Find Cheap Flights from Islip Long Island to Caribbean

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 Islip Long Island to Caribbean

(Round-trip)
Depart: Sat Oct 14 2017 Return: Fri Oct 20 2017 Trip spans 7 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 10m
1 stop
Depart: Tue Oct 24 2017 Return: Fri Oct 27 2017 Trip spans 4 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 10m
1 stop
Depart: Wed Oct 11 2017 Return: Tue Oct 17 2017 Trip spans 7 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Sat Oct 14 2017 Return: Tue Oct 17 2017 Trip spans 4 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 10m
1 stop
Depart: Tue Jan 30 2018 Return: Tue Feb 6 2018 Trip spans 8 days
Frontier
Frontier
ISP
SJU
16h 59m
1 stop
SJU
ISP
8h 53m
1 stop
Depart: Wed Oct 11 2017 Return: Tue Oct 24 2017 Trip spans 14 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Sat Oct 14 2017 Return: Tue Oct 17 2017 Trip spans 4 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 10m
1 stop
Depart: Tue Oct 17 2017 Return: Mon Oct 23 2017 Trip spans 7 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 10m
1 stop
Depart: Wed Oct 18 2017 Return: Tue Oct 24 2017 Trip spans 7 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Wed Oct 25 2017 Return: Fri Oct 27 2017 Trip spans 3 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 10m
1 stop
Depart: Tue Oct 31 2017 Return: Mon Nov 13 2017 Trip spans 14 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
17h 40m
1 stop
Depart: Tue Nov 7 2017 Return: Mon Nov 13 2017 Trip spans 7 days
Frontier
Frontier
ISP
SJU
17h 11m
1 stop
SJU
ISP
9h 05m
1 stop
Depart: Wed Nov 15 2017 Return: Tue Nov 28 2017 Trip spans 14 days
Frontier
Frontier
ISP
SJU
17h 11m
1 stop
SJU
ISP
9h 05m
1 stop
Depart: Wed Dec 6 2017 Return: Tue Dec 12 2017 Trip spans 7 days
Frontier
Frontier
ISP
SJU
17h 11m
1 stop
SJU
ISP
8h 53m
1 stop
Depart: Tue Feb 6 2018 Return: Mon Mar 5 2018 Trip spans 28 days
Frontier
Frontier
ISP
SJU
16h 59m
1 stop
SJU
ISP
8h 33m
1 stop
Depart: Fri Oct 13 2017 Return: Tue Oct 17 2017 Trip spans 5 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Thu Oct 19 2017 Return: Mon Oct 23 2017 Trip spans 5 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Fri Oct 20 2017 Return: Mon Oct 23 2017 Trip spans 4 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Wed Oct 25 2017 Return: Sat Oct 28 2017 Trip spans 4 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
1 stop
Depart: Wed Oct 25 2017 Return: Sat Oct 28 2017 Trip spans 4 days
Frontier
Frontier
ISP
SJU
17h 29m
1 stop
SJU
ISP
9h 00m
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,
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Airports
Origin

Islip
$277
Destination

San Juan
$277
Airlines