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$80+ 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MSY
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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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 November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$155
(CheapOair)

One-way from

$80
(CheapOair)

Popular in

May

Cheapest in

August

Average price

$425
Provider with most accurate pricing for Islip Long Island-New Orleans Louis Armstrong flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-New Orleans Louis Armstrong flights.
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From Islip Long Island to New Orleans Louis Armstrong
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One-way flight from Islip Long Island to New Orleans Louis Armstrong
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Highest demand for flights based on searches. 10% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 20, 2025.

This CheapOair deal was found by Cheapflights users on 11/19. 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 12/42:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Sun 12/78:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 11/19$155
This CheapOair deal was found by Cheapflights users on 11/18. 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 11/18$173
This CheapOair deal was found by Cheapflights users on 11/18. 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 12/72:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Mon 12/88:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Deal found 11/18$174
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 12/410:19 amISP - MSY
1 stop13h 31mMultiple Airlines
Mon 12/85:22 pmMSY - ISP
2 stops25h 12mMultiple Airlines
Deal found 11/19$187
This CheapOair deal was found by Cheapflights users on 11/18. 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 12/182:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Thu 12/258:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 11/18$191
This CheapOair deal was found by Cheapflights users on 11/18. 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 12/42:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Mon 12/88:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Deal found 11/18$193
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 12/112:19 pmISP - MSY
1 stop4h 52mMultiple Airlines
Mon 12/151:52 pmMSY - ISP
1 stop28h 42mMultiple Airlines
Deal found 11/18$210
This CheapOair deal was found by Cheapflights users on 11/18. 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
Sun 12/218:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Deal found 11/18$236
This CheapOair deal was found by Cheapflights users on 11/19. 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 12/112:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Mon 12/158:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Deal found 11/19$240

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 November 20, 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

Mon 12/15

6:00 am-5:50 pm

1 stop12h 50m

New Orleans Louis Armstrong

Fri 12/19

6:55 pm-11:59 pm

1 stop28h 04m

$172

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Thu 12/18

2:19 pm-6:11 pm

1 stop4h 52m

New Orleans Louis Armstrong

Thu 12/25

8:30 am-1:39 pm

1 stop4h 09m

$258

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 12/19

6:00 am-5:50 pm

1 stop12h 50m

New Orleans Louis Armstrong

Fri 12/26

10:50 am-11:59 pm

1 stop12h 09m

$258

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sat 12/20

2:19 pm-11:23 am

2 stops22h 04m

New Orleans Louis Armstrong

Sat 12/27

6:55 pm-11:59 pm

1 stop28h 04m

$276

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sun 12/21

2:19 pm-6:11 pm

1 stop4h 52m

New Orleans Louis Armstrong

Thu 12/25

8:30 am-1:39 pm

1 stop4h 09m

$281

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Fri 1/9

2:01 pm-5:52 pm

1 stop4h 51m

New Orleans Louis Armstrong

Mon 1/12

8:05 am-1:21 pm

1 stop4h 16m

$306

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Mon 2/23

2:31 pm-6:22 pm

1 stop4h 51m

New Orleans Louis Armstrong

Fri 2/27

8:15 am-1:31 pm

1 stop4h 16m

$308

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Thu 12/18

2:19 pm-6:11 pm

1 stop4h 52m

New Orleans Louis Armstrong

Sun 12/21

8:14 am-1:09 pm

1 stop27h 55m

$321

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sat 12/20

2:19 pm-6:11 pm

1 stop4h 52m

New Orleans Louis Armstrong

Tue 12/23

8:30 am-1:39 pm

1 stop4h 09m

$340

IslipNew Orleans

ISP - MSY

ISPMSY

Islip Long Island

Sun 12/14

2:19 pm-6:11 pm

1 stop4h 52m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 16 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 November.
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 $66). Flying from Islip, New York to New Orleans in July is currently the most expensive (average of $105). 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 November 20, 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.

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

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 November 20, 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
8.2
Very good
236 reviews

Boarding

8.3

Entertainment

6.7

Crew

8.8

Overall

8.2

Comfort

8.2

Food

6.7

Reviews

1 / 14
10.0
Excellent

Kim,Nov 2025

PWM - RSW

You guys did a great job getting us here. Thank you!!
Breeze Airways
8.2
Very good
236 reviews
Breeze Airways
8.2
Very good
236 reviews

Boarding

8.3

Entertainment

6.7

Crew

8.8

Overall

8.2

Comfort

8.2

Food

6.7

Reviews

1 / 14
10.0
Excellent

Kim,Nov 2025

PWM - RSW

You guys did a great job getting us here. Thank you!!
Southwest
8.0
Very good
4,249 reviews
Breeze Airways
8.2
Very good
236 reviews

Boarding

8.3

Entertainment

6.7

Crew

8.8

Overall

8.2

Comfort

8.2

Food

6.7

Reviews

1 / 14
10.0
Excellent

Kim,Nov 2025

PWM - RSW

You guys did a great job getting us here. Thank you!!

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 4h 52m. 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 61% 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 $66). Flying from Islip, New York to New Orleans in July is currently the most expensive (average of $105). 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
Gonzales
Covington
Gretna
Hammond

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Alternative routes for Islip to New Orleans

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$164Average$408FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$338Average$506FlexibilityNo cancel feeOn-time63%

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