$62+ Cheap flights from Louisiana to Illinois
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ORD
Sep 9 — Sep 161
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 August 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 August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:17 pm -
1 stop19h 53m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:11 pm -
1 stop22h 11m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:17 pm -
1 stop19h 53m
Mon 9/282:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:58 pm -
1 stop16h 42m
Mon 11/910:35 am -
1 stop5h 28m
Deal found 8/5![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:11 pm -
1 stop22h 11m
Wed 9/92:29 pm -
1 stop25h 53m
Deal found 8/5![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:58 pm -
1 stop16h 42m
Wed 11/1810:35 am -
1 stop5h 28m
Deal found 8/8![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:58 pm -
1 stop16h 42m
Fri 11/1310:35 am -
2 stops28h 05m
Deal found 8/7![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:02 pm -
1 stop16h 38m
Sun 10/1110:35 am -
1 stop5h 32m
Deal found 8/5![Frontier logo]()
$191
This 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.
Thu 9/107:00 am -
Nonstop2h 42m
Mon 9/149:20 pm -
Nonstop2h 33m
Deal found 8/7![United Airlines logo]()
$235
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:50 am -
Nonstop2h 15m
Wed 9/308:20 pm -
Nonstop2h 15m
Deal found 8/7![Southwest logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:17 pm -
1 stop14h 58m
Sun 10/119:20 am -
1 stop6h 47m
Deal found 8/8![Frontier logo]()
$236
This Southwest deal was found by Cheapflights users on 8/10. 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.
Fri 9/116:25 pm -
1 stop4h 00m
Sun 9/139:00 pm -
Nonstop2h 20m
Deal found 8/10![Southwest logo]()
$236
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 August 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 August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:58 pm -
1 stop16h 42m
Fri 11/1310:35 am -
2 stops28h 05m
Deal found 8/7![Frontier logo]()
$188
This 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.
Thu 11/265:00 am -
1 stop5h 11m
Sat 11/286:59 am -
Nonstop2h 29m
Deal found 8/9![United Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:45 am -
Nonstop2h 20m
Mon 10/1910:15 pm -
Nonstop2h 15m
Deal found 8/7![Southwest logo]()
$258
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:58 pm -
1 stop7h 01m
Mon 11/309:53 am -
1 stop7h 04m
Deal found 8/8![Delta logo]()
$286
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.
Sat 9/56:09 pm -
1 stop5h 21m
Tue 9/85:00 am -
1 stop5h 01m
Deal found 8/6![American Airlines logo]()
$309
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 8/277:00 am -
1 stop5h 25m
Mon 8/317:00 am -
Nonstop2h 22m
Deal found 8/6![United Airlines logo]()
$241
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.
Wed 9/167:20 am -
Nonstop2h 15m
Sun 9/207:15 am -
Nonstop2h 10m
Deal found 8/6![Southwest logo]()
$258
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.
Fri 9/117:00 am -
Nonstop2h 42m
Sun 9/137:59 pm -
Nonstop2h 33m
Deal found 8/5![United Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:15 pm -
Nonstop2h 15m
Fri 9/187:40 pm -
Nonstop2h 15m
Deal found 8/5![Southwest logo]()
$258
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.
Thu 11/194:58 pm -
1 stop5h 58m
Tue 11/2411:28 am -
1 stop5h 29m
Deal found 8/7![Delta logo]()
$286
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:25 pm -
Nonstop2h 40m
Sat 11/712:40 pm -
1 stop7h 18m
Deal found 8/7![United Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:50 pm -
Nonstop2h 20m
Mon 9/217:15 am -
Nonstop2h 10m
Deal found 8/5![Southwest logo]()
$258
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:27 pm -
1 stop6h 51m
Tue 9/89:40 am -
1 stop7h 16m
Deal found 8/9![American Airlines logo]()
$319
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 10/33:50 pm -
1 stop6h 54m
Mon 10/55:10 pm -
1 stop4h 57m
Deal found 8/7![Delta logo]()
$299
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.
Thu 11/122:25 pm -
Nonstop2h 40m
Sun 11/1510:43 am -
Nonstop2h 36m
Deal found 8/5![United Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:10 pm -
Nonstop1h 50m
Thu 10/19:50 pm -
Nonstop1h 40m
Deal found 8/9![Southwest logo]()
$259
This 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 8/276:01 pm -
1 stop5h 25m
Sun 8/304:32 pm -
1 stop6h 27m
Deal found 8/6![American Airlines logo]()
$319
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.
Mon 12/75:24 pm -
1 stop5h 32m
Thu 12/1711:28 am -
1 stop5h 16m
Deal found 8/6![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:30 pm -
1 stop3h 55m
Wed 10/710:10 am -
2 stops5h 55m
Deal found 8/7![Southwest logo]()
$260
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 9/1510:31 am -
Nonstop2h 44m
Thu 9/177:00 am -
Nonstop2h 29m
Deal found 8/9![United Airlines logo]()
$266
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.
Thu 12/1010:48 am -
1 stop6h 15m
Sun 12/131:30 pm -
1 stop6h 39m
Deal found 8/7![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:50 pm -
1 stop5h 18m
Wed 8/2611:32 am -
1 stop5h 39m
Deal found 8/7![American Airlines logo]()
$349
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.
Wed 9/307:20 am -
Nonstop2h 15m
Sun 10/47:10 am -
Nonstop2h 15m
Deal found 8/9![Southwest logo]()
$266
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.
Thu 10/227:00 am -
Nonstop2h 43m
Sun 10/255:30 am -
1 stop5h 35m
Deal found 8/5![United Airlines logo]()
$268
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.
Mon 12/75:24 pm -
1 stop6h 35m
Thu 12/179:53 am -
1 stop6h 51m
Deal found 8/6![Delta logo]()
$299
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.
Wed 10/215:55 pm -
1 stop4h 20m
Mon 10/2610:15 pm -
Nonstop2h 15m
Deal found 8/9![Southwest logo]()
$272
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.
Fri 11/207:18 pm -
1 stop5h 27m
Wed 11/257:00 am -
Nonstop2h 29m
Deal found 8/5![United Airlines logo]()
$276
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.
Mon 12/288:00 am -
2 stops8h 22m
Fri 1/15:25 pm -
1 stop6h 11m
Deal found 8/5![Delta logo]()
$304
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.
Sat 9/199:40 am -
1 stop7h 01m
Sun 9/207:00 am -
Nonstop2h 29m
Deal found 8/9![United Airlines logo]()
$276
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:09 pm -
1 stop5h 24m
Wed 10/219:29 am -
2 stops10h 30m
Deal found 8/10![Delta logo]()
$304
Last-minute flights from Louisiana to IllinoisDiscover last-minute flight deals from Louisiana to Illinois. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Louisiana to Illinois. Data last updated August 10, 2026 and is based on user searches.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:17 pm -
1 stop28h 51m
Tue 9/87:05 am -
1 stop10h 57m
Deal found 8/5![Frontier logo]()
$238
This CheapOair deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:17 pm -
1 stop28h 51m
Tue 9/87:05 am -
1 stop10h 57m
Deal found 8/10![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:11 pm -
1 stop22h 11m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:17 pm -
1 stop19h 53m
Mon 9/142:29 pm -
1 stop25h 53m
Deal found 8/7![Frontier logo]()
$131
This 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.
Thu 9/107:00 am -
Nonstop2h 42m
Mon 9/149:20 pm -
Nonstop2h 33m
Deal found 8/7![United Airlines logo]()
$235
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:50 am -
Nonstop2h 15m
Wed 9/308:20 pm -
Nonstop2h 15m
Deal found 8/7![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 8/10. 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.
Fri 9/116:25 pm -
1 stop4h 00m
Sun 9/139:00 pm -
Nonstop2h 20m
Deal found 8/10![Southwest logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:17 pm -
1 stop19h 53m
Sun 9/205:19 pm -
1 stop25h 48m
Deal found 8/10![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:17 pm -
1 stop19h 53m
Mon 9/282:29 pm -
1 stop25h 53m
Deal found 8/9![Frontier logo]()
$157
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:00 am -
1 stop6h 45m
Sun 9/208:55 pm -
1 stop16h 18m
Deal found 8/5![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:17 pm -
1 stop19h 53m
Thu 9/2410:20 am -
1 stop6h 11m
Deal found 8/10![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:17 pm -
1 stop19h 53m
Thu 10/110:20 am -
1 stop6h 11m
Deal found 8/7![Frontier logo]()
$209
One-way flights from Louisiana to IllinoisSearch for one-way flight options from Louisiana to Illinois. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Louisiana to Illinois. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:17 pm -
1 stop16h 23m
Deal found 8/8![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:58 pm -
1 stop16h 42m
Deal found 8/7![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:17 pm -
1 stop19h 53m
Deal found 8/8![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:11 pm -
1 stop22h 11m
Deal found 8/5![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:17 pm -
1 stop19h 53m
Deal found 8/7![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 10/95:02 pm -
1 stop16h 38m
Deal found 8/10![Frontier logo]()
$80
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.
Tue 11/104:58 pm -
1 stop16h 42m
Deal found 8/9![Frontier logo]()
$81
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 9/57:11 pm -
1 stop22h 11m
Deal found 8/7![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:11 pm -
1 stop22h 11m
Deal found 8/5![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:11 pm -
1 stop12h 42m
Deal found 8/7![Frontier logo]()
$115
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/138:19 am -
Nonstop2h 46m
Deal found 8/7![American Airlines logo]()
$117
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 am -
Nonstop2h 42m
Deal found 8/7![United Airlines logo]()
$118
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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $131 (Kiwi.com) |
One-way from | $62 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $273 |
Good round-trip deal | $290 or less |
Good one-way deal | $160 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 2,558,603 searches. Data last updated August 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 OrleansSt. Louis
MSY New Orleans Louis Armstrong - STL Lambert-St Louis
MSYSTL
New Orleans Louis Armstrong
Tue 11/10
4:58 pm-9:40 am
1 stop16h 42m
Lambert-St Louis
Fri 11/13
10:35 am-2:40 pm
2 stops28h 05m
$188
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Thu 11/26
5:00 am-10:11 am
1 stop5h 11m
Chicago O'Hare Intl
Sat 11/28
6:59 am-9:28 am
Nonstop2h 29m
$239
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Thu 8/27
7:00 am-12:25 pm
1 stop5h 25m
Chicago O'Hare Intl
Mon 8/31
7:00 am-9:22 am
Nonstop2h 22m
$241
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Fri 9/11
7:00 am-9:42 am
Nonstop2h 42m
Chicago O'Hare Intl
Sun 9/13
7:59 pm-10:32 pm
Nonstop2h 33m
$244
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Wed 11/4
2:25 pm-5:05 pm
Nonstop2h 40m
Chicago O'Hare Intl
Sat 11/7
12:40 pm-7:58 pm
1 stop7h 18m
$245
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Fri 10/16
6:45 am-9:05 am
Nonstop2h 20m
Chicago Midway
Mon 10/19
10:15 pm-12:30 am
Nonstop2h 15m
$258
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Wed 9/16
7:20 am-9:35 am
Nonstop2h 15m
Chicago Midway
Sun 9/20
7:15 am-9:25 am
Nonstop2h 10m
$258
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Wed 9/16
1:15 pm-3:30 pm
Nonstop2h 15m
Chicago Midway
Fri 9/18
7:40 pm-9:55 pm
Nonstop2h 15m
$258
New OrleansChicago
MSY New Orleans Louis Armstrong - MDW Chicago Midway
MSYMDW
New Orleans Louis Armstrong
Fri 9/18
3:50 pm-6:10 pm
Nonstop2h 20m
Chicago Midway
Mon 9/21
7:15 am-9:25 am
Nonstop2h 10m
$258
New OrleansChicago
MSY New Orleans Louis Armstrong - ORD Chicago O'Hare Intl
MSYORD
New Orleans Louis Armstrong
Thu 11/12
2:25 pm-5:05 pm
Nonstop2h 40m
Chicago O'Hare Intl
Sun 11/15
10:43 am-1:19 pm
Nonstop2h 36m
$258
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-STL
MSY-ORD
MSY-MDW
SHV-ORD
BTR-MDW
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-STL
MSY-ORD
MSY-MDW
SHV-ORD
What is the cheapest month to book a flight from Louisiana to Illinois?
Currently, October is the cheapest month in which you can book a flight from Louisiana to Illinois (average of $245). 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 August 10, 2026.
It’s typically best to fly out from Louisiana to Illinois in the evening. Doing so could potentially save you 39% on the flight price compared to flying at noon, 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 August 10, 2026.
The most flights from USLA to USIL are scheduled on a Friday (32 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 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 $225 and $377 in September.The cheapest round-trip price found within the last 5 days was $235 on United Airlines (Sep 10-Sep 14).
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 23 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 August 1, 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 August 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.
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
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.
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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 August 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 2,558,603 searches. Data last updated August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$268 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$129 | Average$408 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$168 | Average$414 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$169 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$393 | FlexibilityNo cancel fee | On-time63% |