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Islip

$89+ Cheap flights from West Palm Beach to Islip, NY (PBI - 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
PBI — ISP
Mar 29 — Apr 51
Sun 3/29
Sun 4/5
1 adult, Economy
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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

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Cheapflights Tip: The best prices from Palm Beach Intl to Islip Long Island are usually found in January or May, booked 58 days in advance, depart on a Saturday or Tuesday and return on a Saturday

Cheap flight deals from West Palm Beach to Islip

Cheapest flights from West Palm Beach to Islip
Explore the most affordable flight options available from West Palm Beach to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/211:06 am
PBI
-
ISP
Nonstop2h 58m
Frontier
Tue 4/76:00 am
ISP
-
PBI
Nonstop3h 11m
Frontier
Deal found 2/26$97
This Frontier deal was found by Cheapflights users on 2/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:39 pm
PBI
-
ISP
Nonstop2h 54m
Frontier
Fri 4/101:07 pm
ISP
-
PBI
Nonstop3h 05m
Frontier
Deal found 2/24$98
This Frontier deal was found by Cheapflights users on 2/25. 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.
Thu 4/211:06 am
PBI
-
ISP
Nonstop2h 58m
Frontier
Sun 4/512:30 pm
ISP
-
PBI
Nonstop3h 06m
Frontier
Deal found 2/25$128
This Priceline deal was found by Cheapflights users on 2/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:06 am
PBI
-
ISP
Nonstop2h 58m
Frontier
Mon 4/131:07 pm
ISP
-
PBI
Nonstop3h 05m
Frontier
Deal found 2/24$132
This Priceline deal was found by Cheapflights users on 2/25. 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.
Thu 4/211:06 am
PBI
-
ISP
Nonstop2h 58m
Multiple Airlines
Tue 4/75:22 pm
ISP
-
PBI
Nonstop2h 53m
Multiple Airlines
Deal found 2/25$143
This Super.com deal was found by Cheapflights users on 2/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:55 pm
PBI
-
ISP
Nonstop2h 47m
Frontier
Wed 3/48:00 am
ISP
-
PBI
Nonstop3h 18m
Frontier
Deal found 2/24$146
This Frontier deal was found by Cheapflights users on 2/25. 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.
Thu 4/911:06 am
PBI
-
ISP
Nonstop2h 58m
Frontier
Sun 4/1212:30 pm
ISP
-
PBI
Nonstop3h 06m
Frontier
Deal found 2/25$148
This CheapOair deal was found by Cheapflights users on 2/25. 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.
Sun 4/58:44 am
PBI
-
ISP
Nonstop2h 51m
Frontier
Sun 4/1212:30 pm
ISP
-
PBI
Nonstop3h 06m
Frontier
Deal found 2/25$160
This Cheapflightsfares deal was found by Cheapflights users on 2/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:15 pm
PBI
-
ISP
Nonstop2h 43m
JetBlue
Tue 5/124:50 pm
ISP
-
PBI
Nonstop2h 50m
JetBlue
Deal found 2/27$162

Find flight deals from West Palm Beach to Islip

Discover tips and strategies to find the most affordable flight options for your journey from West Palm Beach (PBI) 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 February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Kiwi.com)

One-way from

$84
(CheapOair)

Popular in

November

Cheapest in

January

Average price

$261

Good round-trip deal

$217 or less

Good one-way deal

$128 or less
Provider with most accurate pricing for Palm Beach Intl-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Palm Beach Intl-Islip Long Island flights.
Search Deals
From Palm Beach Intl to Islip Long Island
Search Deals
One-way flight from Palm Beach Intl to Islip Long Island
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Palm Beach Intl to Islip Long Island.
Search Deals
Price to beat on a one-way flight from Palm Beach Intl to Islip Long Island.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from West Palm Beach 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 February 27, 2026.
Use the filters below to find and compare flights from West Palm Beach to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Fri 5/8

4:15 pm-11:30 pm

1 stop7h 15m

Islip Long Island

Mon 5/11

12:45 pm-3:35 pm

Nonstop2h 50m

$242

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Thu 6/18

10:12 am-12:56 pm

Nonstop2h 44m

Islip Long Island

Sat 6/20

6:30 am-9:21 am

Nonstop2h 51m

$282

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Thu 4/2

7:00 am-10:40 pm

2 stops15h 40m

Islip Long Island

Tue 4/7

4:05 pm-9:20 pm

1 stop5h 15m

$283

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Wed 5/20

7:30 am-10:09 am

Nonstop2h 39m

Islip Long Island

Wed 5/27

4:00 pm-6:55 pm

Nonstop2h 55m

$292

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Fri 5/15

6:25 pm-11:30 pm

1 stop5h 05m

Islip Long Island

Sun 5/17

5:15 am-2:10 pm

2 stops8h 55m

$292

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Wed 4/1

12:05 pm-10:40 pm

2 stops10h 35m

Islip Long Island

Mon 4/13

8:35 am-5:45 pm

2 stops9h 10m

$315

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Thu 3/26

6:30 am-5:20 pm

2 stops10h 50m

Islip Long Island

Sun 3/29

11:45 am-11:25 pm

1 stop11h 40m

$344

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Thu 4/9

6:45 am-11:50 am

1 stop5h 05m

Islip Long Island

Thu 4/9

4:30 pm-10:20 pm

1 stop5h 50m

$368

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Sat 6/27

7:10 am-11:35 am

1 stop4h 25m

Islip Long Island

Sat 7/11

10:25 am-1:15 pm

Nonstop2h 50m

$377

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Wed 3/25

7:10 am-4:05 pm

2 stops8h 55m

Islip Long Island

Wed 3/25

5:25 pm-10:05 pm

1 stop4h 40m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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

Have a flexible travel schedule? Discover the best time to fly to Islip from West Palm Beach 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 West Palm Beach to Islip

How far ahead should I book a flight from West Palm Beach to Islip, New York?

Use this chart to determine the optimal time to book a round-trip flight from West Palm Beach to Islip. Price data was last updated on February 20, 2026.

The price you pay for your flight from West Palm Beach to Islip, New York may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from West Palm Beach to Islip, New York?

Currently, December is the cheapest month in which you can book a flight from West Palm Beach to Islip, New York (average of $29). Flying from West Palm Beach 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 PBI to ISP?

Find hourly flight availability from West Palm Beach 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 February 27, 2026.

One of the essential ways to save on airfare from West Palm Beach to Islip, New York is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 64% on airfare.

What is the cheapest day to fly from West Palm Beach to Islip, New York?

Use this chart to determine the cheapest time to fly round-trip from West Palm Beach to Islip. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their West Palm Beach to Islip, New York flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon 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 February 27, 2026.
Read reviews from past customers who have flown Southwest, JetBlue, and Frontier from West Palm Beach to Islip. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,302 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
Southwest
8.0
Very good
4,302 reviews
Southwest
8.0
Very good
4,302 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
JetBlue
7.2
Good
2,895 reviews
Southwest
8.0
Very good
4,302 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
Frontier
5.7
Fair
3,041 reviews
Southwest
8.0
Very good
4,302 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

Related info for your journey

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

  • What airports do I use to fly from West Palm Beach to Islip?

    Booking a flight from Palm Beach Intl (PBI) to Islip Long Island (ISP) is your only option if you wish to fly from West Palm Beach to Islip. On a typical day, there are 3 flights from Palm Beach Intl to Long Island, all of which are around 2h 39m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Palm Beach Intl to Islip.

  • How popular is this West Palm Beach to Islip, New York flight route?

    The Palm Beach Intl to Islip Long Island flight path was viewed by 8 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 West Palm Beach to Islip, New York?

    Airlines like Frontier fly from West Palm Beach to Islip, New York in about 2h 58m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 1053 mi. Generally, flights for this route are nonstop.

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

    Frontier, at $29, was found to be the cheapest airline from West Palm Beach to Islip, New York.Alternate airlines to your destination round-trip include Southwest and JetBlue. Frontier is 88% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $29 on Frontier. Other airlines that offer cheap prices include Southwest from $74 and JetBlue from $83 one-way.

  • What are the most reliable airlines from West Palm Beach to Islip, New York?

    No one likes to see their flight delayed. When booking a flight from West Palm Beach to Islip, New York consider choosing Frontier (74%), JetBlue (74%) or Southwest (69%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from West Palm Beach to Islip, New York?

    Looking for the cheapest flight from West Palm Beach to Islip, New York? While on average our users pay $226, our data indicates the cheapest price to be $49. The most popular route (Palm Beach Intl - Islip Long Island), is priced around $183.

  • Can I find deals for flights from West Palm Beach to Islip that include hotel bookings?

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

  • How can I find direct flights from West Palm Beach to Islip?

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

  • Can I find deals for business class flights from West Palm Beach to Islip?

    Yes. Cheapflights offers flight deals from West Palm Beach 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 West Palm Beach to Islip, New York?

    Currently, December is the cheapest month in which you can book a flight from West Palm Beach to Islip, New York (average of $29). Flying from West Palm Beach 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

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Alternative routes for West Palm Beach to Islip

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Top 3 airlines flying from West Palm Beach to Islip

Discover the top 3 airlines that operate flights from West Palm Beach 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 February 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$103FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$156Average$285FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$160Average$287FlexibilityNo cancel feeOn-time62%

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