SJU - ISP

$106 Find Cheap Flights from San Juan 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 from San Juan to Islip departing on 4/16. 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
1 adult, Economy, 0 bags

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 in flight searches from San Juan to Islip, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Juan to Islip, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$212
Frontier
Fri 4/17Sun 4/19
SJU - ISP • 1 stop
Cheapest one-way
$106
Frontier
Thu 4/16
SJU - ISP • 1 stop
Nonstop flights
Not available
There are currently no direct flights between San Juan and Islip. You'll need at least 1 connection.
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We hope you love your trip to Islip!
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Flight Deals

Cheap Flights from San Juan to Islip (SJU-ISP)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Juan 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Juan to Islip

Fri, Apr 17 - Sun, Apr 19
Frontier Logo
7:15 am - 7:36 pm
SJU
-
ISP
12h 21m
1 stop
Frontier Logo
4:07 pm - 2:01 am
ISP
-
SJU
9h 54m
1 stop
$212Frontier
Thu, Apr 16 - Fri, Apr 24
Frontier Logo
3:19 pm - 9:13 am
SJU
-
ISP
17h 54m
1 stop
Frontier Logo
4:07 pm - 2:01 am
ISP
-
SJU
9h 54m
1 stop
$232Frontier
Thu, Apr 23 - Sun, Apr 26
Frontier Logo
6:30 am - 9:13 am
SJU
-
ISP
26h 43m
1 stop
Frontier Logo
4:07 pm - 2:06 pm
ISP
-
SJU
21h 59m
1 stop
$244Frontier
Thu, Apr 30 - Sun, May 3
Frontier Logo
6:30 am - 9:13 am
SJU
-
ISP
26h 43m
1 stop
Frontier Logo
8:31 pm - 11:29 pm
ISP
-
SJU
26h 58m
1 stop
$247Frontier
Fri, Apr 17 - Mon, Apr 20
Frontier Logo
7:15 am - 7:36 pm
SJU
-
ISP
12h 21m
1 stop
Frontier Logo
8:31 pm - 9:00 am
ISP
-
SJU
12h 29m
1 stop
$249Frontier
Mon, Apr 6 - Thu, Apr 9
Frontier Logo
4:35 pm - 12:23 am
SJU
-
ISP
7h 48m
1 stop
Frontier Logo
3:55 pm - 8:00 pm
ISP
-
SJU
28h 05m
1 stop
$264Frontier
Thu, Jun 4 - Wed, Jun 17
Frontier Logo
6:00 am - 10:05 am
SJU
-
ISP
28h 05m
1 stop
Frontier Logo
10:03 am - 7:10 pm
ISP
-
SJU
9h 07m
1 stop
$279Frontier
Fri, Apr 3 - Tue, Apr 7
Frontier Logo
12:28 pm - 10:30 am
SJU
-
ISP
22h 02m
1 stop
Frontier Logo
8:00 am - 1:29 pm
ISP
-
SJU
29h 29m
1 stop
$284Frontier
Thu, Jun 4 - Wed, Jun 17
Frontier Logo
6:00 am - 10:05 am
SJU
-
ISP
28h 05m
1 stop
Frontier Logo
10:03 am - 7:10 pm
ISP
-
SJU
9h 07m
1 stop
$289Frontier
Mon, Apr 6 - Sun, Apr 12
Frontier Logo
4:35 pm - 8:52 pm
SJU
-
ISP
28h 17m
1 stop
Frontier Logo
7:59 pm - 1:26 pm
ISP
-
SJU
17h 27m
1 stop
$299Frontier
Booking Insights

Good to know

Cheapest flight$106
Flight from San Juan to Islip

When to book flights from San Juan to Islip

Are your dates flexible? Find out the best times to travel from San Juan to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking San Juan to Islip flights

  • What is the cheapest flight from San Juan Luis Munoz Marin Intl Airport to Islip?

    In the last 3 days, the lowest price for a flight from San Juan Luis Munoz Marin Intl Airport to Islip was $106 for a one-way ticket and $212 for a round-trip.

  • Do I need a passport to fly between San Juan and Islip?

    Yes, you'll most likely have to show a valid passport before boarding the plane in San Juan and on arrival in Islip.

  • Which airports will I be using when flying from San Juan to Islip?

    When flying out of San Juan you will be using San Juan Luis Munoz Marin Intl. You will be landing at Islip, also known as Islip Long Island.

  • Which aircraft models fly most regularly from San Juan to Islip?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from San Juan 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 from San Juan to Islip.

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

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

  • What is the Hacker Fare option on flights from San Juan 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 to San Juan with another airline. Booking your flights between San Juan and ISP can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Juan 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 from San Juan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from San Juan to Islip

Information on your arrival and departure airports

San Juan (SJU)
Islip (ISP)