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$71+ 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MSY
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$123
(CheapOair)

One-way from

$71
(Frontier)

Popular in

December

Cheapest in

September

Average price

$332

Good round-trip deal

$194 or less

Good one-way deal

$91 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. 15% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 22, 2025.

This CheapOair deal was found by Cheapflights users on 2/21. 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.
Sat 5/176:00 amORD - MSY
1 stop9h 48mSpirit Airlines
Tue 5/204:43 pmMSY - ORD
1 stop24h 30mSpirit Airlines
Deal found 2/21$123
This CheapOair deal was found by Cheapflights users on 2/21. 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.
Sat 4/126:45 amMDW - MSY
1 stop12h 12mFrontier
Sat 4/197:47 pmMSY - MDW
1 stop28h 34mFrontier
Deal found 2/21$134
This CheapOair deal was found by Cheapflights users on 2/21. 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.
Sat 4/126:45 amORD - MSY
1 stop12h 12mFrontier
Sat 4/197:47 pmMSY - ORD
1 stop28h 23mFrontier
Deal found 2/21$135
This CheapOair deal was found by Cheapflights users on 2/22. 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.
Sat 5/104:15 pmORD - MSY
1 stop19h 05mMultiple Airlines
Sat 5/176:00 amMSY - ORD
1 stop16h 28mMultiple Airlines
Deal found 2/22$138
This Southwest deal was found by Cheapflights users on 2/21. 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 3/268:30 pmMDW - MSY
Nonstop2h 25mSouthwest
Sat 4/127:00 amMSY - MDW
Nonstop2h 20mSouthwest
Deal found 2/21$159
This American Airlines deal was found by Cheapflights users on 2/21. 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 3/159:03 pmORD - MSY
Nonstop2h 26mAmerican Airlines
Mon 3/176:20 amMSY - ORD
Nonstop2h 33mAmerican Airlines
Deal found 2/21$188
This American Airlines deal was found by Cheapflights users on 2/22. 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 3/255:05 amMLI - MSY
1 stop4h 57mAmerican Airlines
Tue 3/254:32 pmMSY - MLI
1 stop5h 21mAmerican Airlines
Deal found 2/22$199
This Delta deal was found by Cheapflights users on 2/21. 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 3/2410:25 amMDW - MSY
1 stop6h 41mDelta
Tue 4/111:14 amMSY - MDW
1 stop6h 48mDelta
Deal found 2/21$217
This Delta deal was found by Cheapflights users on 2/21. 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 3/2410:25 amORD - MSY
1 stop5h 50mDelta
Tue 3/2512:55 pmMSY - ORD
1 stop6h 00mDelta
Deal found 2/21$217
This Southwest deal was found by Cheapflights users on 2/20. 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.
Sat 4/127:30 amORD - MSY
2 stops12h 05mSouthwest
Tue 4/156:25 amMSY - ORD
2 stops8h 35mSouthwest
Deal found 2/20$244
This Delta deal was found by Cheapflights users on 2/22. 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.
Tue 4/812:48 pmMDW - BTR
1 stop7h 01mDelta
Tue 4/155:45 pmBTR - MDW
1 stop4h 37mDelta
Deal found 2/22$249
This American Airlines deal was found by Cheapflights users on 2/21. 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 3/198:05 amORD - BTR
1 stop8h 10mAmerican Airlines
Tue 3/252:35 pmBTR - ORD
1 stop4h 46mAmerican Airlines
Deal found 2/21$249

Find flights from Illinois to Louisiana within your budget

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 February 22, 2025.

Fly from

Illinois

Fly to

Louisiana

Route

Depart

Return

Price

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Sat 5/17

6:00 am-3:48 pm

1 stop9h 48m

New Orleans Louis Armstrong

Tue 5/20

4:43 pm-5:13 pm

1 stop24h 30m

$123

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Sat 4/12

6:45 am-6:57 pm

1 stop12h 12m

New Orleans Louis Armstrong

Sat 4/19

7:47 pm-12:21 am

1 stop28h 34m

$134

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Sat 4/12

6:45 am-6:57 pm

1 stop12h 12m

New Orleans Louis Armstrong

Thu 4/17

7:47 pm-12:37 am

1 stop28h 50m

$135

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Sat 5/10

4:15 pm-11:20 am

1 stop19h 05m

New Orleans Louis Armstrong

Sat 5/17

6:00 am-10:28 pm

1 stop16h 28m

$138

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Wed 3/26

8:30 pm-10:55 pm

Nonstop2h 25m

New Orleans Louis Armstrong

Sat 4/12

7:00 am-9:20 am

Nonstop2h 20m

$159

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Sat 3/15

9:03 pm-11:29 pm

Nonstop2h 26m

New Orleans Louis Armstrong

Mon 3/17

6:20 am-8:53 am

Nonstop2h 33m

$188

MolineNew Orleans

MLI - MSY

MLIMSY

Moline Quad-City

Tue 3/25

5:05 am-10:02 am

1 stop4h 57m

New Orleans Louis Armstrong

Tue 3/25

4:32 pm-9:53 pm

1 stop5h 21m

$199

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Mon 3/24

9:25 am-4:15 pm

1 stop6h 50m

New Orleans Louis Armstrong

Wed 3/26

11:14 am-6:02 pm

1 stop6h 48m

$217

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Mon 3/24

10:25 am-4:15 pm

1 stop5h 50m

New Orleans Louis Armstrong

Tue 3/25

12:55 pm-6:55 pm

1 stop6h 00m

$217

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Sat 4/12

7:30 am-7:35 pm

2 stops12h 05m

New Orleans Louis Armstrong

Tue 4/15

6:25 am-3:00 pm

2 stops8h 35m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 57 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.

Travel insights for flights from Illinois to Louisiana

Get recent, data-driven insights about flights from Illinois to Louisiana including ideal travel times, pricing trends, and more.

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 February 22, 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 February 22, 2025.

The most flights from USIL to USLA are scheduled on a Saturday (26 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 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 February 22, 2025.
See what other customers who have flown with Southwest, Delta and JetBlue from Illinois to Louisiana have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,396 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,068 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,396 reviews

Entertainment

7.6

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    $71 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Southwest, with prices starting from $72 and $80, 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 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$57Average$168FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$212FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$146Average$462FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$160Average$446FlexibilityNo cancel feeOn-time71%
DeltaCheapest$195Average$419FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$208Average$418FlexibilityNo cancel feeOn-time63%
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