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Islip

$29+ Cheap flights from Fort Lauderdale to Islip, NY (FLL - 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
FLL — ISP
dic. 26 — ene. 21
vie. 12/26
vie. 1/2
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Fort Lauderdale to Islip Long Island are usually found in March or February, booked 49 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Fort Lauderdale to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Fort Lauderdale (FLL) to Islip (ISP). 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 noviembre 26, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$58
(CheapOair)

One-way from

$29
(Frontier)

Popular in

November

Cheapest in

March

Average price

$350

Good round-trip deal

$99 or less

Good one-way deal

$73 or less
Provider with most accurate pricing for Fort Lauderdale-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Fort Lauderdale-Islip Long Island flights.
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From Fort Lauderdale to Islip Long Island
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One-way flight from Fort Lauderdale to Islip Long Island
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Highest demand for flights based on searches. 15% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Fort Lauderdale to Islip Long Island.
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Price to beat on a one-way flight from Fort Lauderdale to Islip Long Island.
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Find flight deals from Fort Lauderdale to Islip

Cheapest flights from Fort Lauderdale to Islip
Explore the most affordable flight options available from Fort Lauderdale to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 26, 2025.

This CheapOair deal was found by Cheapflights users on 11/26. 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.
jue. 12/1810:03 pmFLL - ISP
Nonstop2h 52mFrontier
lun. 12/224:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/26$58
This CheapOair deal was found by Cheapflights users on 11/25. 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.
lun. 12/2910:03 pmFLL - ISP
Nonstop2h 52mFrontier
jue. 1/14:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$69
This CheapOair deal was found by Cheapflights users on 11/25. 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.
lun. 12/2910:03 pmFLL - ISP
Nonstop2h 52mFrontier
vie. 1/24:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$80
This CheapOair deal was found by Cheapflights users on 11/25. 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.
jue. 12/1810:03 pmFLL - ISP
Nonstop2h 52mFrontier
dom. 12/214:28 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$88
This Frontier deal was found by Cheapflights users on 11/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:03 pmFLL - ISP
Nonstop2h 52mFrontier
jue. 1/14:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$98
This CheapOair deal was found by Cheapflights users on 11/24. 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.
dom. 12/288:49 pmFLL - ISP
Nonstop2h 54mFrontier
jue. 1/14:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/24$104
This Priceline deal was found by Cheapflights users on 11/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:03 pmFLL - ISP
Nonstop2h 52mFrontier
vie. 1/24:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$109
This CheapOair deal was found by Cheapflights users on 11/26. 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.
vie. 12/1910:03 pmFLL - ISP
Nonstop2h 52mFrontier
dom. 12/214:28 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/26$113
This CheapOair deal was found by Cheapflights users on 11/25. 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.
dom. 12/288:49 pmFLL - ISP
Nonstop2h 54mFrontier
vie. 1/24:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$115
This WAYA deal was found by Cheapflights users on 11/25. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/226:40 amFLL - ISP
1 stop6h 29mMultiple Airlines
sáb. 1/34:40 pmISP - FLL
Nonstop3h 12mMultiple Airlines
Deal found 11/25$116
This CheapOair deal was found by Cheapflights users on 11/25. 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.
mar. 12/3010:03 pmFLL - ISP
Nonstop2h 52mFrontier
sáb. 1/34:40 pmISP - FLL
Nonstop3h 12mFrontier
Deal found 11/25$119
This Kiwi.com deal was found by Cheapflights users on 11/24. 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.
mar. 12/912:14 pmFLL - ISP
1 stop7h 20mMultiple Airlines
sáb. 12/1310:19 amISP - FLL
1 stop9h 30mMultiple Airlines
Deal found 11/24$129

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fort Lauderdale 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 noviembre 26, 2025.
Use the filters below to find and compare flights from Fort Lauderdale to Islip that are best for you.

Fly from

Fort Lauderdale

Fly to

Islip

Route

Depart

Return

Price

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

vie. 12/19

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

lun. 12/22

4:40 pm-7:52 pm

Nonstop3h 12m

$58

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

vie. 12/19

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

sáb. 12/20

4:40 pm-7:52 pm

Nonstop3h 12m

$58

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

vie. 12/26

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

jue. 1/1

4:40 pm-7:52 pm

Nonstop3h 12m

$58

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

vie. 12/26

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

vie. 1/2

4:40 pm-7:52 pm

Nonstop3h 12m

$69

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

lun. 12/29

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

jue. 1/1

4:40 pm-7:52 pm

Nonstop3h 12m

$69

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

vie. 12/26

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

sáb. 1/3

4:40 pm-7:52 pm

Nonstop3h 12m

$69

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

mié. 12/24

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

vie. 1/2

4:40 pm-7:52 pm

Nonstop3h 12m

$69

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

lun. 12/29

10:03 pm-12:55 am

Nonstop2h 52m

Islip Long Island

vie. 1/2

4:40 pm-7:52 pm

Nonstop3h 12m

$80

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

dom. 12/21

8:49 pm-11:43 pm

Nonstop2h 54m

Islip Long Island

sáb. 1/3

4:40 pm-7:52 pm

Nonstop3h 12m

$88

Fort LauderdaleIslip

FLL - ISP

FLLISP

Fort Lauderdale

jue. 12/18

10:03 pm-12:55 am

Nonstop2h 52m

$29

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 20 results
1
2

Compare providers for flights from Fort Lauderdale to Islip

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 Fort Lauderdale to Islip in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy2 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 Fort Lauderdale-Islip, New York flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Fort Lauderdale-Islip, New York flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Fort Lauderdale-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Fort Lauderdale-Islip, New York flights, Cheapflights users trust CheapOair the most. CheapOair 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 Fort Lauderdale-Islip, New York 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 Fort Lauderdale to Islip

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

How far ahead should I book a flight from Fort Lauderdale to Islip, New York?

Use this chart to determine the optimal time to book a round-trip flight from Fort Lauderdale to Islip. Price data was last updated on November 21, 2025.

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Fort Lauderdale to Islip, New York. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, December is the cheapest month in which you can book a flight from Fort Lauderdale to Islip, New York (average of $29). Flying from Fort Lauderdale to Islip, New York in August is currently the most expensive (average of $74). 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 FLL to ISP?

Find hourly flight availability from Fort Lauderdale to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 26, 2025.

One of the essential ways to save on airfare from Fort Lauderdale to Islip, New York is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 50% on airfare.

What is the cheapest day to fly from Fort Lauderdale to Islip, New York?

Use this chart to determine the cheapest time to fly round-trip from Fort Lauderdale to Islip. Price data was last updated on November 25, 2025.

Travelers seeking maximum savings on their Fort Lauderdale to Islip, New York flight should consider departing on Monday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 26, 2025.
Peruse reviews from past customers who have flown with Southwest, JetBlue, and Frontier from Fort Lauderdale to Islip to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,905 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,099 reviews
Southwest
8.0
Very good
4,254 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • How popular is this Fort Lauderdale to Islip, New York flight route?

    The Fort Lauderdale to Islip Long Island flight path was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Airlines like Frontier fly from Fort Lauderdale to Islip, New York in about 2h 52m. The time it takes to get you to your destination is usually consistent. There are 1093 mi between Fort Lauderdale and Islip, New York. All flights are typically nonstop.

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

    Flying on Frontier is currently your cheapest option to Islip, New York, with prices starting at $37. Additional round-trip tickets that might be worth considering are offered by JetBlue and Southwest, with the lowest prices starting at $125 and $162, respectively. Frontier is currently priced 83% below the average price you’ll pay for this route.

  • What are the cheapest flights from Fort Lauderdale to Islip, New York?

    The cheapest flight price from Fort Lauderdale to Islip, New York is $43. On average you can expect to pay $159. The most popular route, (Fort Lauderdale - Islip Long Island), can usually be booked for $58.

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

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

  • How can I find direct flights from Fort Lauderdale to Islip?

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Fort Lauderdale to Islip, New York (average of $29). Flying from Fort Lauderdale to Islip, New York in August is currently the most expensive (average of $74). 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 Islip?

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

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Alternative routes for Fort Lauderdale to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Fort Lauderdale to Islip

Discover the top 3 airlines that operate flights from Fort Lauderdale 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 noviembre 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$127FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$125Average$261FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$162Average$293FlexibilityNo cancel feeOn-time63%

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