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$74+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MSY
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$159
(Kiwi.com)

One-way from

$74
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$268

Good round-trip deal

$189 or less

Good one-way deal

$98 or less
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. 13% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/10. 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 6/269:08 pmORD - MSY
Nonstop2h 23mSpirit Airlines
Mon 6/3011:02 amMSY - ORD
Nonstop2h 34mSpirit Airlines
Deal found 6/10$159
This Southwest deal was found by Cheapflights users on 6/10. 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.
Tue 8/121:00 pmMDW - MSY
1 stop4h 20mSouthwest
Wed 8/132:25 pmMSY - MDW
Nonstop2h 15mSouthwest
Deal found 6/10$167
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 7/317:00 amORD - MSY
Nonstop2h 27mAmerican Airlines
Mon 8/45:44 amMSY - ORD
Nonstop2h 37mAmerican Airlines
Deal found 6/10$177
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:45 pmORD - MSY
1 stop8h 50mSouthwest
Mon 11/176:50 amMSY - ORD
1 stop7h 55mSouthwest
Deal found 6/11$182
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/77:13 pmSTL - MSY
2 stops20h 29mSpirit Airlines
Sat 7/122:15 pmMSY - STL
2 stops19h 37mSpirit Airlines
Deal found 6/10$197
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 8/17:55 pmORD - MSY
Nonstop2h 30mUnited Airlines
Sun 8/37:00 amMSY - ORD
Nonstop2h 38mUnited Airlines
Deal found 6/9$197
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Thu 7/1711:21 amORD - MSY
1 stop8h 54mMultiple Airlines
Sun 7/205:54 pmMSY - ORD
1 stop23h 33mMultiple Airlines
Deal found 6/11$215
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/96:00 amMDW - MSY
1 stop5h 26mDelta
Fri 7/2512:31 pmMSY - MDW
1 stop5h 31mDelta
Deal found 6/11$217
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2610:08 amSTL - MSY
1 stop5h 18mAmerican Airlines
Tue 9/29:34 amMSY - STL
1 stop7h 13mAmerican Airlines
Deal found 6/11$217
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/111:01 amORD - MSY
1 stop5h 35mDelta
Tue 8/55:25 amMSY - ORD
1 stop4h 45mDelta
Deal found 6/11$217
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/138:15 amSTL - MSY
1 stop4h 45mSouthwest
Sat 8/1611:00 amMSY - STL
Nonstop1h 50mSouthwest
Deal found 6/11$224
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 7/41:28 pmORD - BTR
1 stop6h 49mAmerican Airlines
Mon 7/712:56 pmBTR - ORD
1 stop6h 49mAmerican Airlines
Deal found 6/10$224

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 June 12, 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

Thu 6/26

9:08 pm-11:31 pm

Nonstop2h 23m

New Orleans Louis Armstrong

Mon 6/30

11:02 am-1:36 pm

Nonstop2h 34m

$159

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Tue 8/12

1:00 pm-5:20 pm

1 stop4h 20m

New Orleans Louis Armstrong

Wed 8/13

2:25 pm-4:40 pm

Nonstop2h 15m

$167

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Thu 7/31

7:00 am-9:27 am

Nonstop2h 27m

New Orleans Louis Armstrong

Mon 8/4

5:44 am-8:21 am

Nonstop2h 37m

$177

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Wed 11/12

1:45 pm-10:35 pm

1 stop8h 50m

New Orleans Louis Armstrong

Mon 11/17

6:50 am-2:45 pm

1 stop7h 55m

$182

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Fri 8/1

7:55 pm-10:25 pm

Nonstop2h 30m

New Orleans Louis Armstrong

Sun 8/3

7:00 am-9:38 am

Nonstop2h 38m

$197

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Mon 7/7

7:13 pm-3:42 pm

2 stops20h 29m

New Orleans Louis Armstrong

Sat 7/12

2:15 pm-9:52 am

2 stops19h 37m

$197

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Thu 7/17

11:21 am-8:15 pm

1 stop8h 54m

New Orleans Louis Armstrong

Sun 7/20

5:54 pm-5:27 pm

1 stop23h 33m

$215

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Wed 7/9

9:25 am-4:36 pm

1 stop7h 11m

New Orleans Louis Armstrong

Wed 7/16

11:15 am-6:40 pm

1 stop7h 25m

$217

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Tue 8/26

10:08 am-3:26 pm

1 stop5h 18m

New Orleans Louis Armstrong

Tue 9/2

9:34 am-4:47 pm

1 stop7h 13m

$217

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Fri 8/1

11:01 am-4:36 pm

1 stop5h 35m

New Orleans Louis Armstrong

Tue 8/5

5:25 am-10:10 am

1 stop4h 45m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 60 results
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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, August is the cheapest month in which you can book a flight from Illinois to Louisiana (average of $256). Flying from Illinois to Louisiana in April is currently the most expensive (average of $343). 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Louisiana as you normally would.

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 June 12, 2025.

The most flights from USIL to USLA are scheduled on a Thursday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Louisiana by month

Plan your trip to Louisiana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisiana ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit Louisiana when rainfall is around 3.3 in.

Temperature in Louisiana by month

Plan your trip to Louisiana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisiana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Louisiana have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    $74 is the cheapest one-way deal found within the past few days, from Spirit Airlines. 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, August is the cheapest month in which you can book a flight from Illinois to Louisiana (average of $256). Flying from Illinois to Louisiana in April is currently the most expensive (average of $343). 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 5 airlines flying from Illinois to Louisiana

Discover the top 5 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$64Average$195FlexibilityNo cancel feeOn-time65%
DeltaCheapest$158Average$383FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$160Average$436FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$161Average$474FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$205Average$399FlexibilityNo cancel feeOn-time63%

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