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Islip

$20+ 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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
PBI — ISP
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Find cheap flights from West Palm Beach to Islip 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

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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.

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

Cheap 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 November 10, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$88
(CheapOair)

One-way from

$20
(CheapOair)

Popular in

November

Cheapest in

May

Average price

$386

Good round-trip deal

$150 or less

Good one-way deal

$148 or less
Provider with most accurate pricing for Palm Beach Intl-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Palm Beach Intl-Islip Long Island flights.
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From Palm Beach Intl to Islip Long Island
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One-way flight from Palm Beach Intl to Islip Long Island
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Highest demand for flights based on searches. 10% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 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 Palm Beach Intl to Islip Long Island.
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Price to beat on a one-way flight from Palm Beach Intl to Islip Long Island.
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Find 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 November 10, 2025.

This CheapOair deal was found by Cheapflights users on 11/10. 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 12/49:18 pmPBI - ISP
Nonstop2h 41mFrontier
Sun 12/76:15 amISP - PBI
Nonstop3h 02mFrontier
Deal found 11/10$58
This CheapOair deal was found by Cheapflights users on 11/10. 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.
Wed 12/2412:23 pmPBI - ISP
Nonstop2h 47mFrontier
Fri 1/25:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/10$63
This CheapOair deal was found by Cheapflights users on 11/9. 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.
Sat 12/2712:28 pmPBI - ISP
Nonstop2h 47mFrontier
Fri 1/25:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/9$88
This CheapOair deal was found by Cheapflights users on 11/9. 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 12/149:18 pmPBI - ISP
Nonstop2h 41mFrontier
Fri 12/195:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/9$96
This CheapOair deal was found by Cheapflights users on 11/9. 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 12/2512:23 pmPBI - ISP
Nonstop2h 47mFrontier
Thu 1/82:57 pmISP - PBI
Nonstop3h 04mFrontier
Deal found 11/9$99
This CheapOair deal was found by Cheapflights users on 11/8. 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 12/49:18 pmPBI - ISP
Nonstop2h 41mFrontier
Sat 12/66:15 amISP - PBI
Nonstop3h 02mFrontier
Deal found 11/8$105
This CheapOair deal was found by Cheapflights users on 11/9. 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 12/2812:23 pmPBI - ISP
Nonstop2h 47mFrontier
Fri 1/92:57 pmISP - PBI
Nonstop3h 04mFrontier
Deal found 11/9$106
This CheapOair deal was found by Cheapflights users on 11/9. 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 12/79:18 pmPBI - ISP
Nonstop2h 41mFrontier
Sat 12/205:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/9$112
This CheapOair deal was found by Cheapflights users on 11/8. 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.
Sat 12/2012:28 pmPBI - ISP
Nonstop2h 47mFrontier
Wed 12/315:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/8$124
This CheapOair deal was found by Cheapflights users on 11/9. 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.
Sat 12/2712:28 pmPBI - ISP
Nonstop2h 47mFrontier
Fri 1/92:57 pmISP - PBI
Nonstop3h 04mFrontier
Deal found 11/9$125
This CheapOair deal was found by Cheapflights users on 11/8. 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 12/1912:33 pmPBI - ISP
Nonstop2h 47mFrontier
Sun 12/215:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/8$128
This CheapOair deal was found by Cheapflights users on 11/10. 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 12/169:18 pmPBI - ISP
Nonstop2h 41mFrontier
Sat 12/205:45 amISP - PBI
Nonstop3h 11mFrontier
Deal found 11/10$129

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 November 10, 2025.
Use the filters below to find and compare flights from West Palm Beach to Islip that are best for you.

Fly from

West Palm Beach

Fly to

Islip

Route

Depart

Return

Price

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Sat 12/27

12:28 pm-3:15 pm

Nonstop2h 47m

Islip Long Island

Fri 1/9

2:57 pm-6:01 pm

Nonstop3h 04m

$125

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Thu 12/18

12:23 pm-3:10 pm

Nonstop2h 47m

Islip Long Island

Sat 12/20

5:45 am-8:56 am

Nonstop3h 11m

$129

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Fri 12/26

12:33 pm-3:20 pm

Nonstop2h 47m

Islip Long Island

Wed 12/31

5:45 am-8:56 am

Nonstop3h 11m

$138

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Fri 12/5

12:20 pm-3:05 pm

Nonstop2h 45m

Islip Long Island

Sun 12/7

6:35 am-9:30 am

Nonstop2h 55m

$147

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Sat 1/31

7:30 am-10:10 am

Nonstop2h 40m

Islip Long Island

Fri 2/6

6:45 pm-9:43 pm

Nonstop2h 58m

$157

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Wed 1/28

7:30 am-10:10 am

Nonstop2h 40m

Islip Long Island

Fri 2/6

6:45 pm-9:43 pm

Nonstop2h 58m

$157

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Wed 12/3

6:15 pm-8:55 pm

Nonstop2h 40m

Islip Long Island

Sat 12/6

3:40 pm-9:00 pm

1 stop5h 20m

$157

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Tue 1/27

7:30 am-10:10 am

Nonstop2h 40m

Islip Long Island

Fri 2/6

6:45 pm-9:43 pm

Nonstop2h 58m

$157

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Thu 1/29

7:30 am-10:10 am

Nonstop2h 40m

Islip Long Island

Wed 2/4

6:45 pm-9:43 pm

Nonstop2h 58m

$157

West Palm BeachIslip

PBI - ISP

PBIISP

Palm Beach Intl

Tue 1/27

7:30 am-10:10 am

Nonstop2h 40m

Islip Long Island

Wed 2/4

3:00 pm-5:58 pm

Nonstop2h 58m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 22 results
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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust 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 West Palm Beach-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 West Palm Beach-Islip, New York flight deals on Cheapflights vs. CheapOair >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 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 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 November 7, 2025.

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 November 10, 2025.

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 68% 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 November 2, 2025.

Travelers seeking maximum savings on their West Palm Beach to Islip, New York flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday 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 November 10, 2025.
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
4,236 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Boarding

8.1

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
4,236 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Boarding

8.1

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
2,908 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Boarding

8.1

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
3,111 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Boarding

8.1

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 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 2 flights from Palm Beach Intl to Long Island, all of which are around 2h 40m 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, Southwest, and JetBlue fly from West Palm Beach to Islip, New York in about 2h 40m. 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 $37, 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 85% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 $258, our data indicates the cheapest price to be $29. The most popular route (Palm Beach Intl - Islip Long Island), is priced around $49.

  • 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
Southampton

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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 November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$136FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$157Average$294FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$164Average$282FlexibilityNo cancel feeOn-time62%

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