$146 Find Cheap Flights from Puerto Rico to Islip

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Islip departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

KAYAK searches hundreds of travel sites at once for deals on flights to Islip

 
These are the airlines KAYAK users have selected most often from within our search results for flights to Islip, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to Islip, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Puerto Rico to Islip

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Puerto Rico to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Puerto Rico to Islip

KAYAK's recommended round-trip deals from the most popular airlines that fly from Puerto Rico to Islip.
Discover the best prices for you by selecting your travel dates on KAYAK.
Frontier Logo
3:56 am - 10:41 amSJU-ISP
6h 45m1 stop
Frontier Logo
7:15 pm - 2:51 amISP-SJU
7h 36m1 stop
$294Frontier
Find Deal
Mon, May 12 - Sat, May 17
Frontier Logo
9:30 pm - 10:12 amSJU-ISP
12h 42m1 stop
Frontier Logo
6:48 pm - 2:51 amISP-SJU
8h 03m1 stop
$298Frontier
Find Deal
Sat, May 10 - Sun, May 11
Frontier Logo
9:30 pm - 10:41 amSJU-ISP
13h 11m1 stop
Frontier Logo
6:48 pm - 10:56 amISP-SJU
16h 08m1 stop
$299Frontier
Find Deal
Fri, May 16 - Mon, May 19
Frontier Logo
3:56 am - 11:26 amSJU-ISP
7h 30m1 stop
Frontier Logo
7:15 pm - 2:21 amISP-SJU
7h 06m1 stop
$304Frontier
Find Deal
Mon, May 19 - Wed, May 21
Frontier Logo
9:30 pm - 10:12 amSJU-ISP
12h 42m1 stop
Frontier Logo
8:21 pm - 12:21 amISP-SJU
28h 00m1 stop
$309Frontier
Find Deal
Thu, May 15 - Sun, May 25
Frontier Logo
10:00 am - 7:41 pmSJU-ISP
9h 41m1 stop
Frontier Logo
8:26 pm - 1:17 pmISP-SJU
16h 51m1 stop
$319Frontier
Find Deal
Thu, Jun 5 - Sun, Jun 8
Frontier Logo
6:00 am - 7:34 pmSJU-ISP
13h 34m1 stop
Frontier Logo
9:06 pm - 8:27 amISP-SJU
11h 21m1 stop
$348Frontier
Find Deal
Thu, May 22 - Sat, May 31
Frontier Logo
3:40 am - 7:41 pmSJU-ISP
16h 01m1 stop
Frontier Logo
8:26 pm - 1:17 pmISP-SJU
16h 51m1 stop
$349Frontier
Find Deal
Wed, Jun 4 - Sun, Jun 8
JetBlue Logo
8:45 am - 4:50 pmSJU-ISP
8h 05m1 stop
JetBlue Logo
12:59 pm - 11:25 pmISP-SJU
10h 26m1 stop
$648JetBlue
Find Deal
Wed, Jun 4 - Mon, Jun 9
JetBlue Logo
5:01 am - 12:26 pmSJU-ISP
7h 25m1 stop
JetBlue Logo
1:21 pm - 8:48 pmISP-SJU
7h 27m1 stop
$904JetBlue
Find Deal
Fri, Jun 20 - Sun, Jun 29
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KAYAK's insights & trends for flights to Islip

Get data-powered insights and trends for flights to Islip to help you find the cheapest flights, the best time to fly and much more.

How long is the flight to Islip?

The duration of your flight to Islip depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Islip on KAYAK are from Aguadilla, which takes 3h 50m, San Juan, which takes 3h 50m, Ponce, which takes 7h 20m, and Culebra, which takes 8h 13m.

How many direct flights to Islip are there each day?

There are around 22 direct flights from within Puerto Rico to Islip every day. Most flights depart in the morning, with 9:00 am the most common departure time and 59% of flights departing in the morning.


Good to know

Cheapest flight$146
Flight from San Juan to Islip

FAQs - booking Islip flights

  • How far is Islip Long Island Airport from central Islip?

    The distance between Islip Long Island Airport and downtown Islip is 7 miles.

  • What is the name of Islip’s airport?

    When flying to Islip, you'll arrive at Islip Long Island Airport (ISP). The airport is also known as Long Island or Long Island MacArthur.

  • What is the cheapest day to fly to Islip?

    Based on KAYAK data, the cheapest day to fly to Islip is Friday where round-trip tickets can be as cheap as $196. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $196 on average.

  • How does KAYAK find such low prices on flights to Islip?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Islip.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Islip?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Islip?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Islip?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Islip?

    The cheapest time of day to fly to Islip is generally at night, when round-trip flights cost $219 on average. The most expensive time of day to fly to Islip is generally at night, which is peak travel time and where the average cost of a ticket is $219.

  • How many direct flights to Islip are there each week?

    Each week there are around 152 direct flights from within Puerto Rico to Islip. The most common day for departures is Saturday, with 16% of flights taking off on this day.

Top tips for finding cheap flights to Islip

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Islip flight deals.

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.