$34 Cheap Flights from West Palm Beach (PBI) to Islip (ISP)

Popular airlines from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)

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Cheap Flights from West Palm Beach to Islip (PBI-ISP)

Prices were available within the past 7 days and start at $34 for one-way flights and $68 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Southwest Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Breeze Airways

Frequently asked questions

How much does a flight from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP) cost?
Cheap round-trip fares from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP) start from $88. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving PBI on May 17 2025 and touching down at ISP. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from PBI to ISP?
The cheapest flights from PBI to ISP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
Take the express route to MacArthur Airport (ISP). 3 carriers operate direct flights from Palm Beach Intl. Airport (PBI), including:

  • Southwest Airlines
  • Frontier Airlines
  • JetBlue Airways

What is the cheapest airline that flies from PBI to ISP?
Fly from PBI to ISP with Frontier Airlines. This airline currently has the cheapest one-way ticket for this route, starting from $44. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PBI on May 20 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
When flying out of Palm Beach Intl. Airport (PBI), you’ll have a choice from an average of 3 daily direct flights to MacArthur Airport (ISP).
What are the most popular departure times for flights from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
More people fly between PBI and ISP at 10 AM than at any other time of day. Looking to skip the crowds? Travel outside of rush hours and you’re likely to save on your fare as well.
What day of the week has the most flights from PBI to ISP?
Fly on a Friday if you’re after the best choice of flights from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP).
What is the earliest flight from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
The first flight of the day jetting off from Palm Beach Intl. Airport (PBI) is at around 7:10AM UTC-5. Board this flight and you’ll land at MacArthur Airport (ISP) at approximately 9:50AM UTC-5. The entire trip takes 2h 40m.
How long does it take to fly from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
The average flight time from PBI to ISP is 2 hours and 43 minutes, covering a total distance of 1,050 mi.
What is the best time to fly from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
Choose a flight from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Islip from Palm Beach Intl. Airport (PBI)?
Touch down at any of these Islip airports following your direct flight from Palm Beach Intl. Airport (PBI):

  • LaGuardia Airport (LGA)
  • John F. Kennedy Intl. Airport (JFK)
  • Westchester County Airport (HPN)
  • MacArthur Airport (ISP)
  • Tweed - New Haven Regional Airport (HVN)

Is it cheaper to buy a plane ticket from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP) last-minute?
Booking your plane ticket from PBI to ISP right before your trip is typically more expensive. However, if you’re flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a PBI to ISP flight and hotel package?
Securing a PBI to ISP flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Palm Beach Intl. Airport (PBI) to MacArthur Airport (ISP)?
Typically, you can cancel or reschedule your PBI to ISP flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline’s fees and guidelines on flight changes, or if you’d like more information, head to our Customer Service portal.
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