$148+ 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ORD
Dec 10 — Dec 171
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 November 10, 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 November 10, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:55 pm -
1 stop5h 47m
Fri 11/275:40 am -
1 stop12h 20m
Deal found 11/6![Frontier logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:44 am -
1 stop6h 00m
Tue 12/13:55 pm -
1 stop16h 43m
Deal found 11/9![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/411:19 am -
1 stop22h 26m
Sun 12/65:02 pm -
2 stops17h 31m
Deal found 11/6![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Tue 11/175:08 pm -
1 stop6h 39m
Tue 1/195:34 pm -
2 stops38h 28m
Deal found 11/6![Frontier logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Fri 12/187:46 pm -
1 stop10h 03m
Wed 12/308:37 am -
1 stop25h 19m
Deal found 11/9![Frontier logo]()
$297
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/259:40 am -
1 stop9h 30m
Sat 1/28:35 pm -
1 stop11h 40m
Deal found 11/9![Frontier logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Fri 11/277:57 am -
1 stop5h 47m
Sat 12/55:24 pm -
1 stop15h 11m
Deal found 11/9![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:18 am -
1 stop22h 27m
Sat 1/95:41 pm -
2 stops16h 45m
Deal found 11/10![Multiple Airlines logo]()
$298
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:18 am -
1 stop15h 25m
Thu 12/35:24 pm -
1 stop23h 40m
Deal found 11/9![Frontier logo]()
$299
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:44 am -
1 stop4h 37m
Thu 12/33:36 pm -
1 stop25h 28m
Deal found 11/9![Frontier logo]()
$299
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:15 pm -
1 stop25h 52m
Sat 11/147:05 am -
1 stop9h 08m
Deal found 11/6![Frontier logo]()
$300
This Mytrip deal was found by Cheapflights users on 11/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:26 am -
1 stop6h 40m
Mon 12/1410:40 am -
2 stops21h 58m
Deal found 11/8![Frontier logo]()
$300
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 November 10, 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 November 10, 2026.
This American Airlines deal was found by Cheapflights users on 11/6. 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 12/86:28 pm -
1 stop5h 23m
Wed 12/1611:32 am -
1 stop6h 06m
Deal found 11/6![American Airlines logo]()
$301
This Cheapflightsfares deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/173:15 pm -
1 stop25h 52m
Thu 11/196:30 am -
1 stop27h 40m
Deal found 11/10![Frontier logo]()
$328
This Southwest deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:45 am -
Nonstop2h 20m
Sat 1/99:10 am -
1 stop7h 25m
Deal found 11/10![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 11/7. 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 12/236:45 am -
Nonstop2h 50m
Sun 1/37:54 pm -
Nonstop2h 51m
Deal found 11/7![United Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 11/6. 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.
Wed 12/91:52 pm -
1 stop7h 01m
Sat 12/125:30 am -
1 stop7h 42m
Deal found 11/6![Delta logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Fri 12/189:15 am -
2 stops22h 22m
Thu 12/315:56 pm -
1 stop28h 13m
Deal found 11/9![Multiple Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 11/8. 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 12/126:45 am -
Nonstop2h 20m
Sun 12/133:15 pm -
Nonstop2h 15m
Deal found 11/8![Southwest logo]()
$336
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/135:00 am -
1 stop5h 11m
Sat 1/94:45 pm -
Nonstop2h 33m
Deal found 11/10![United Airlines logo]()
$346
This Delta deal was found by Cheapflights users on 11/5. 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.
Sat 12/54:34 pm -
1 stop6h 20m
Sat 12/1210:24 am -
2 stops10h 29m
Deal found 11/5![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 11/215:22 pm -
1 stop5h 11m
Sat 11/285:00 am -
1 stop5h 58m
Deal found 11/6![American Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/216:59 pm -
1 stop4h 56m
Sun 1/246:00 am -
1 stop6h 57m
Deal found 11/8![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Fri 1/297:02 am -
Nonstop2h 37m
Mon 2/17:45 pm -
Nonstop2h 40m
Deal found 11/5![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/285:05 am -
Nonstop2h 20m
Sun 1/313:10 pm -
Nonstop2h 20m
Deal found 11/10![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/236:12 pm -
1 stop6h 08m
Thu 11/265:00 am -
1 stop7h 22m
Deal found 11/6![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 11/6. 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.
Wed 12/23:59 pm -
1 stop6h 55m
Sun 12/66:00 am -
1 stop7h 12m
Deal found 11/6![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/57:00 am -
Nonstop2h 37m
Sun 12/67:45 pm -
Nonstop2h 40m
Deal found 11/5![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 11/6. 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.
Sun 12/206:05 pm -
Nonstop2h 15m
Sun 12/2710:25 pm -
Nonstop2h 20m
Deal found 11/6![Southwest logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:28 am -
2 stops25h 11m
Thu 12/38:53 am -
1 stop13h 04m
Deal found 11/9![Multiple Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 11/6. 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.
Sat 1/1612:51 pm -
2 stops7h 41m
Mon 1/187:00 am -
2 stops9h 13m
Deal found 11/6![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/6. 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 2/57:01 am -
Nonstop2h 44m
Mon 2/87:00 am -
Nonstop2h 34m
Deal found 11/6![United Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 11/9. 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 1/224:00 pm -
Nonstop2h 25m
Sun 1/2410:05 am -
Nonstop2h 25m
Deal found 11/9![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/276:05 pm -
1 stop5h 56m
Thu 12/314:53 pm -
1 stop6h 56m
Deal found 11/10![American Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 11/6. 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.
Fri 12/46:00 am -
1 stop6h 24m
Sun 12/66:49 am -
1 stop6h 23m
Deal found 11/6![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2810:30 am -
Nonstop2h 45m
Sun 1/3110:30 am -
Nonstop2h 35m
Deal found 11/10![United Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/214:00 pm -
Nonstop2h 25m
Sun 1/247:45 pm -
Nonstop2h 30m
Deal found 11/10![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:05 pm -
1 stop5h 54m
Wed 12/305:00 am -
1 stop5h 13m
Deal found 11/10![American Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 11/5. 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 1/211:42 pm -
1 stop6h 48m
Sun 1/245:30 am -
1 stop7h 27m
Deal found 11/5![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:10 pm -
1 stop3h 35m
Sat 1/99:40 am -
Nonstop2h 25m
Deal found 11/10![Southwest logo]()
$361
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/206:45 am -
Nonstop2h 50m
Wed 12/235:58 pm -
1 stop5h 17m
Deal found 11/6![United Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 11/6. 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 12/113:45 pm -
2 stops8h 30m
Sat 12/126:00 am -
2 stops11h 17m
Deal found 11/6![American Airlines logo]()
$409
Last-minute flights from Louisiana to IllinoisDiscover last-minute flight deals from Louisiana to Illinois. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Louisiana to Illinois. Data last updated November 10, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:15 pm -
1 stop25h 52m
Sat 11/147:05 am -
1 stop9h 08m
Deal found 11/6![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Tue 11/175:08 pm -
1 stop6h 39m
Tue 1/195:34 pm -
2 stops38h 28m
Deal found 11/6![Frontier logo]()
$296
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:55 pm -
1 stop5h 47m
Fri 11/275:40 am -
1 stop12h 20m
Deal found 11/6![Frontier logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:44 am -
1 stop6h 00m
Tue 12/13:55 pm -
1 stop16h 43m
Deal found 11/9![Frontier logo]()
$295
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:18 am -
1 stop15h 25m
Thu 12/35:24 pm -
1 stop23h 40m
Deal found 11/9![Frontier logo]()
$299
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:44 am -
1 stop4h 37m
Thu 12/33:36 pm -
1 stop25h 28m
Deal found 11/9![Frontier logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Fri 11/277:57 am -
1 stop5h 47m
Sat 12/55:24 pm -
1 stop15h 11m
Deal found 11/9![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/411:19 am -
1 stop22h 26m
Sun 12/65:02 pm -
2 stops17h 31m
Deal found 11/6![Frontier logo]()
$295
This Mytrip deal was found by Cheapflights users on 11/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:26 am -
1 stop6h 40m
Mon 12/1410:40 am -
2 stops21h 58m
Deal found 11/8![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:18 am -
1 stop22h 27m
Sat 1/95:41 pm -
2 stops16h 45m
Deal found 11/10![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Fri 12/187:46 pm -
1 stop10h 03m
Wed 12/308:37 am -
1 stop25h 19m
Deal found 11/9![Frontier logo]()
$297
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/259:40 am -
1 stop9h 30m
Sat 1/28:35 pm -
1 stop11h 40m
Deal found 11/9![Frontier logo]()
$297
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 November 10, 2026.
Search for one-way flight options from Louisiana to Illinois. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/169:26 am -
2 stops15h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Frontier logo]()
$148
This CheapOair deal was found by Cheapflights users on 11/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:42 pm -
1 stop7h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Frontier logo]()
$148
This Super.com deal was found by Cheapflights users on 11/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/173:15 pm -
1 stop25h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:05 pm -
1 stop25h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 1/308:53 am -
2 stops21h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$150
This Expedia deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:44 pm -
1 stop22h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 11/8. 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.
Fri 12/1111:18 am -
2 stops24h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Frontier logo]()
$151
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/47:06 pm -
1 stop10h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:26 am -
2 stops24h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Sun 1/310:28 am -
1 stop25h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 11/7. 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.
Mon 12/286:56 pm -
1 stop10h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Wed 12/99:26 am -
2 stops34h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$154
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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $294 (Cheapflightsfares) |
One-way from | $148 (Mytrip) |
Popular in | June |
Cheapest in | January |
Average price | $375 |
Good round-trip deal | $319 or less |
Good one-way deal | $201 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 November 10, 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 - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Wed 12/16
7:00 am-9:38 am
Nonstop2h 38m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$161
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Sat 1/16
11:45 am-2:05 pm
Nonstop2h 20m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$161
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Wed 12/9
7:04 am-9:44 am
Nonstop2h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$161
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Wed 12/9
6:10 am-8:35 am
Nonstop2h 25m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$161
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Tue 12/8
7:04 am-9:44 am
Nonstop2h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$172
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Sun 1/24
7:49 am-10:40 am
Nonstop2h 51m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$176
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Sun 1/17
5:05 am-7:25 am
Nonstop2h 20m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$176
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Fri 12/11
10:25 am-1:03 pm
Nonstop2h 38m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$176
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Fri 12/11
6:00 pm-8:20 pm
Nonstop2h 20m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$176
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Thu 12/17
5:45 pm-8:35 pm
Nonstop2h 50m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$176
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-ORD
MSY-MDW
SHV-ORD
BTR-MDW
BTR-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-ORD
MSY-MDW
SHV-ORD
BTR-MDW
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 $253). Flying from Louisiana to Illinois in June is currently the most expensive (average of $405). 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 November 10, 2026.
It’s typically best to fly out from Louisiana to Illinois in the evening. Doing so could potentially save you 36% on the flight price compared to flying in the afternoon, 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 November 10, 2026.
The most flights from USLA to USIL are scheduled on a Monday (36 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (15 on average).
How much does it cost to fly round-trip from Louisiana to Illinois?
Airfare is below average for this route at the moment.
Louisiana to Illinois flights typically cost between $321 and $512 in November.The cheapest round-trip price found within the last 5 days was $294 on Frontier (Nov 25-Nov 27).
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 83 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 November 7, 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 November 10, 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.
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.4
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 November 10, 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 November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$269 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$188 | Average$427 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$404 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$225 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$410 | FlexibilityNo cancel fee | On-time63% |