 | Average$423 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$411 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$181 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$199 | Average$401 | FlexibilityNo cancel fee | On-time63% |