What airlines fly to Louisiana?

United Airlines, Delta and Spirit Airlines are the top three most popular airlines that fly to Louisiana from Islip, New York according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Louisiana. Keep in mind that there are 8 different airlines that fly to Louisiana on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Islip Long Island to Louisiana?

Breeze Airways is the most popular carrier operating from Islip Long Island to Louisiana

When did momondo last update prices for flights from Islip Long Island Airport to Louisiana?

Prices for flights from Islip Long Island Airport to Louisiana were last updated today.

How many operators does momondo search for flights from Islip Long Island Airport to Louisiana?

As of February 2026, there are 2 operators available to choose from for flights from Islip Long Island Airport to Louisiana.

How old do you have to be to fly from Islip Long Island Airport to Louisiana?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Louisiana.

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

The travel and health documents required for your trip to Louisiana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisiana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$61 Cheap Flights from Islip to Louisiana in 2026

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Find the cheapest flights from Islip, New York to Louisiana

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:31 pm - 6:22 pm

ISP

MSY

4h 51m

1 stop

8:15 am - 1:31 pm

MSY

ISP

4h 16m

1 stop

$133Breeze Airways

Mon, Mar 2 - Fri, Mar 6

2:31 pm - 6:22 pm

ISP

MSY

4h 51m

1 stop

8:15 am - 1:31 pm

MSY

ISP

4h 16m

1 stop

$149Breeze Airways

Mon, Mar 2 - Fri, Mar 6

2:31 pm - 6:22 pm

ISP

MSY

4h 51m

1 stop

9:20 am - 6:46 pm

MSY

ISP

8h 26m

1 stop

$163Breeze Airways

Mon, Mar 2 - Thu, Mar 5

2:31 pm - 6:22 pm

ISP

MSY

4h 51m

1 stop

8:15 am - 1:31 pm

MSY

ISP

4h 16m

1 stop

$165Breeze Airways

Mon, Mar 9 - Fri, Mar 13

2:31 pm - 6:22 pm

ISP

MSY

4h 51m

1 stop

8:15 am - 1:31 pm

MSY

ISP

4h 16m

1 stop

$170Breeze Airways

Mon, Mar 9 - Fri, Mar 13

2:31 pm - 6:22 pm

ISP

MSY

4h 51m

1 stop

9:20 am - 6:46 pm

MSY

ISP

8h 26m

1 stop

$185Breeze Airways

Fri, Feb 20 - Thu, Feb 26

2:33 pm - 6:23 pm

ISP

MSY

4h 50m

1 stop

8:00 am - 1:33 pm

MSY

ISP

4h 33m

1 stop

$196Breeze Airways

Wed, May 27 - Sat, May 30

3:34 pm - 8:55 pm

ISP

MSY

30h 21m

2 stops

9:20 am - 6:46 pm

MSY

ISP

8h 26m

1 stop

$197Multiple Airlines

Mon, Mar 2 - Thu, Mar 5

2:33 pm - 6:23 pm

ISP

MSY

4h 50m

1 stop

8:00 am - 1:33 pm

MSY

ISP

4h 33m

1 stop

$208Breeze Airways

Sat, May 30 - Sat, Jun 6

1:22 pm - 8:21 am

ISP

MSY

19h 59m

2 stops

8:15 am - 1:31 pm

MSY

ISP

4h 16m

1 stop

$216Multiple Airlines

Mon, Mar 9 - Fri, Mar 13

Breeze Airways flights from Islip, New York to Louisiana

Our best Breeze Airways deals on Islip, New York to Louisiana flight tickets

Breeze Airways

Mar 2

ISP2:31 pmIslip Long Island

4h 51m

1 stop

MSY6:22 pmNew Orleans Louis Armstrong

Mar 6

MSY8:15 amNew Orleans Louis Armstrong

4h 16m

1 stop

ISP1:31 pmIslip Long Island

$133

Breeze Airways

Mar 2

ISP2:31 pmIslip Long Island

4h 51m

1 stop

MSY6:22 pmNew Orleans Louis Armstrong

Mar 6

MSY8:15 amNew Orleans Louis Armstrong

4h 16m

1 stop

ISP1:31 pmIslip Long Island

$149

Breeze Airways

Mar 2

ISP2:31 pmIslip Long Island

4h 51m

1 stop

MSY6:22 pmNew Orleans Louis Armstrong

Mar 5

MSY9:20 amNew Orleans Louis Armstrong

8h 26m

1 stop

ISP6:46 pmIslip Long Island

$163

Southwest flights from Islip, New York to Louisiana

Our best Southwest deals on Islip, New York to Louisiana flight tickets

Southwest

Apr 14

ISP6:30 amIslip Long Island

8h 00m

2 stops

MSY1:30 pmNew Orleans Louis Armstrong

Apr 16

MSY6:00 amNew Orleans Louis Armstrong

4h 50m

1 stop

ISP11:50 amIslip Long Island

$358

Southwest

Apr 16

ISP5:10 pmIslip Long Island

6h 40m

1 stop

MSY10:50 pmNew Orleans Louis Armstrong

Apr 18

MSY6:05 amNew Orleans Louis Armstrong

4h 30m

1 stop

ISP11:35 amIslip Long Island

$359

Southwest

Mar 3

ISP6:00 amIslip Long Island

6h 00m

1 stop

MSY11:00 amNew Orleans Louis Armstrong

Mar 10

MSY6:10 amNew Orleans Louis Armstrong

4h 30m

1 stop

ISP11:40 amIslip Long Island

$362

momondo Fare Finder

Use the filters below to find and compare flights from Islip, New York to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/2

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Fri 3/6

8:15 am-1:31 pm

1 stop4h 16m

$133

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/2

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Fri 3/6

8:15 am-1:31 pm

1 stop4h 16m

$149

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/2

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Thu 3/5

9:20 am-6:46 pm

1 stop8h 26m

$163

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/9

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Fri 3/13

8:15 am-1:31 pm

1 stop4h 16m

$165

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/9

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Fri 3/13

8:15 am-1:31 pm

1 stop4h 16m

$170

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 2/20

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Thu 2/26

9:20 am-6:46 pm

1 stop8h 26m

$185

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Wed 5/27

2:33 pm-6:23 pm

1 stop4h 50m

New Orleans Louis Armstrong

Sat 5/30

8:00 am-1:33 pm

1 stop4h 33m

$196

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/2

3:34 pm-8:55 pm

2 stops30h 21m

New Orleans Louis Armstrong

Thu 3/5

9:20 am-6:46 pm

1 stop8h 26m

$197

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sat 5/30

2:33 pm-6:23 pm

1 stop4h 50m

New Orleans Louis Armstrong

Sat 6/6

8:00 am-1:33 pm

1 stop4h 33m

$208

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/9

1:22 pm-8:21 am

2 stops19h 59m

New Orleans Louis Armstrong

Fri 3/13

8:15 am-1:31 pm

1 stop4h 16m

$216

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 Islip, New York 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

What is the cheapest month to fly to Louisiana?

In general, August is the cheapest month to fly from Islip, New York to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $158. The month of June is another great option to travel to Louisiana, with average flight prices from Islip, New York averaging around $219.

Cheap Islip, New York to Louisiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Louisiana

Fastest flight time	4h 37m
Direct flights	None

The fastest flight from Islip, New York to Louisiana takes 4h 37m

There are no direct flights from Islip, New York to Louisiana. There are no popular flight routes from Islip, New York to Louisiana.

Search flight deals

When did momondo last update prices for flights from Islip Long Island Airport to Louisiana?
Prices for flights from Islip Long Island Airport to Louisiana were last updated today.
How many operators does momondo search for flights from Islip Long Island Airport to Louisiana?
As of February 2026, there are 2 operators available to choose from for flights from Islip Long Island Airport to Louisiana.
How old do you have to be to fly from Islip Long Island Airport to Louisiana?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Louisiana.
What documentation or ID do you need to fly to Louisiana?
The travel and health documents required for your trip to Louisiana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisiana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Islip, New York to Louisiana?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Islip, New York to Louisiana is Airbus A321-100/200 (18.18% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (9.09%), Airbus A320neo (9.09%), and Airbus A319 (9.09%).

Best airlines flying from Islip, New York to Louisiana

Compare and see reviews for airlines that fly from Islip, New York to Louisiana with momondo

Airline	Rating	Free Cancellation	Price
Breeze Airways	PriceFrom $175	Free Cancellation	Rating 8.2 263 reviews		Search Breeze Airways flights
Southwest	PriceFrom $338	Free Cancellation	Rating 8.0 4,273 reviews		Search Southwest flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Islip to Louisiana flights to just show those with flexible booking policies.

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

Once all potential Islip to Louisiana flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Islip to Louisiana flights. All you need is a valid email address and we will do the rest; it is that quick and easy.