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$29+ Cheap flights from Islip to West Palm Beach (ISP - PBI)

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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PBI
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find cheap flights from Islip to West Palm Beach 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”

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Cheapflights Tip: The best prices from Islip Long Island to Palm Beach Intl are usually found in January or March, booked 53 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

Find flight deals from Islip to West Palm Beach

Cheapest flights from Islip to West Palm Beach
Explore the most affordable flight options available from Islip to West Palm Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Frontier deal was found by Cheapflights users on 10/14. 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 12/112:57 pmISP - PBI
Nonstop3h 04mFrontier
Tue 12/1611:09 amPBI - ISP
Nonstop2h 47mFrontier
Deal found 10/14$161
This CheapOair deal was found by Cheapflights users on 10/16. 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 12/185:45 amISP - PBI
Nonstop3h 11mFrontier
Sun 1/1111:09 amPBI - ISP
Nonstop2h 47mFrontier
Deal found 10/16$162
This CheapOair deal was found by Cheapflights users on 10/15. 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 12/185:45 amISP - PBI
Nonstop3h 11mFrontier
Sun 12/2812:23 pmPBI - ISP
Nonstop2h 47mFrontier
Deal found 10/15$165
This Southwest deal was found by Cheapflights users on 10/14. 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 12/51:05 pmISP - PBI
Nonstop2h 55mSouthwest
Mon 12/86:30 amPBI - ISP
1 stop5h 45mSouthwest
Deal found 10/14$167
This CheapOair deal was found by Cheapflights users on 10/16. 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 12/26:15 amISP - PBI
Nonstop3h 02mFrontier
Thu 12/49:18 pmPBI - ISP
Nonstop2h 41mFrontier
Deal found 10/16$170
This JetBlue deal was found by Cheapflights users on 10/16. 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 12/61:40 pmISP - PBI
Nonstop2h 52mJetBlue
Wed 12/109:47 amPBI - ISP
Nonstop2h 43mJetBlue
Deal found 10/16$172
This Southwest deal was found by Cheapflights users on 10/14. 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 12/126:35 amISP - PBI
Nonstop2h 55mSouthwest
Mon 12/156:30 amPBI - ISP
1 stop8h 50mSouthwest
Deal found 10/14$173
This Southwest deal was found by Cheapflights users on 10/16. 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.
Sun 12/75:50 amISP - PBI
1 stop5h 30mSouthwest
Thu 12/115:25 pmPBI - ISP
1 stop4h 15mSouthwest
Deal found 10/16$177
This Frontier deal was found by Cheapflights users on 10/16. 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 12/46:15 amISP - PBI
Nonstop3h 02mFrontier
Thu 12/119:18 pmPBI - ISP
Nonstop2h 41mFrontier
Deal found 10/16$178
This CheapOair deal was found by Cheapflights users on 10/14. 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 12/42:57 pmISP - PBI
Nonstop3h 04mFrontier
Sun 12/711:09 amPBI - ISP
Nonstop2h 47mFrontier
Deal found 10/14$179
This CheapOair deal was found by Cheapflights users on 10/15. 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 12/116:15 amISP - PBI
Nonstop3h 02mFrontier
Sat 12/139:18 pmPBI - ISP
Nonstop2h 41mFrontier
Deal found 10/15$181

Cheap flight deals from Islip to West Palm Beach

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to West Palm Beach (PBI). 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$159
(CheapOair)

One-way from

$29
(CheapOair)

Popular in

November

Cheapest in

January

Average price

$247

Good round-trip deal

$202 or less

Good one-way deal

$93 or less
Provider with most accurate pricing for Islip Long Island-Palm Beach Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Palm Beach Intl flights.
Search Deals
From Islip Long Island to Palm Beach Intl
Search Deals
One-way flight from Islip Long Island to Palm Beach Intl
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 ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Islip Long Island to Palm Beach Intl.
Search Deals
Price to beat on a one-way flight from Islip Long Island to Palm Beach Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to West Palm Beach 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 October 16, 2025.
Use the filters below to find and compare flights from Islip to West Palm Beach that are best for you.

Fly from

Islip

Fly to

West Palm Beach

Route

Depart

Return

Price

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Fri 1/23

3:00 pm-5:58 pm

Nonstop2h 58m

Palm Beach Intl

Mon 1/26

7:30 am-10:10 am

Nonstop2h 40m

$207

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Tue 3/10

3:40 pm-6:40 pm

Nonstop3h 00m

Palm Beach Intl

Wed 3/11

11:30 am-2:30 pm

Nonstop3h 00m

$217

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Fri 12/12

3:40 pm-6:34 pm

Nonstop2h 54m

Palm Beach Intl

Tue 12/16

11:48 am-2:31 pm

Nonstop2h 43m

$222

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Fri 11/14

6:35 am-9:30 am

Nonstop2h 55m

Palm Beach Intl

Sun 11/16

6:25 am-12:50 pm

1 stop6h 25m

$227

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Tue 3/3

6:00 am-11:30 am

1 stop5h 30m

Palm Beach Intl

Wed 3/11

3:15 pm-10:50 pm

1 stop7h 35m

$237

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Thu 11/13

5:30 pm-10:35 pm

1 stop5h 05m

Palm Beach Intl

Sun 11/16

6:25 am-12:50 pm

1 stop6h 25m

$237

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Tue 11/4

3:26 pm-6:20 pm

Nonstop2h 54m

Palm Beach Intl

Thu 11/6

10:04 am-12:50 pm

Nonstop2h 46m

$237

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Thu 11/6

2:00 pm-4:52 pm

Nonstop2h 52m

Palm Beach Intl

Sat 11/8

11:35 am-2:20 pm

Nonstop2h 45m

$237

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Thu 11/13

6:35 am-9:30 am

Nonstop2h 55m

Palm Beach Intl

Mon 11/17

7:05 am-12:30 pm

1 stop5h 25m

$247

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Mon 11/3

1:05 pm-4:00 pm

Nonstop2h 55m

Palm Beach Intl

Wed 11/5

12:20 pm-3:05 pm

Nonstop2h 45m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Islip to West Palm Beach

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Islip to West Palm Beach. Price data was last updated on October 10, 2025.

To ensure you get the cheapest price possible for a flight from Islip to West Palm Beach, you should look to book at least 53 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 West Palm Beach?

Currently, March is the cheapest month in which you can book a flight from Islip to West Palm Beach (average of $36). Flying from Islip to West Palm Beach in July is currently the most expensive (average of $83). 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 PBI?

Find hourly flight availability from Islip to West Palm Beach. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

It’s typically best to fly out from Islip to West Palm Beach in the morning. Doing so could potentially save you 52% on the flight price compared to flying in the evening, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Islip to West Palm Beach. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Islip to West Palm Beach flight should consider departing on Tuesday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing West Palm Beach

Get insights into the airlines that provide service to West Palm Beach. 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 West Palm Beach. Reviews last updated October 16, 2025.
See what other customers who have flown with Southwest, Delta, and JetBlue from Islip to West Palm Beach have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

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
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

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
7.9
Good
7,980 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

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
2,907 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

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
8,099 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

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
3,137 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

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 West Palm Beach. 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 Islip to West Palm Beach?

    If you wish to fly to West Palm Beach from Islip, then you need to book flights from Islip Long Island to Palm Beach Intl. There are 2 flights from Long Island (ISP) to Palm Beach Intl (PBI) per day to choose from. Flights to West Palm Beach from Long Island are available from 5 different airlines, which means you should have some options if you want to compare airfare deals. 2h 47m is how long a nonstop flight from Islip to Palm Beach Intl typically takes.

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

    Within the past month, 43 users have taken a look at flights from Islip Long Island to Palm Beach Intl.

  • How long is the flight from Islip to West Palm Beach?

    A quick flight from Islip to West Palm Beach can take about 2h 55m. JetBlue provides one of the quickest options available for as low as $227. There are 1053 mi between Islip and West Palm Beach. Generally, flights for this route are nonstop.

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

    According to our current data, Frontier ($44), Spirit Airlines ($108), and JetBlue ($110) offers the cheapest pricing from Islip to West Palm Beach. Frontier is priced at 82% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest flight price from Islip to West Palm Beach is $72. On average you can expect to pay $209. The most popular route, (Islip Long Island - Palm Beach Intl), can usually be booked for $102.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Islip to West Palm Beach (average of $36). Flying from Islip to West Palm Beach in July is currently the most expensive (average of $83). 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 West Palm Beach

Discover the top 5 airlines that operate flights from Islip to West Palm Beach. 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$44Average$156FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$108Average$206FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$110Average$299FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$167Average$319FlexibilityNo cancel feeOn-time63%
DeltaCheapest$167Average$312FlexibilityNo cancel feeOn-timeN/A

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