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Cheap flights from Islip, New York to Louisiana from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Louisiana departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Islip, New York to Louisiana

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
2:31 pm - 6:22 pm
ISP
-
MSY
4h 51m1 stop
Breeze Airways Logo
8:15 am - 1:31 pm
MSY
-
ISP
4h 16m1 stop
$144Breeze Airways
Mon, Feb 9 - Fri, Feb 13
Multiple Airlines Logo
12:25 pm - 9:25 pm
ISP
-
MSY
10h 00m1 stop
Multiple Airlines Logo
8:15 am - 1:31 pm
MSY
-
ISP
4h 16m1 stop
$193Multiple Airlines
Tue, Feb 10 - Fri, Feb 13
Breeze Airways Logo
2:31 pm - 6:22 pm
ISP
-
MSY
4h 51m1 stop
Breeze Airways Logo
9:20 am - 6:46 pm
MSY
-
ISP
8h 26m1 stop
$201Breeze Airways
Mon, Mar 2 - Thu, Mar 5
Breeze Airways Logo
2:31 pm - 6:22 pm
ISP
-
MSY
4h 51m1 stop
Breeze Airways Logo
8:00 am - 6:55 pm
MSY
-
ISP
9h 55m1 stop
$219Breeze Airways
Mon, Feb 23 - Wed, Feb 25
Breeze Airways Logo
2:33 pm - 6:23 pm
ISP
-
MSY
4h 50m1 stop
Breeze Airways Logo
8:05 am - 1:28 pm
MSY
-
ISP
4h 23m1 stop
$236Breeze Airways
Wed, Jun 3 - Mon, Jun 8
Breeze Airways Logo
2:31 pm - 6:22 pm
ISP
-
MSY
4h 51m1 stop
Breeze Airways Logo
8:00 am - 6:55 pm
MSY
-
ISP
9h 55m1 stop
$237Breeze Airways
Mon, Mar 23 - Wed, Mar 25
Breeze Airways Logo
2:28 pm - 6:05 pm
ISP
-
MSY
4h 37m1 stop
Breeze Airways Logo
8:05 am - 1:28 pm
MSY
-
ISP
4h 23m1 stop
$240Breeze Airways
Fri, May 29 - Mon, Jun 1
Breeze Airways Logo
2:01 pm - 5:52 pm
ISP
-
MSY
4h 51m1 stop
Breeze Airways Logo
8:05 am - 1:21 pm
MSY
-
ISP
4h 16m1 stop
$243Breeze Airways
Fri, Jan 30 - Mon, Feb 2
Frontier Logo
8:35 pm - 4:09 pm
ISP
-
MSY
20h 34m1 stop
Frontier Logo
12:53 pm - 7:45 pm
MSY
-
ISP
5h 52m1 stop
$263Frontier
Fri, Jan 2 - Sun, Jan 11
Breeze Airways Logo
2:33 pm - 6:23 pm
ISP
-
MSY
4h 50m1 stop
Breeze Airways Logo
8:00 am - 1:33 pm
MSY
-
ISP
4h 33m1 stop
$270Breeze Airways
Wed, Jun 10 - Wed, Jun 17

Breeze Airways flights from Islip, New York to Louisiana

Our best Breeze Airways deals on Islip, New York to Louisiana flight tickets
Breeze Airways
Feb 9
ISP2:31 pmIslip Long Island
4h 51m
1 stop
MSY6:22 pmNew Orleans Louis Armstrong
Feb 13
MSY8:15 amNew Orleans Louis Armstrong
4h 16m
1 stop
ISP1:31 pmIslip Long Island
$144
Find similar
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
$201
Find similar
Breeze Airways
Feb 23
ISP2:31 pmIslip Long Island
4h 51m
1 stop
MSY6:22 pmNew Orleans Louis Armstrong
Feb 25
MSY8:00 amNew Orleans Louis Armstrong
9h 55m
1 stop
ISP6:55 pmIslip Long Island
$219
Find similar

Southwest flights from Islip, New York to Louisiana

Our best Southwest deals on Islip, New York to Louisiana flight tickets
Southwest
Apr 22
ISP5:15 pmIslip Long Island
5h 45m
1 stop
MSY10:00 pmNew Orleans Louis Armstrong
Apr 28
MSY3:10 pmNew Orleans Louis Armstrong
6h 00m
1 stop
ISP10:10 pmIslip Long Island
$347
Find similar
Southwest
Apr 22
ISP5:15 pmIslip Long Island
5h 45m
1 stop
MSY10:00 pmNew Orleans Louis Armstrong
Apr 28
MSY2:00 pmNew Orleans Louis Armstrong
7h 10m
2 stops
ISP10:10 pmIslip Long Island
$352
Find similar
Southwest
Apr 22
ISP2:30 pmIslip Long Island
8h 30m
2 stops
MSY10:00 pmNew Orleans Louis Armstrong
Apr 28
MSY2:00 pmNew Orleans Louis Armstrong
7h 10m
2 stops
ISP10:10 pmIslip Long Island
$357
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
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 2/9

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Fri 2/13

8:15 am-1:31 pm

1 stop4h 16m

$144

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Tue 2/10

12:25 pm-9:25 pm

1 stop10h 00m

New Orleans Louis Armstrong

Fri 2/13

8:15 am-1:31 pm

1 stop4h 16m

$193

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

$201

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 2/23

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Wed 2/25

8:00 am-6:55 pm

1 stop9h 55m

$219

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Wed 6/3

2:33 pm-6:23 pm

1 stop4h 50m

New Orleans Louis Armstrong

Mon 6/8

8:05 am-1:28 pm

1 stop4h 23m

$236

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 3/23

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Wed 3/25

8:00 am-6:55 pm

1 stop9h 55m

$237

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 5/29

2:28 pm-6:05 pm

1 stop4h 37m

New Orleans Louis Armstrong

Mon 6/1

8:05 am-1:28 pm

1 stop4h 23m

$240

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 1/30

2:01 pm-5:52 pm

1 stop4h 51m

New Orleans Louis Armstrong

Mon 2/2

8:05 am-1:21 pm

1 stop4h 16m

$243

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 1/2

8:35 pm-4:09 pm

1 stop20h 34m

New Orleans Louis Armstrong

Sun 1/11

12:53 pm-7:45 pm

1 stop5h 52m

$263

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Wed 6/10

2:33 pm-6:23 pm

1 stop4h 50m

New Orleans Louis Armstrong

Wed 6/17

8:00 am-1:33 pm

1 stop4h 33m

$270

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisiana from

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

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.

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

According to our data, Monday is the cheapest day to fly to Louisiana from Islip, New York. The lowest ticket price found for a Monday departure recently was $235. 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 Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Tuesday is $398.

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

The cheapest time of day to fly to Louisiana is in the afternoon when flights can be purchased for as low as $385. In contrast, the most expensive time of day to depart to Louisiana is in the morning when prices are around $421.

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

Tue and Fri

Airports in Louisiana

31 airports
The fastest flight from Islip, New York to Louisiana takes 4h 37m
Direct flights go from Islip, New York to Louisiana on Tuesday and Friday. There are no airlines offering direct flights.
There are 31 airports in Louisiana. From Islip, New York there are direct flights to New Orleans Louis Armstrong (MSY).
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?

  • 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?

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 AirwaysPriceFrom $175Free CancellationRating
8.2
248 reviews
Search Breeze Airways flights
SouthwestPriceFrom $338Free CancellationRating
7.9
4,250 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.

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