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Islip

$76+ Cheap flights from Louisiana to Islip, NY (ISP)

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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ISP
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Louisiana to Islip

Keep the following information in mind while searching for Louisiana to Islip flight deals. Data was last updated July 3, 2025.

Round-trip from

$140
(CheapOair)

One-way from

$76
(Priceline)

Popular in

June

Cheapest in

September

Average price

$217
From Louisiana to Islip Long Island
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One-way flight from Louisiana to Islip Long Island
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Highest demand for flights based on searches. 10% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Louisiana to Islip

Cheapest flights from Louisiana to Islip
Explore the most affordable flight options available from Louisiana to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This CheapOair deal was found by Cheapflights users on 7/1. 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 9/48:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Sun 9/72:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 7/1$140
This Expedia deal was found by Cheapflights users on 7/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/124:51 pmMSY - ISP
2 stops16h 49mMultiple Airlines
Fri 9/192:25 pmISP - MSY
1 stop4h 45mMultiple Airlines
Deal found 7/3$254
This Southwest deal was found by Cheapflights users on 7/1. 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 10/296:50 amMSY - ISP
1 stop4h 35mSouthwest
Sun 11/25:30 pmISP - MSY
1 stop6h 50mSouthwest
Deal found 7/1$347
This Justfly.com deal was found by Cheapflights users on 7/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:41 amMSY - ISP
1 stop9h 01mFrontier
Sun 7/276:00 amISP - MSY
1 stop14h 22mFrontier
Deal found 7/3$367

Cheapflights Fare Finder

Customize your flight search to find flights from Louisiana to Islip 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 July 3, 2025.
Use the filters below to find and compare flights from Louisiana to Islip that are best for you.

Fly from

Louisiana

Fly to

Islip

Route

Depart

Return

Price

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Thu 9/4

8:30 am-1:39 pm

1 stop4h 09m

Islip Long Island

Sun 9/7

2:19 pm-6:11 pm

1 stop4h 52m

$140

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 9/12

4:51 pm-10:40 am

2 stops16h 49m

Islip Long Island

Fri 9/19

2:25 pm-6:10 pm

1 stop4h 45m

$254

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Wed 10/29

6:50 am-12:25 pm

1 stop4h 35m

Islip Long Island

Sun 11/2

5:30 pm-11:20 pm

1 stop6h 50m

$347

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 7/25

9:41 am-7:42 pm

1 stop9h 01m

Islip Long Island

Sun 7/27

6:00 am-7:22 pm

1 stop14h 22m

$367

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 7/25

9:41 am-7:42 pm

1 stop9h 01m

$76

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Thu 10/16

8:30 am-1:39 pm

1 stop4h 09m

$116

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Sun 8/10

5:40 am-12:30 pm

1 stop5h 50m

$194

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Tue 7/22

12:18 pm-11:41 am

2 stops22h 23m

$251

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Tue 7/22

6:15 am-1:32 pm

3 stops30h 17m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Louisiana to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Louisiana 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 Louisiana to Islip

What is the cheapest month to book a flight from Louisiana to Islip, New York?

Currently, January is the cheapest month in which you can book a flight from Louisiana to Islip, New York (average of $108). Flying from Louisiana to Islip, New York in November is currently the most expensive (average of $213). 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.

How much does it cost to fly round-trip from Louisiana to Islip, New York?

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. 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 Islip. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest, and JetBlue from Louisiana to Islip to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
183 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,270 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
JetBlue
7.3
Good
2,916 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Frontier
5.9
Fair
3,284 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Islip from Louisiana?

    Islip Long Island (ISP) is the airport you will fly into if you book a flight from Louisiana to Islip. It is only a 7.2 mi journey from Long Island (ISP) to Islip’s city center.

  • What are the cheapest airlines to fly from Louisiana to Islip, New York one-way?

    The cheapest airlines for a one-way flight from Louisiana to Islip, New York are Frontier ($76), Breeze Airways ($116), and Southwest ($194).

  • Can I find deals for flights from Louisiana to Islip that include hotel bookings?

    Yes. In addition to deals on Louisiana to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Islip.

  • Can I find deals for business class flights from Louisiana to Islip?

    Yes. Cheapflights offers flight deals from Louisiana to Islip 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 Louisiana to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from Louisiana to Islip, New York (average of $108). Flying from Louisiana to Islip, New York in November is currently the most expensive (average of $213). 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

Traveling to a place near Louisiana?

Book flights to Louisiana if you plan to visit one of these locations
Southampton
Riverhead

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Alternative routes for Louisiana to Islip

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Top 2 airlines flying from Louisiana to Islip

Discover the top 2 airlines that operate flights from Louisiana to Islip. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$210Average$325FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$406FlexibilityNo cancel feeOn-time63%

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