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$72+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MSY
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$142
(Cheapflightsfares)

One-way from

$72
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$313

Good round-trip deal

$190 or less

Good one-way deal

$94 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. 14% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Fri 5/303:01 pmORD - MSY
Nonstop2h 30mSpirit Airlines
Sat 6/72:45 pmMSY - ORD
1 stop9h 20mSpirit Airlines
Deal found 4/29$154
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:45 pmMDW - MSY
Nonstop2h 15mSouthwest
Wed 6/47:00 amMSY - MDW
Nonstop2h 20mSouthwest
Deal found 4/28$181
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/319:03 pmORD - MSY
Nonstop2h 25mAmerican Airlines
Tue 6/36:34 amMSY - ORD
Nonstop2h 31mAmerican Airlines
Deal found 4/29$181
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/310:48 amORD - MSY
Nonstop2h 30mUnited Airlines
Thu 6/57:00 amMSY - ORD
Nonstop2h 38mUnited Airlines
Deal found 4/29$189
This American Airlines deal was found by Cheapflights users on 4/29. 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 6/194:37 pmSTL - MSY
1 stop7h 18mAmerican Airlines
Mon 6/236:32 pmMSY - STL
1 stop5h 27mAmerican Airlines
Deal found 4/29$199
This Frontier deal was found by Cheapflights users on 4/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:00 amORD - MSY
1 stop9h 18mFrontier
Tue 5/1310:49 amMSY - ORD
1 stop5h 52mFrontier
Deal found 4/28$208
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/197:10 pmSTL - MSY
1 stop4h 26mDelta
Wed 6/252:49 pmMSY - STL
1 stop3h 55mDelta
Deal found 4/28$209
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/312:44 pmMDW - MSY
1 stop27h 37mFrontier
Mon 6/29:46 amMSY - MDW
1 stop10h 31mFrontier
Deal found 4/28$211
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:00 amMDW - MSY
1 stop5h 41mDelta
Wed 5/2810:50 amMSY - MDW
1 stop4h 30mDelta
Deal found 4/28$217
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 7/109:00 amORD - MSY
1 stop7h 31mDelta
Mon 7/145:25 amMSY - ORD
1 stop4h 45mDelta
Deal found 4/29$217
This CheapOair deal was found by Cheapflights users on 4/29. 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.
Thu 5/84:15 pmORD - MSY
1 stop19h 05mMultiple Airlines
Mon 5/1211:34 amMSY - ORD
Nonstop2h 32mMultiple Airlines
Deal found 4/29$224
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/2912:08 pmORD - SHV
1 stop6h 02mAmerican Airlines
Thu 6/55:12 pmSHV - ORD
1 stop6h 45mAmerican Airlines
Deal found 4/29$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 April 30, 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

Fri 5/30

3:01 pm-5:31 pm

Nonstop2h 30m

New Orleans Louis Armstrong

Sat 6/7

2:45 pm-12:05 am

1 stop9h 20m

$154

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Wed 5/28

8:45 pm-11:00 pm

Nonstop2h 15m

New Orleans Louis Armstrong

Wed 6/4

7:00 am-9:20 am

Nonstop2h 20m

$181

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Sat 5/31

9:03 pm-11:28 pm

Nonstop2h 25m

New Orleans Louis Armstrong

Tue 6/3

6:34 am-9:05 am

Nonstop2h 31m

$181

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Tue 6/3

10:48 am-1:18 pm

Nonstop2h 30m

New Orleans Louis Armstrong

Thu 6/5

7:00 am-9:38 am

Nonstop2h 38m

$189

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Thu 6/19

4:37 pm-11:55 pm

1 stop7h 18m

New Orleans Louis Armstrong

Mon 6/23

6:32 pm-11:59 pm

1 stop5h 27m

$199

St. LouisNew Orleans

STL - MSY

STLMSY

Lambert-St Louis

Thu 6/19

7:10 pm-11:36 pm

1 stop4h 26m

New Orleans Louis Armstrong

Wed 6/25

2:49 pm-6:44 pm

1 stop3h 55m

$209

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Sat 5/31

2:44 pm-6:21 pm

1 stop27h 37m

New Orleans Louis Armstrong

Mon 6/2

9:46 am-8:17 pm

1 stop10h 31m

$211

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

Tue 5/13

10:49 am-4:41 pm

1 stop5h 52m

$214

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

Wed 5/21

6:00 am-11:41 am

1 stop5h 41m

New Orleans Louis Armstrong

Wed 5/28

10:50 am-3:20 pm

1 stop4h 30m

$217

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

Thu 7/10

9:00 am-4:31 pm

1 stop7h 31m

New Orleans Louis Armstrong

Mon 7/14

5:25 am-10:10 am

1 stop4h 45m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 58 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 April 30, 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 April 30, 2025.

The most flights from USIL to USLA are scheduled on a Tuesday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 April 30, 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
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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?

    $72 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 American Airlines, with prices starting from $90 and $90, 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$61Average$250FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$269FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$155Average$470FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$164Average$443FlexibilityNo cancel feeOn-time71%
DeltaCheapest$179Average$385FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$210Average$412FlexibilityNo cancel feeOn-time63%

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