$55+ Cheap flights from Illinois to Louisiana
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MSY
Dec 6 — Dec 131
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Illinois to Louisiana with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Louisiana
Keep the following information in mind while searching for Illinois to Louisiana flight deals. Data was last updated November 6, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $111 (Frontier) |
One-way from | $55 (Priceline) |
Popular in | December |
Cheapest in | September |
Average price | $337 |
Good round-trip deal | $215 or less |
Good one-way deal | $116 or less |
Find flight deals from Illinois to Louisiana
Cheapest flights from Illinois to LouisianaExplore the most affordable flight options available from Illinois to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.
Explore the most affordable flight options available from Illinois to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.
This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” 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 12/43:30 pmSTL - MSY
1 stop21h 27mFrontier
Mon 12/81:52 pmMSY - STL
1 stop8h 41mFrontier
Deal found 11/4![Frontier logo]()
$111
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:43 pmSTL - MSY
1 stop16h 41mFrontier
Sun 12/72:02 pmMSY - STL
1 stop18h 57mFrontier
Deal found 11/5![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:15 pmORD - MSY
1 stop13h 39mMultiple Airlines
Wed 12/39:48 amMSY - ORD
Nonstop2h 20mMultiple Airlines
Deal found 11/4![Multiple Airlines logo]()
$133
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 12/31:03 pmORD - MSY
Nonstop2h 21mSpirit Airlines
Sat 12/63:20 pmMSY - ORD
1 stop8h 49mSpirit Airlines
Deal found 11/6![Spirit Airlines logo]()
$135
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 12/73:20 pmORD - MSY
1 stop17h 02mMultiple Airlines
Tue 12/93:20 pmMSY - ORD
1 stop8h 49mMultiple Airlines
Deal found 11/6![Multiple Airlines logo]()
$136
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:47 pmSTL - MSY
1 stop6h 55mMultiple Airlines
Thu 12/112:02 pmMSY - STL
1 stop8h 31mMultiple Airlines
Deal found 11/6![Multiple Airlines logo]()
$141
This Priceline deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” 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 11/185:10 amORD - MSY
1 stop7h 52mSpirit Airlines
Fri 11/219:48 amMSY - ORD
Nonstop2h 20mSpirit Airlines
Deal found 11/4![Spirit Airlines logo]()
$141
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amMDW - MSY
1 stop10h 27mFrontier
Thu 1/155:56 pmMSY - MDW
1 stop5h 30mFrontier
Deal found 11/5![Frontier logo]()
$142
This Trip.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/204:13 pmSTL - MSY
1 stop21h 32mFrontier
Mon 11/246:04 pmMSY - STL
1 stop24h 54mFrontier
Deal found 11/4![Frontier logo]()
$142
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:37 pmORD - MSY
1 stop8h 04mMultiple Airlines
Wed 11/191:55 pmMSY - ORD
Nonstop2h 20mMultiple Airlines
Deal found 11/5![Multiple Airlines logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” 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 12/34:01 pmORD - MSY
1 stop28h 37mMultiple Airlines
Wed 12/103:20 pmMSY - ORD
1 stop8h 49mMultiple Airlines
Deal found 11/4![Multiple Airlines logo]()
$143
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:29 pmMDW - MSY
1 stop13h 09mFrontier
Tue 11/259:41 amMSY - MDW
1 stop9h 23mFrontier
Deal found 11/5![Frontier logo]()
$144
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Louisiana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Illinois to Louisiana that are best for you.
Fly from
Illinois
Fly to
Louisiana
Route
Depart
Return
Price
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Sat 1/24
10:27 am-7:41 pm
1 stop9h 14m
New Orleans Louis Armstrong
Mon 1/26
9:17 am-11:47 am
Nonstop2h 30m
$136
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Thu 12/4
5:05 am-8:38 pm
1 stop15h 33m
New Orleans Louis Armstrong
Tue 12/9
3:20 pm-12:09 am
1 stop8h 49m
$143
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Fri 12/12
1:34 pm-9:51 pm
1 stop8h 17m
New Orleans Louis Armstrong
Tue 12/16
3:20 pm-12:09 am
1 stop8h 49m
$162
ChicagoNew Orleans
MDW - MSY
MDWMSY
Chicago Midway
Wed 12/24
12:00 pm-4:25 pm
1 stop4h 25m
New Orleans Louis Armstrong
Thu 1/1
6:20 am-8:40 am
Nonstop2h 20m
$167
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Thu 1/29
7:50 pm-10:29 pm
Nonstop2h 39m
New Orleans Louis Armstrong
Sat 1/31
10:35 am-1:15 pm
Nonstop2h 40m
$168
ChicagoNew Orleans
MDW - MSY
MDWMSY
Chicago Midway
Sun 2/1
7:40 am-10:05 am
Nonstop2h 25m
New Orleans Louis Armstrong
Wed 2/4
6:45 am-9:05 am
Nonstop2h 20m
$168
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Sun 2/1
3:40 pm-6:13 pm
Nonstop2h 33m
New Orleans Louis Armstrong
Wed 2/4
10:35 am-1:15 pm
Nonstop2h 40m
$168
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Fri 12/12
8:40 pm-11:13 pm
Nonstop2h 33m
New Orleans Louis Armstrong
Mon 12/15
6:21 am-9:00 am
Nonstop2h 39m
$169
ChicagoNew Orleans
MDW - MSY
MDWMSY
Chicago Midway
Sat 12/6
8:30 am-10:55 am
Nonstop2h 25m
New Orleans Louis Armstrong
Tue 12/9
6:20 am-8:40 am
Nonstop2h 20m
$169
ChicagoNew Orleans
ORD - MSY
ORDMSY
Chicago O'Hare Intl
Sat 12/6
7:45 pm-10:22 pm
Nonstop2h 37m
New Orleans Louis Armstrong
Tue 12/9
10:35 am-1:10 pm
Nonstop2h 35m
$169
Showing 1-10 of 60 results
Best time to book a flight from Illinois to Louisiana
Have a flexible travel schedule? Discover the best time to fly to Louisiana from Illinois 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 Illinois to Louisiana
What is the cheapest month to book a flight from Illinois to Louisiana?
Currently, June is the cheapest month in which you can book a flight from Illinois to Louisiana (average of $80). Flying from Illinois to Louisiana in July is currently the most expensive (average of $161). 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 IL to LA?
Find hourly flight availability from Illinois to Louisiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.
A simple way to save on the total cost of your ticket is to fly from Illinois to Louisiana in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from Illinois to Louisiana?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Louisiana. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Illinois to Louisiana flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Illinois to Louisiana
Explore weekly flight availability from Illinois to Louisiana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 6, 2025.
The most flights from USIL to USLA are scheduled on a Thursday (36 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).
How much does it cost to fly round-trip from Illinois to Louisiana?
Reviews of airlines servicing Louisiana
Get insights into the airlines that provide service to Louisiana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisiana. Reviews last updated November 6, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Illinois to Louisiana. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Illinois to Louisiana. 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 Illinois to Louisiana
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Illinois to Louisiana
Discover the top 6 airlines that operate flights from Illinois to Louisiana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$61 | Average$187 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$80 | Average$204 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$98 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$161 | Average$401 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$168 | Average$383 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$172 | Average$379 | FlexibilityNo cancel fee | On-time69% |