Find Cheap Flights from Philadelphia 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.
Compare vs. KAYAK all | none
Browse Origins:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Philadelphia to Caribbean

(Round-trip)
Depart: Thu Dec 7 2017 Return: Mon Feb 5 2018 Trip spans 61 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Sat Dec 16 2017 Return: Mon Jan 15 2018 Trip spans 31 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Sat Dec 16 2017 Return: Tue Jan 16 2018 Trip spans 32 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Thu Jan 18 2018 Return: Sun Jan 21 2018 Trip spans 4 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Sat Jan 20 2018 Return: Mon Jan 22 2018 Trip spans 3 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Sat Jan 27 2018 Return: Tue Jan 30 2018 Trip spans 4 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Wed Jan 17 2018 Return: Fri Jan 26 2018 Trip spans 10 days
Frontier
Frontier
PHL
SJU
7h 39m
1 stop
SJU
PHL
4h 24m
nonstop
Depart: Tue Dec 5 2017 Return: Thu Feb 1 2018 Trip spans 59 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
7h 06m
1 stop
Depart: Sat Dec 16 2017 Return: Wed Jan 17 2018 Trip spans 33 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
12h 34m
1 stop
Depart: Sat Jan 13 2018 Return: Mon Jan 15 2018 Trip spans 3 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Sat Jan 20 2018 Return: Fri Jan 26 2018 Trip spans 7 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Tue Dec 19 2017 Return: Mon Jan 15 2018 Trip spans 28 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Tue Dec 19 2017 Return: Tue Jan 16 2018 Trip spans 29 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
12h 34m
1 stop
Depart: Mon Dec 4 2017 Return: Sun Dec 10 2017 Trip spans 7 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Mon Dec 4 2017 Return: Sun Dec 10 2017 Trip spans 7 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Tue Dec 5 2017 Return: Wed Jan 31 2018 Trip spans 58 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Wed Dec 6 2017 Return: Sat Dec 16 2017 Trip spans 11 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Thu Dec 7 2017 Return: Sun Dec 17 2017 Trip spans 11 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Sat Dec 9 2017 Return: Sun Dec 17 2017 Trip spans 9 days
Frontier
Frontier
PHL
SJU
4h 08m
nonstop
SJU
PHL
4h 24m
nonstop
Depart: Mon Dec 11 2017 Return: Sat Dec 16 2017 Trip spans 6 days
Frontier
Frontier
PHL
SJU
4h 22m
nonstop
SJU
PHL
4h 24m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

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.

We compile tonnes of data for you
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 and someone from our team will get back to you promptly.

Airports
Origin

Philadelphia
$133
Destination

San Juan
$133
Airlines