$61+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ORD
Feb 28 — Mar 71
1 adult, Economy
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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 January 29, 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 January 29, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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.
Sat 4/119:17 am
MSY
- ORD
Nonstop2h 30m
Spirit Airlines
Mon 4/138:55 pm
ORD
- MSY
Nonstop2h 25m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$86
This Super.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/219:48 am
MSY
- ORD
Nonstop2h 39m
Frontier
Sun 2/226:00 am
ORD
- MSY
Nonstop2h 33m
Frontier
Deal found 1/28![Frontier logo]()
$89
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/149:48 am
MSY
- ORD
Nonstop2h 39m
Frontier
Sun 2/226:00 am
ORD
- MSY
Nonstop2h 33m
Frontier
Deal found 1/27![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/259:17 am
MSY
- ORD
Nonstop2h 30m
Spirit Airlines
Tue 3/38:16 pm
ORD
- MSY
1 stop12h 05m
Spirit Airlines
Deal found 1/28![Spirit Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/1410:15 am
MSY
- ORD
1 stop10h 58m
Spirit Airlines
Sat 2/218:42 pm
ORD
- MSY
Nonstop2h 33m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$95
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” 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 2/1210:15 am
MSY
- ORD
1 stop10h 58m
Spirit Airlines
Sat 2/148:42 pm
ORD
- MSY
Nonstop2h 33m
Spirit Airlines
Deal found 1/26![Spirit Airlines logo]()
$96
This Priceline deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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.
Tue 3/39:17 am
MSY
- ORD
Nonstop2h 30m
Spirit Airlines
Fri 3/68:42 pm
ORD
- MSY
Nonstop2h 33m
Spirit Airlines
Deal found 1/28![Spirit Airlines logo]()
$97
This Priceline deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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.
Sat 2/219:48 am
MSY
- ORD
Nonstop2h 39m
Multiple Airlines
Tue 2/2412:44 pm
ORD
- MSY
1 stop6h 57m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$98
This Super.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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.
Thu 2/269:17 am
MSY
- ORD
Nonstop2h 30m
Spirit Airlines
Thu 3/58:42 pm
ORD
- MSY
Nonstop2h 33m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/259:17 am
MSY
- ORD
Nonstop2h 30m
Spirit Airlines
Sun 3/18:42 pm
ORD
- MSY
Nonstop2h 33m
Spirit Airlines
Deal found 1/28![Spirit Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/1410:15 am
MSY
- ORD
1 stop10h 58m
Multiple Airlines
Sun 2/226:00 am
ORD
- MSY
Nonstop2h 33m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$104
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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.
Thu 2/1212:28 pm
MSY
- ORD
Nonstop2h 39m
Frontier
Wed 2/186:20 am
ORD
- MSY
Nonstop2h 33m
Frontier
Deal found 1/27![Frontier logo]()
$105
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 January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $86 (Cheapflightsfares) |
One-way from | $61 (Trip.com) |
Popular in | December |
Cheapest in | August |
Average price | $243 |
Good round-trip deal | $271 or less |
Good one-way deal | $159 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 January 29, 2026.
Use the filters below to find and compare flights from Louisiana to Illinois that are best for you.
Fly from
Louisiana
Fly to
Illinois
Route
Depart
Return
Price
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Sat 2/21
9:48 am-12:27 pm
Nonstop2h 39m
Chicago O'Hare Intl
Sun 2/22
6:00 am-8:33 am
Nonstop2h 33m
$89
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Thu 3/5
9:17 am-11:47 am
Nonstop2h 30m
Chicago O'Hare Intl
Fri 3/6
8:42 pm-11:15 pm
Nonstop2h 33m
$95
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Sat 2/28
6:20 am-7:11 pm
1 stop12h 51m
Chicago O'Hare Intl
Sat 3/7
8:42 pm-11:15 pm
Nonstop2h 33m
$114
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Fri 2/20
8:47 pm-11:26 pm
Nonstop2h 39m
Chicago O'Hare Intl
Mon 2/23
8:42 pm-11:15 pm
Nonstop2h 33m
$120
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Fri 2/20
8:47 pm-11:26 pm
Nonstop2h 39m
Chicago O'Hare Intl
Sun 2/22
6:00 am-8:33 am
Nonstop2h 33m
$120
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Fri 4/17
10:10 am-12:40 pm
Nonstop2h 30m
Chicago O'Hare Intl
Sun 4/19
7:35 pm-10:08 pm
Nonstop2h 33m
$121
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Wed 4/15
10:10 am-12:40 pm
Nonstop2h 30m
Chicago O'Hare Intl
Sat 4/18
7:35 pm-10:08 pm
Nonstop2h 33m
$122
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Sat 2/21
6:52 am-10:39 pm
1 stop15h 47m
Chicago O'Hare Intl
Sun 2/22
8:42 pm-11:15 pm
Nonstop2h 33m
$128
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Mon 3/9
9:17 am-11:47 am
Nonstop2h 30m
Chicago O'Hare Intl
Thu 3/12
8:55 pm-11:20 pm
Nonstop2h 25m
$140
New OrleansChicago
MSY - ORD
MSYORD
New Orleans Louis Armstrong
Mon 3/9
6:20 am-7:11 pm
1 stop12h 51m
Chicago O'Hare Intl
Fri 3/13
8:55 pm-11:20 pm
Nonstop2h 25m
$141
Showing 1-10 of 60 results
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.
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
What is the cheapest month to book a flight from Louisiana to Illinois?
Currently, February is the cheapest month in which you can book a flight from Louisiana to Illinois (average of $53). Flying from Louisiana to Illinois in December is currently the most expensive (average of $159). 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 January 29, 2026.
It’s typically best to fly out from Louisiana to Illinois in the evening. Doing so could potentially save you 63% on the flight price compared to flying at noon, which is usually more expensive.
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 January 24, 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.
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 January 29, 2026.
The most flights from USLA to USIL are scheduled on a Monday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).
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 January 29, 2026.
See what other customers who have flown with Southwest, Delta, and United 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
Boarding
8.1
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Alternative routes for Louisiana to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$60 | Average$137 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$131 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$159 | Average$351 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$173 | Average$268 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$244 | Average$346 | FlexibilityNo cancel fee | On-timeN/A |