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Fort Lauderdale

$69+ Cheap flights from Islip to Fort Lauderdale (ISP - FLL)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — FLL
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
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Cheapflights Tip: The best prices from Islip Long Island to Fort Lauderdale are usually found in May or April, booked 36 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Islip to Fort Lauderdale

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Fort Lauderdale (FLL). 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 September 19, 2025.

Round-trip from

$137
(JetBlue)

One-way from

$69
(JetBlue)

Popular in

November

Cheapest in

May

Average price

$202

Good round-trip deal

$283 or less

Good one-way deal

$108 or less
From Islip Long Island to Fort Lauderdale
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One-way flight from Islip Long Island to Fort Lauderdale
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Highest demand for flights based on searches. 15% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Islip Long Island to Fort Lauderdale.
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Price to beat on a one-way flight from Islip Long Island to Fort Lauderdale.
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Find flight deals from Islip to Fort Lauderdale

Cheapest flights from Islip to Fort Lauderdale
Explore the most affordable flight options available from Islip to Fort Lauderdale. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This JetBlue deal was found by Cheapflights users on 9/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/271:57 pmISP - FLL
Nonstop2h 55mJetBlue
Thu 10/3010:08 amFLL - ISP
Nonstop2h 54mJetBlue
Deal found 9/18$137
This JetBlue deal was found by Cheapflights users on 9/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:35 amISP - FLL
Nonstop2h 53mJetBlue
Sat 10/258:04 amFLL - ISP
Nonstop2h 46mJetBlue
Deal found 9/18$147
This Southwest deal was found by Cheapflights users on 9/17. 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.
Fri 10/2412:35 pmISP - FLL
1 stop6h 15mSouthwest
Sun 10/266:00 amFLL - ISP
1 stop6h 10mSouthwest
Deal found 9/17$157
This Southwest deal was found by Cheapflights users on 9/17. 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.
Thu 11/131:40 pmISP - FLL
2 stops8h 15mSouthwest
Tue 11/188:55 amFLL - ISP
1 stop6h 25mSouthwest
Deal found 9/17$162
This Priceline deal was found by Cheapflights users on 9/17. 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.
Thu 11/131:57 pmISP - FLL
Nonstop2h 55mJetBlue
Tue 11/1810:08 amFLL - ISP
Nonstop2h 54mJetBlue
Deal found 9/17$163
This CheapOair deal was found by Cheapflights users on 9/17. 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.
Tue 12/911:50 amISP - FLL
Nonstop2h 54mJetBlue
Tue 12/168:10 amFLL - ISP
Nonstop2h 55mJetBlue
Deal found 9/17$167
This CheapOair deal was found by Cheapflights users on 9/18. 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.
Mon 11/171:57 pmISP - FLL
Nonstop2h 55mJetBlue
Fri 11/213:10 pmFLL - ISP
Nonstop2h 51mJetBlue
Deal found 9/18$168
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:55 amISP - FLL
2 stops9h 40mSouthwest
Sat 10/256:50 amFLL - ISP
2 stops9h 25mSouthwest
Deal found 9/18$173
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sun 10/52:19 pmISP - FLL
1 stop17h 47mMultiple Airlines
Sat 10/116:25 pmFLL - ISP
1 stop19h 14mMultiple Airlines
Deal found 9/17$177
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:15 amISP - FLL
1 stop5h 35mSouthwest
Tue 12/167:00 amFLL - ISP
2 stops8h 20mSouthwest
Deal found 9/18$182
This CheapOair deal was found by Cheapflights users on 9/18. 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.
Mon 12/226:00 amISP - FLL
Nonstop3h 15mFrontier
Thu 12/258:33 pmFLL - ISP
Nonstop2h 54mFrontier
Deal found 9/18$186
This JetBlue deal was found by Cheapflights users on 9/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:35 amISP - FLL
Nonstop2h 53mJetBlue
Mon 9/298:00 amFLL - ISP
Nonstop2h 50mJetBlue
Deal found 9/17$187

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Fort Lauderdale 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 September 19, 2025.
Use the filters below to find and compare flights from Islip to Fort Lauderdale that are best for you.

Fly from

Islip

Fly to

Fort Lauderdale

Route

Depart

Return

Price

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Mon 10/27

1:57 pm-4:52 pm

Nonstop2h 55m

Fort Lauderdale

Thu 10/30

10:08 am-1:02 pm

Nonstop2h 54m

$137

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Tue 11/4

1:57 pm-4:52 pm

Nonstop2h 55m

Fort Lauderdale

Thu 11/6

12:39 pm-3:30 pm

Nonstop2h 51m

$137

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Sat 10/18

11:35 am-2:28 pm

Nonstop2h 53m

Fort Lauderdale

Sat 10/25

8:04 am-10:50 am

Nonstop2h 46m

$147

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Fri 10/24

3:20 pm-10:00 pm

1 stop6h 40m

Fort Lauderdale

Sun 10/26

6:00 am-12:10 pm

1 stop6h 10m

$157

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Thu 10/23

5:55 am-11:50 am

1 stop5h 55m

Fort Lauderdale

Tue 10/28

6:30 am-12:25 pm

1 stop5h 55m

$157

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Sat 10/18

11:55 am-6:30 pm

1 stop6h 35m

Fort Lauderdale

Sat 10/25

10:25 am-4:15 pm

1 stop5h 50m

$157

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Wed 10/15

11:40 am-5:45 pm

1 stop6h 05m

Fort Lauderdale

Wed 10/22

6:30 am-12:25 pm

1 stop5h 55m

$157

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Tue 3/3

8:00 am-11:11 am

Nonstop3h 11m

Fort Lauderdale

Thu 3/5

9:38 pm-12:31 am

Nonstop2h 53m

$175

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Mon 10/20

11:35 am-2:28 pm

Nonstop2h 53m

Fort Lauderdale

Sat 10/25

8:04 am-10:50 am

Nonstop2h 46m

$188

IslipFort Lauderdale

ISP - FLL

ISPFLL

Islip Long Island

Mon 10/20

11:35 am-2:28 pm

Nonstop2h 53m

Fort Lauderdale

Fri 10/24

8:04 am-10:50 am

Nonstop2h 46m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 20 results
1
2

Best time to book a flight from Islip to Fort Lauderdale

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

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

Use this chart to determine the optimal time to book a round-trip flight from Islip to Fort Lauderdale. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Islip to Fort Lauderdale, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Islip to Fort Lauderdale (average of $185). Flying from Islip to Fort Lauderdale in March is currently the most expensive (average of $254). 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 FLL?

Find hourly flight availability from Islip to Fort Lauderdale. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 52% on flights from Islip to Fort Lauderdale by exploring options for tickets in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Islip to Fort Lauderdale. Price data was last updated on September 14, 2025.

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

How much does it cost to fly round-trip from Islip to Fort Lauderdale?

Reviews of airlines servicing Fort Lauderdale

Get insights into the airlines that provide service to Fort Lauderdale. 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 Fort Lauderdale. Reviews last updated September 19, 2025.
Read through reviews of airlines operating flights from Islip to Fort Lauderdale, such as Southwest, Delta, and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
Delta
8.0
Very good
7,964 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
2,911 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
Spirit Airlines
6.3
Okay
8,030 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
3,171 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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 Islip to Fort Lauderdale. 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 Islip to Fort Lauderdale flight route?

    Flights from Islip Long Island to Fort Lauderdale have been viewed 4 times in the past calendar month.

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

    Airlines like JetBlue and Southwest fly from Islip to Fort Lauderdale in about 2h 55m. The time it takes to get you to your destination can typically vary by up to 3h 20m. The distance between Islip and Fort Lauderdale is about 1093 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Frontier is currently your cheapest option to Fort Lauderdale, with prices starting at $57. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $60 and $98, respectively. Frontier is currently priced 77% below the average price you’ll pay for this route.

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

    Looking for the cheapest flight from Islip to Fort Lauderdale? While on average our users pay $269, our data indicates the cheapest price to be $63. The most popular route (Islip Long Island - Fort Lauderdale), is priced around $137.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Islip to Fort Lauderdale (average of $185). Flying from Islip to Fort Lauderdale in March is currently the most expensive (average of $254). 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

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Top 5 airlines flying from Islip to Fort Lauderdale

Discover the top 5 airlines that operate flights from Islip to Fort Lauderdale. 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 September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$182FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$60Average$157FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$278FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$116Average$291FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$186Average$401FlexibilityNo cancel feeOn-time63%

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