HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New Orleans

$67+ Cheap flights from Islip, NY to New Orleans (ISP - MSY)

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MSY
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to New Orleans with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Islip to New Orleans

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to New Orleans (MSY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$139
(Mytrip)

One-way from

$67
(CheapOair)

Popular in

May

Cheapest in

August

Average price

$436
Provider with most accurate pricing for Islip Long Island-New Orleans Louis Armstrong flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-New Orleans Louis Armstrong flights.
Search Deals
From Islip Long Island to New Orleans Louis Armstrong
Search Deals
One-way flight from Islip Long Island to New Orleans Louis Armstrong
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Islip to New Orleans

Cheapest flights from Islip to New Orleans
Explore the most affordable flight options available from Islip to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:58 pmISP - MSY
1 stop20h 31mFrontier
Mon 11/175:52 pmMSY - ISP
1 stop22h 50mFrontier
Deal found 10/29$139
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:37 pmISP - MSY
1 stop23h 20mFrontier
Mon 11/175:52 pmMSY - ISP
1 stop22h 50mFrontier
Deal found 10/29$159
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:39 amISP - MSY
1 stop25h 21mMultiple Airlines
Tue 11/182:30 pmMSY - ISP
2 stops19h 07mMultiple Airlines
Deal found 10/30$166
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Sun 12/142:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Thu 12/188:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 10/29$174
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:40 amISP - MSY
2 stops23h 20mMultiple Airlines
Mon 11/176:31 pmMSY - ISP
1 stop22h 11mMultiple Airlines
Deal found 10/29$189
This CheapOair deal was found by Cheapflights users on 10/29. 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 11/272:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Thu 12/48:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 10/29$208
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Sun 11/92:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Thu 11/138:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 10/29$220
This CheapOair deal was found by Cheapflights users on 10/28. 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.
Sun 12/212:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Thu 12/258:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 10/28$249
This CheapOair deal was found by Cheapflights users on 10/30. 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.
Mon 12/82:25 pmISP - MSY
1 stop4h 45mBreeze Airways
Thu 12/118:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 10/30$255
This CheapOair deal was found by Cheapflights users on 10/30. 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.
Fri 12/122:25 pmISP - MSY
1 stop4h 45mBreeze Airways
Mon 12/158:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Deal found 10/30$279

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to New Orleans 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 October 30, 2025.
Use the filters below to find and compare flights from Islip to New Orleans that are best for you.

Fly from

Islip

Fly to

New Orleans

Route

Depart

Return

Price

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sat 11/15

4:58 pm-12:29 pm

1 stop20h 31m

New Orleans Louis Armstrong

Mon 11/17

6:01 pm-5:42 pm

2 stops22h 41m

$184

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sun 12/7

2:19 pm-6:11 pm

1 stop4h 52m

New Orleans Louis Armstrong

Sat 12/13

3:20 pm-8:07 pm

2 stops51h 47m

$238

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 12/15

10:19 am-9:42 pm

2 stops12h 23m

New Orleans Louis Armstrong

Tue 12/16

5:20 am-7:34 pm

1 stop13h 14m

$251

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Thu 11/13

6:37 pm-4:57 pm

1 stop23h 20m

New Orleans Louis Armstrong

Sun 11/16

6:31 pm-10:37 am

1 stop15h 06m

$289

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Wed 11/12

4:58 pm-6:52 am

1 stop14h 54m

New Orleans Louis Armstrong

Sun 11/16

7:47 am-10:37 am

1 stop25h 50m

$304

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Thu 12/4

2:19 pm-6:11 pm

1 stop4h 52m

New Orleans Louis Armstrong

Sun 12/7

8:30 am-1:39 pm

1 stop4h 09m

$320

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 12/15

6:15 am-2:25 pm

2 stops9h 10m

New Orleans Louis Armstrong

Tue 12/16

3:40 pm-10:05 pm

1 stop5h 25m

$332

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Thu 12/4

5:30 am-1:20 pm

2 stops8h 50m

New Orleans Louis Armstrong

Sat 12/6

12:40 pm-8:40 pm

1 stop7h 00m

$342

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 12/12

2:25 pm-6:10 pm

1 stop4h 45m

New Orleans Louis Armstrong

Sun 12/14

8:30 am-1:39 pm

1 stop4h 09m

$353

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sun 11/16

2:19 pm-6:11 pm

1 stop4h 52m

$67

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 17 results
1
2

Compare providers for flights from Islip to New Orleans

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to New Orleans in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-New Orleans flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-New Orleans flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Islip, New York-New Orleans flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-New Orleans flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-New Orleans flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to New Orleans

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

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

Currently, January is the cheapest month in which you can book a flight from Islip, New York to New Orleans (average of $67). Flying from Islip, New York to New Orleans in July is currently the most expensive (average of $106). 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 ISP to MSY?

Find hourly flight availability from Islip to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Islip, New York to New Orleans in the afternoon. Doing so could potentially save you 46% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing New Orleans

Get insights into the airlines that provide service to New Orleans. 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 New Orleans. Reviews last updated October 30, 2025.
See what other customers who have flown with Breeze Airways and Southwest from Islip to New Orleans have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
221 reviews

Boarding

8.3

Crew

8.7

Overall

8.1

Food

6.7

Comfort

8.2

Entertainment

6.6

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Breeze Airways
8.1
Very good
221 reviews
Breeze Airways
8.1
Very good
221 reviews

Boarding

8.3

Crew

8.7

Overall

8.1

Food

6.7

Comfort

8.2

Entertainment

6.6

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Southwest
8.0
Very good
4,242 reviews
Breeze Airways
8.1
Very good
221 reviews

Boarding

8.3

Crew

8.7

Overall

8.1

Food

6.7

Comfort

8.2

Entertainment

6.6

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!

Related info for your journey

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

  • How long is the flight from Islip, New York to New Orleans?

    Departing from Islip, New York to New Orleans will take you 20h 31m. Airlines will cover a distance of 1217 mi.

  • What are the cheapest airlines flying from Islip, New York to New Orleans round-trip?

    Flying on Breeze Airways is currently your cheapest option to New Orleans, with prices starting at $164. Another option worth looking into is Southwest, starting at $338 round trip. Users have found that Breeze Airways is 62% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Islip to New Orleans?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to New Orleans (average of $67). Flying from Islip, New York to New Orleans in July is currently the most expensive (average of $106). 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 New Orleans?

Book flights to New Orleans if you plan to visit one of these locations
Metairie
Kenner
Slidell
Thibodaux
Houma
Covington
Gretna
Hammond
Gonzales

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Islip to New Orleans

See prices for flight routes from nearby airports that may be better suited for you.
Newark to New Orleans flights
John F Kennedy Intl to New Orleans flights
LaGuardia to New Orleans flights
White Plains to New Orleans flights
Stewart to New Orleans flights
Rochester to New Orleans flights
Newark to Baton Rouge flights
Syracuse to New Orleans flights
John F Kennedy Intl to Baton Rouge flights
LaGuardia to Baton Rouge flights
Buffalo to New Orleans flights
Albany to New Orleans flights
Newark to Shreveport flights
LaGuardia to Shreveport flights
John F Kennedy Intl to Shreveport flights
Newark to Lafayette flights
Ithaca to New Orleans flights
Syracuse to Baton Rouge flights
John F Kennedy Intl to Monroe flights
John F Kennedy Intl to Lafayette flights
Buffalo to Baton Rouge flights
Newark to Monroe flights
Newark to Lake Charles flights
LaGuardia to Monroe flights
LaGuardia to Lafayette flights
Albany to Baton Rouge flights
John F Kennedy Intl to Alexandria flights
White Plains to Baton Rouge flights
LaGuardia to Alexandria flights
Newark to Alexandria flights
Rochester to Baton Rouge flights
Buffalo to Lafayette flights
Binghamton to New Orleans flights
Elmira to New Orleans flights
Rochester to Lafayette flights
White Plains to Shreveport flights
Islip to Baton Rouge flights
Ithaca to Baton Rouge flights
Syracuse to Lafayette flights
White Plains to Lafayette flights
White Plains to Monroe flights
Elmira to Lafayette flights
Binghamton to Baton Rouge flights
White Plains to Alexandria flights
Plattsburgh to New Orleans flights
Watertown to New Orleans flights
Niagara Falls to New Orleans flights

Top 2 airlines flying from Islip to New Orleans

Discover the top 2 airlines that operate flights from Islip to New Orleans. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$164Average$425FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$338Average$586FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.