Find Cheap Flights from Puerto Rico to Islip Long Island

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Puerto Rico to Islip Long Island

(Round-trip)
Depart: Fri Nov 3 2017 Return: Wed Nov 8 2017 Trip spans 6 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
8:10a
SJU
4:25p
8h 15m
1 stop
Depart: Wed Oct 4 2017 Return: Wed Oct 18 2017 Trip spans 15 days
Southwest
Southwest
SJU
12:00p
ISP
7:30p
7h 30m
1 stop
ISP
8:45a
SJU
5:40p
8h 55m
1 stop
Depart: Thu Nov 30 2017 Return: Mon Dec 4 2017 Trip spans 5 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
8:10a
SJU
4:25p
8h 15m
1 stop
Depart: Fri Sep 22 2017 Return: Tue Sep 26 2017 Trip spans 5 days
Southwest
Southwest
SJU
11:25a
ISP
7:50p
8h 25m
1 stop
ISP
2:05a
SJU
11:35a
9h 30m
1 stop
Depart: Thu Oct 12 2017 Return: Mon Oct 16 2017 Trip spans 5 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
2:10a
SJU
8:00a
5h 50m
1 stop
Depart: Sun Jun 11 2017 Return: Mon Jun 12 2017 Trip spans 2 days
Southwest
Southwest
SJU
9:40a
ISP
4:15p
6h 35m
1 stop
ISP
1:30a
SJU
8:00a
6h 30m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
2:10a
SJU
8:05a
5h 55m
1 stop
Depart: Thu Jun 8 2017 Return: Mon Jun 12 2017 Trip spans 5 days
Southwest
Southwest
SJU
9:25a
ISP
4:15p
6h 50m
1 stop
ISP
1:30a
SJU
8:00a
6h 30m
1 stop
Depart: Thu Jun 1 2017 Return: Wed Jun 7 2017 Trip spans 7 days
Southwest
Southwest
SJU
9:30a
ISP
5:00p
7h 30m
1 stop
ISP
1:30a
SJU
8:00a
6h 30m
1 stop
Depart: Sun Jun 4 2017 Return: Mon Jun 5 2017 Trip spans 2 days
Southwest
Southwest
SJU
9:40a
ISP
4:15p
6h 35m
1 stop
ISP
2:00a
SJU
9:05a
7h 05m
1 stop
Depart: Mon Aug 28 2017 Return: Mon Sep 4 2017 Trip spans 8 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
2:10a
SJU
8:05a
5h 55m
1 stop
Depart: Thu Aug 31 2017 Return: Mon Sep 4 2017 Trip spans 5 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
2:10a
SJU
8:05a
5h 55m
1 stop
Depart: Fri Jun 2 2017 Return: Sat Jun 3 2017 Trip spans 2 days
Southwest
Southwest
SJU
9:30a
ISP
5:00p
7h 30m
1 stop
ISP
10:30a
SJU
6:15p
7h 45m
1 stop
Depart: Fri Jul 7 2017 Return: Mon Jul 10 2017 Trip spans 4 days
American Airlines
American Airlines
SJU
1:15p
ISP
8:40a
19h 25m
2 stops
ISP
1:55p
SJU
9:46a
19h 51m
2 stops
Depart: Wed May 31 2017 Return: Wed Jun 7 2017 Trip spans 8 days
Southwest
Southwest
SJU
3:00a
ISP
11:25a
8h 25m
2 stops
ISP
1:30a
SJU
8:00a
6h 30m
1 stop
Depart: Wed Nov 22 2017 Return: Mon Nov 27 2017 Trip spans 6 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
1:10a
SJU
7:00a
5h 50m
1 stop
Depart: Sat Aug 12 2017 Return: Sun Aug 20 2017 Trip spans 9 days
American Airlines
American Airlines
SJU
11:30a
ISP
6:04p
6h 34m
1 stop
ISP
2:09a
SJU
8:13a
6h 04m
1 stop
Depart: Mon Nov 20 2017 Return: Tue Nov 21 2017 Trip spans 2 days
American Airlines
American Airlines
SJU
9:10a
ISP
5:55p
8h 45m
1 stop
ISP
8:10a
SJU
4:25p
8h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

San Juan
$370
Destination

Islip
$370