What is the cheapest airline that flies from Illinois to Louisiana?

Frontier, Southwest, and United Airlines are the most popular carriers operating from Illinois to Louisiana

How many flights depart from Illinois to Louisiana on average per week?

As of September 2025, there are 126 flights per week flying from Illinois to Louisiana. The most common day of the week flights depart is Tue, with 22% of flights taking off on this day.

What airlines fly to Louisiana?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Louisiana from Illinois according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Louisiana. Keep in mind that there are 6 different airlines that fly to Louisiana on a routine basis, so you have a few additional options to choose from.

How long is the flight from Illinois to Louisiana?

On average, it takes 2h 11m to fly from Illinois to Louisiana if you fly out of Chicago (the most popular airport in Illinois) and into New Orleans (the most popular airport in Louisiana). If you’re flying out of Moline and into New Orleans, then the flight time is around 4h 58m.

How many flights depart from Illinois to Louisiana on average per day?

As of September 2025, 18 flights take off from Illinois and land in Louisiana each day. The most common flight departure time for this route is 4:00PM, with 38% of daily flights taking off in the evening.

When did momondo last update prices for flights from Illinois to Louisiana?

Prices for flights from Illinois to Louisiana were last updated today.

How many operators does momondo search for flights from Illinois to Louisiana?

As of September 2025, there are 6 operators available to choose from for flights from Illinois to Louisiana.

How old do you have to be to fly from Illinois to Louisiana?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Louisiana.

What documentation or ID do you need to fly to Louisiana?

The travel and health documents you'll need for your trip to Louisiana may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisiana. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$72 Cheap Flights from Illinois to Louisiana in 2025/26

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Find the cheapest flights from Illinois to Louisiana

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:48 am - 12:14 pmORD-MSY

2h 26mnonstop

1:25 pm - 3:56 pmMSY-ORD

2h 31mnonstop

$113Spirit Airlines

Find Deal

dom., oct. 12 - jue., oct. 16

2:47 pm - 5:10 pmORD-MSY

2h 23mnonstop

8:38 pm - 11:05 pmMSY-ORD

2h 27mnonstop

$114Spirit Airlines

Find Deal

mié., dic. 10 - dom., dic. 14

8:40 am - 11:05 amMDW-MSY

2h 25mnonstop

4:45 pm - 7:05 pmMSY-MDW

2h 20mnonstop

$157Southwest

Find Deal

mié., dic. 10 - mié., dic. 10

8:20 pm - 10:40 pmMDW-MSY

2h 20mnonstop

6:20 am - 8:40 amMSY-MDW

2h 20mnonstop

$179Southwest

Find Deal

jue., dic. 4 - dom., dic. 7

5:20 am - 11:39 amORD-BTR

6h 19m1 stop

5:27 pm - 11:40 pmBTR-ORD

6h 13m1 stop

$223American Airlines

Find Deal

vie., oct. 31 - jue., nov. 6

9:11 am - 4:15 pmORD-BTR

7h 04m1 stop

7:13 am - 2:15 pmBTR-ORD

7h 02m1 stop

$224American Airlines

Find Deal

sáb., ene. 17 - dom., ene. 18

5:50 am - 12:54 pmORD-BTR

7h 04m1 stop

1:40 pm - 7:29 pmBTR-ORD

5h 49m1 stop

$237Delta

Find Deal

mié., feb. 18 - sáb., feb. 21

9:39 am - 2:51 pmORD-LFT

5h 12m1 stop

10:32 am - 2:58 pmLFT-ORD

4h 26m1 stop

$249Delta

Find Deal

sáb., nov. 1 - sáb., nov. 8

6:30 am - 4:03 pmMLI-MSY

9h 33m2 stops

7:00 am - 4:54 pmMSY-MLI

9h 54m2 stops

$259United Airlines

Find Deal

mar., oct. 21 - sáb., oct. 25

3:40 pm - 11:15 pmMLI-MSY

7h 35m2 stops

3:58 pm - 10:43 pmMSY-MLI

6h 45m1 stop

$264United Airlines

Find Deal

mar., oct. 7 - sáb., oct. 11

Spirit Airlines flights from Illinois to Louisiana

Our best Spirit Airlines deals on Illinois to Louisiana flight tickets

Spirit Airlines

Oct 12

ORD9:48 amChicago O'Hare Intl

2h 26m

MSY12:14 pmNew Orleans Louis Armstrong

Oct 16

MSY1:25 pmNew Orleans Louis Armstrong

2h 31m

ORD3:56 pmChicago O'Hare Intl

$113

Find similar

Spirit Airlines

Dec 10

ORD2:47 pmChicago O'Hare Intl

2h 23m

MSY5:10 pmNew Orleans Louis Armstrong

Dec 14

MSY8:38 pmNew Orleans Louis Armstrong

2h 27m

ORD11:05 pmChicago O'Hare Intl

$114

Find similar

Spirit Airlines

Nov 10

ORD2:47 pmChicago O'Hare Intl

2h 23m

MSY5:10 pmNew Orleans Louis Armstrong

Nov 18

MSY8:38 pmNew Orleans Louis Armstrong

2h 27m

ORD11:05 pmChicago O'Hare Intl

$115

Find similar

Southwest flights from Illinois to Louisiana

Our best Southwest deals on Illinois to Louisiana flight tickets

Southwest

Dec 10

MDW8:40 amChicago Midway

2h 25m

MSY11:05 amNew Orleans Louis Armstrong

Dec 10

MSY4:45 pmNew Orleans Louis Armstrong

2h 20m

MDW7:05 pmChicago Midway

$157

Find similar

Southwest

Dec 4

MDW8:20 pmChicago Midway

2h 20m

MSY10:40 pmNew Orleans Louis Armstrong

Dec 7

MSY6:20 amNew Orleans Louis Armstrong

2h 20m

MDW8:40 amChicago Midway

$179

Find similar

Southwest

Dec 10

MDW8:40 amChicago Midway

2h 25m

MSY11:05 amNew Orleans Louis Armstrong

Dec 14

MSY6:20 amNew Orleans Louis Armstrong

2h 20m

MDW8:40 amChicago Midway

$188

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

dom. 10/12

9:48 am-12:14 pm

Nonstop2h 26m

New Orleans Louis Armstrong

jue. 10/16

1:25 pm-3:56 pm

Nonstop2h 31m

$113

ChicagoNew Orleans

ORD - MSY

ORDMSY

Chicago O'Hare Intl

mié. 12/10

2:47 pm-5:10 pm

Nonstop2h 23m

New Orleans Louis Armstrong

dom. 12/14

8:38 pm-11:05 pm

Nonstop2h 27m

$114

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

mié. 12/10

8:40 am-11:05 am

Nonstop2h 25m

New Orleans Louis Armstrong

mié. 12/10

4:45 pm-7:05 pm

Nonstop2h 20m

$157

ChicagoNew Orleans

MDW - MSY

MDWMSY

Chicago Midway

jue. 12/4

8:20 pm-10:40 pm

Nonstop2h 20m

New Orleans Louis Armstrong

dom. 12/7

6:20 am-8:40 am

Nonstop2h 20m

$179

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

vie. 10/31

5:20 am-11:39 am

1 stop6h 19m

Baton Rouge Ryan

jue. 11/6

5:27 pm-11:40 pm

1 stop6h 13m

$223

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

sáb. 1/17

9:11 am-4:15 pm

1 stop7h 04m

Baton Rouge Ryan

dom. 1/18

7:13 am-2:15 pm

1 stop7h 02m

$224

ChicagoBaton Rouge

ORD - BTR

ORDBTR

Chicago O'Hare Intl

mié. 2/18

5:50 am-12:54 pm

1 stop7h 04m

Baton Rouge Ryan

sáb. 2/21

1:40 pm-7:29 pm

1 stop5h 49m

$237

ChicagoLafayette

ORD - LFT

ORDLFT

Chicago O'Hare Intl

sáb. 11/1

9:39 am-2:51 pm

1 stop5h 12m

Lafayette Regional

sáb. 11/8

10:32 am-2:58 pm

1 stop4h 26m

$249

MolineNew Orleans

MLI - MSY

MLIMSY

Moline Quad-City

mar. 10/21

6:30 am-4:03 pm

2 stops9h 33m

New Orleans Louis Armstrong

sáb. 10/25

7:00 am-4:54 pm

2 stops9h 54m

$259

MolineNew Orleans

MLI - MSY

MLIMSY

Moline Quad-City

mar. 10/7

3:40 pm-11:15 pm

2 stops7h 35m

New Orleans Louis Armstrong

sáb. 10/11

3:58 pm-10:43 pm

1 stop6h 45m

$264

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Louisiana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Louisiana?

In general, September is the cheapest month to fly from Illinois to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $239. The month of October is another great option to travel to Louisiana, with average flight prices from Illinois averaging around $265.

What is the cheapest day to depart on your flight to Louisiana?

According to our data, Wednesday is the cheapest day to fly to Louisiana from Illinois. The lowest ticket price found for a Wednesday departure recently was $278. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Thursday is $331.

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is at noon when flights can be purchased for as low as $220. In contrast, the most expensive time of day to depart to Louisiana is in the evening when prices are around $336.

What is the cheapest Illinois to Louisiana flight route?

Fly from Chicago O'Hare Intl to New Orleans Louis Armstrong for the best Illinois - Louisiana flight prices

How far in advance should I book a flight to Louisiana?

You are more likely to see cheaper flights to Louisiana from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $301 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from Illinois for as low as $259 on momondo.

What cabin class options are available on Illinois to Louisiana flights?

There are 4 cabin classes available to choose from on Illinois to Louisiana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Louisiana flights?

No. A direct flight is the cheapest option for a flight between Illinois to Louisiana.

Cheap Illinois to Louisiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Louisiana

Best Price Found	$94
Fastest flight time	1h 40m
Direct flights	Every day
Airports in Louisiana	1 airport

The best one-way flight to Louisiana from Illinois in the past 72 hours is $94. The best round-trip flight deal from Illinois to Louisiana found on momondo in the last 72 hours is $168.

The fastest flight from Illinois to Louisiana takes 1h 40m

Direct flights go from Illinois to Louisiana every day.

There is 1 airport near Louisiana: New Orleans Louis Armstrong (MSY)

Search flight deals

When did momondo last update prices for flights from Illinois to Louisiana?
Prices for flights from Illinois to Louisiana were last updated today.
How many operators does momondo search for flights from Illinois to Louisiana?
As of September 2025, there are 6 operators available to choose from for flights from Illinois to Louisiana.
How old do you have to be to fly from Illinois to Louisiana?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Louisiana.
What documentation or ID do you need to fly to Louisiana?
The travel and health documents you'll need for your trip to Louisiana may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisiana. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Louisiana?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Louisiana is Embraer 175, representing 15.80% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 13.19%, Airbus A320-100/200 at 13.11%, and Boeing 737-800 at 12.46%.

Best airlines flying from Illinois to Louisiana

Compare and see reviews for airlines that fly from Illinois to Louisiana with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $61	Free Cancellation	Rating 5.8 3,165 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $78	Free Cancellation	Rating 6.3 8,041 reviews	Search Spirit Airlines flights
Delta	PriceFrom $158	Free Cancellation	Rating 7.9 7,974 reviews	Search Delta flights
American Airlines	PriceFrom $159	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $168	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
United Airlines	PriceFrom $178	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Louisiana?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Louisiana. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Louisiana with flexible booking policies on momondo?

Yes. All flights to Louisiana from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Louisiana?

momondo provides multiple filters to help you find the best flight to Louisiana from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Illinois to Louisiana right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Louisiana now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Louisiana and let you know when they change.

An easier way to manage your Louisiana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Louisiana

Popular cities in Louisiana

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $44

Flights to Miamifrom $49

Flights to Chicagofrom $60

Flights to Orlandofrom $56

Flights to Las Vegasfrom $44

Flights to San Franciscofrom $60

Flights to Washington, D.C.from $56

Flights to Bostonfrom $67

Flights to Atlantafrom $51

Flights to Dallasfrom $59

Flights to Seattlefrom $102

Cheap flights from Illinois to Louisiana from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Louisiana departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Illinois to Louisiana

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Spirit Airlines flights from Illinois to Louisiana

Our best Spirit Airlines deals on Illinois to Louisiana flight tickets

Southwest flights from Illinois to Louisiana

Our best Southwest deals on Illinois to Louisiana flight tickets

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Use the filters below to find and compare flights from Illinois to Louisiana that are best for you.

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How to get the cheapest flight ticket from Illinois to Louisiana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Louisiana?

What is the cheapest day to depart on your flight to Louisiana?

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is at noon when flights can be purchased for as low as $220. In contrast, the most expensive time of day to depart to Louisiana is in the evening when prices are around $336.

What is the cheapest Illinois to Louisiana flight route?

Fly from Chicago O'Hare Intl to New Orleans Louis Armstrong for the best Illinois - Louisiana flight prices

How far in advance should I book a flight to Louisiana?

What cabin class options are available on Illinois to Louisiana flights?

There are 4 cabin classes available to choose from on Illinois to Louisiana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Louisiana flights?

No. A direct flight is the cheapest option for a flight between Illinois to Louisiana.

What is the cheapest airline that flies from Illinois to Louisiana?

Frontier, Southwest, and United Airlines are the most popular carriers operating from Illinois to Louisiana

What airlines fly to Louisiana?

How many flights depart from Illinois to Louisiana on average per day?

As of September 2025, 18 flights take off from Illinois and land in Louisiana each day. The most common flight departure time for this route is 4:00PM, with 38% of daily flights taking off in the evening.

How many flights depart from Illinois to Louisiana on average per week?

As of September 2025, there are 126 flights per week flying from Illinois to Louisiana. The most common day of the week flights depart is Tue, with 22% of flights taking off on this day.

How long is the flight from Illinois to Louisiana?

On average, it takes 2h 11m to fly from Illinois to Louisiana if you fly out of Chicago (the most popular airport in Illinois) and into New Orleans (the most popular airport in Louisiana). If you’re flying out of Moline and into New Orleans, then the flight time is around 4h 58m.

Cheap Illinois to Louisiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Louisiana

Best Price Found

Fastest flight time

Direct flights

Airports in Louisiana

When did momondo last update prices for flights from Illinois to Louisiana?

How many operators does momondo search for flights from Illinois to Louisiana?

How old do you have to be to fly from Illinois to Louisiana?

What documentation or ID do you need to fly to Louisiana?

What is the most popular plane model from Illinois to Louisiana?

Best airlines flying from Illinois to Louisiana

Compare and see reviews for airlines that fly from Illinois to Louisiana with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Louisiana?

Can I find flights from Illinois to Louisiana with flexible booking policies on momondo?

How can momondo help me find flights from Illinois to Louisiana?

I’m not ready to book a flight from Illinois to Louisiana right now. Can momondo alert me if prices change?

An easier way to manage your Louisiana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Louisiana

Popular cities in Louisiana

Popular flights according to clicks in the last 7 days on momondo