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$50+ 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MSY
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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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 13, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$110
(Frontier)

One-way from

$50
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$324

Good round-trip deal

$215 or less

Good one-way deal

$116 or less
Provider with most accurate pricing for Chicago (CHI)-New Orleans Louis Armstrong flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-New Orleans Louis Armstrong flights.
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From Illinois to Louisiana
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One-way flight from Illinois to Louisiana
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Highest demand for flights based on searches. 12% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Illinois to Louisiana.
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Price to beat on a one-way flight from Illinois to Louisiana.
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Find flight deals from Illinois to Louisiana

Cheapest flights from Illinois to Louisiana
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 13, 2025.

This Frontier deal was found by Cheapflights users on 11/11. 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 11/11$112
This Priceline deal was found by Cheapflights users on 11/12. 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.
Fri 12/510:42 amSTL - MSY
1 stop5h 45mFrontier
Mon 12/81:52 pmMSY - STL
1 stop8h 41mFrontier
Deal found 11/12$124
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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
Thu 12/43:20 pmMSY - ORD
1 stop8h 49mSpirit Airlines
Deal found 11/11$135
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/158:42 pmMDW - MSY
2 stops25h 00mMultiple Airlines
Sun 12/215:22 pmMSY - MDW
1 stop19h 59mMultiple Airlines
Deal found 11/12$138
This Priceline deal was found by Cheapflights users on 11/12. 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 12/112:47 pmSTL - MSY
1 stop6h 55mMultiple Airlines
Mon 12/151:52 pmMSY - STL
1 stop8h 41mMultiple Airlines
Deal found 11/12$141
This Mytrip deal was found by Cheapflights users on 11/11. 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 12/31:03 pmORD - MSY
Nonstop2h 21mSpirit Airlines
Mon 12/84:35 pmMSY - ORD
2 stops18h 33mSpirit Airlines
Deal found 11/11$141
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/256:00 amORD - MSY
1 stop10h 27mFrontier
Thu 1/15:22 pmMSY - ORD
2 stops19h 02mFrontier
Deal found 11/12$142
This Mytrip deal was found by Cheapflights users on 11/11. 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 12/31:03 pmORD - MSY
Nonstop2h 21mSpirit Airlines
Sat 12/66:04 amMSY - ORD
2 stops14h 05mSpirit Airlines
Deal found 11/11$143
This Frontier deal was found by Cheapflights users on 11/12. 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 12/256:12 amMDW - MSY
1 stop10h 15mFrontier
Thu 1/15:22 pmMSY - MDW
1 stop4h 50mFrontier
Deal found 11/12$144
This Frontier deal was found by Cheapflights users on 11/12. 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 12/186:00 amORD - MSY
1 stop10h 27mFrontier
Sun 12/218:14 amMSY - ORD
1 stop11h 07mFrontier
Deal found 11/12$144
This Frontier deal was found by Cheapflights users on 11/12. 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 12/156:11 amORD - MSY
1 stop10h 16mFrontier
Sun 12/218:14 amMSY - ORD
1 stop11h 07mFrontier
Deal found 11/12$145
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.
Tue 12/24:22 pmORD - MSY
1 stop16h 21mMultiple Airlines
Mon 12/85:22 pmMSY - ORD
1 stop21h 50mMultiple Airlines
Deal found 11/10$146

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 13, 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

MDW - MSY

MDWMSY

Chicago Midway

Wed 1/21

8:25 am-10:55 am

Nonstop2h 30m

New Orleans Louis Armstrong

Sun 1/25

6:25 am-8:45 am

Nonstop2h 20m

$168

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Thu 12/11

7:45 pm-10:21 pm

Nonstop2h 36m

New Orleans Louis Armstrong

Mon 12/15

10:35 am-1:10 pm

Nonstop2h 35m

$169

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Sun 1/11

8:40 pm-11:05 pm

Nonstop2h 25m

New Orleans Louis Armstrong

Sun 1/18

4:35 pm-10:15 pm

1 stop5h 40m

$178

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Thu 12/4

12:04 pm-8:38 pm

1 stop8h 34m

New Orleans Louis Armstrong

Mon 12/8

5:22 pm-10:33 pm

2 stops29h 11m

$188

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Fri 1/23

7:50 pm-10:15 pm

Nonstop2h 25m

New Orleans Louis Armstrong

Sun 1/25

6:25 am-8:45 am

Nonstop2h 20m

$188

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Sun 1/11

8:40 pm-11:05 pm

Nonstop2h 25m

New Orleans Louis Armstrong

Fri 1/16

10:50 am-4:10 pm

1 stop5h 20m

$189

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Thu 12/11

5:15 pm-8:55 pm

1 stop3h 40m

New Orleans Louis Armstrong

Wed 12/17

6:20 am-8:40 am

Nonstop2h 20m

$189

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Wed 12/10

10:49 am-4:32 pm

1 stop5h 43m

New Orleans Louis Armstrong

Sun 12/14

5:15 am-9:54 am

1 stop4h 39m

$197

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Fri 12/12

5:13 pm-11:37 pm

1 stop6h 24m

New Orleans Louis Armstrong

Mon 12/15

5:15 am-11:55 am

1 stop6h 40m

$197

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Fri 12/12

5:59 pm-11:37 pm

1 stop5h 38m

New Orleans Louis Armstrong

Mon 12/15

5:15 am-12:01 pm

1 stop6h 46m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 60 results
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6

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 13, 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 14% 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 13, 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 (15 on average).

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 13, 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.
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,007 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,017 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,051 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,139 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Illinois to Louisiana?

    A quick flight from Illinois to Louisiana can take about 2h 30m. Southwest provides one of the quickest options available for as low as $168. Airlines will cover a distance of 827 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Louisiana one-way?

    $68 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $79 and $79, respectively.

  • Can I find deals for flights from Illinois to Louisiana that include hotel bookings?

    Yes. In addition to deals on Illinois to Louisiana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Louisiana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Louisiana.

  • Can I find deals for business class flights from Illinois to Louisiana?

    Yes. Cheapflights offers flight deals from Illinois to Louisiana by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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.

See more FAQs

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Alternative routes for Illinois to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.
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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 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$61Average$187FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$80Average$204FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$368FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$161Average$401FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$168Average$383FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$172Average$379FlexibilityNo cancel feeOn-time69%

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