Find Cheap Flights to Puerto Rico

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:
Browse Destinations:

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

Book cheap flights from Allentown-Bethlehem to Puerto Rico

(Round-trip)
Depart: Fri Oct 13 2017 Return: Mon Oct 16 2017 Trip spans 4 days
American Airlines
American Airlines
ABE
12:42p
SJU
5:59a
17h 17m
2 stops
SJU
9:15a
ABE
5:38p
8h 23m
1 stop
Depart: Wed Aug 23 2017 Return: Sat Aug 26 2017 Trip spans 4 days
United
United
ABE
9:00a
SJU
8:20p
11h 20m
1 stop
SJU
10:20a
ABE
7:55p
9h 35m
1 stop
Depart: Thu Jan 4 2018 Return: Mon Jan 8 2018 Trip spans 5 days
Delta
Delta
ABE
1:30a
SJU
8:22a
6h 52m
1 stop
SJU
11:50a
ABE
7:26p
7h 36m
1 stop
Depart: Fri Sep 29 2017 Return: Tue Oct 3 2017 Trip spans 5 days
American Airlines
American Airlines
ABE
9:35a
SJU
7:59p
10h 24m
2 stops
SJU
11:35a
ABE
7:50a
20h 15m
2 stops
Depart: Mon Oct 16 2017 Return: Thu Oct 19 2017 Trip spans 4 days
American Airlines
American Airlines
ABE
7:39a
SJU
7:59p
12h 20m
2 stops
SJU
1:15p
ABE
7:04a
17h 49m
2 stops
Depart: Thu Aug 24 2017 Return: Sat Aug 26 2017 Trip spans 3 days
United
United
ABE
2:00a
SJU
8:20p
18h 20m
1 stop
SJU
10:20a
ABE
7:55p
9h 35m
1 stop
Depart: Wed Sep 20 2017 Return: Sun Sep 24 2017 Trip spans 5 days
Delta
Delta
ABE
2:10a
SJU
9:23a
7h 13m
1 stop
SJU
11:30a
ABE
7:55p
8h 25m
1 stop
Depart: Fri Aug 25 2017 Return: Tue Aug 29 2017 Trip spans 5 days
United
United
ABE
9:00a
SJU
8:20p
11h 20m
1 stop
SJU
9:40a
ABE
5:25p
7h 45m
1 stop
Depart: Fri Sep 1 2017 Return: Sat Sep 2 2017 Trip spans 2 days
American Airlines
American Airlines
ABE
12:21p
SJU
5:49p
5h 28m
1 stop
SJU
4:20a
ABE
11:56a
7h 36m
1 stop
Depart: Sat Aug 26 2017 Return: Wed Aug 30 2017 Trip spans 5 days
United
United
ABE
2:00a
SJU
11:35a
9h 35m
1 stop
SJU
9:40a
ABE
12:40p
27h 00m
1 stop
Depart: Sun Nov 5 2017 Return: Sat Dec 16 2017 Trip spans 42 days
Delta
Delta
ABE
8:05a
SJU
4:34p
8h 29m
1 stop
SJU
8:50a
ABE
6:46p
9h 56m
1 stop
Depart: Sat Jan 13 2018 Return: Sun Jan 14 2018 Trip spans 2 days
American Airlines
American Airlines
ABE
10:12a
SJU
4:25p
6h 13m
1 stop
SJU
4:15a
ABE
10:36a
6h 21m
1 stop
Depart: Sun Aug 27 2017 Return: Sat Sep 2 2017 Trip spans 7 days
United
United
ABE
1:05p
SJU
8:20a
19h 15m
1 stop
SJU
9:15p
ABE
5:25p
20h 10m
1 stop
Depart: Sun Dec 17 2017 Return: Sat Dec 23 2017 Trip spans 7 days
Delta
Delta
ABE
1:15a
SJU
9:52a
8h 37m
1 stop
SJU
11:50a
ABE
6:47p
6h 57m
1 stop
Depart: Mon Aug 28 2017 Return: Tue Aug 29 2017 Trip spans 2 days
United
United
ABE
2:00a
SJU
8:20a
6h 20m
1 stop
SJU
9:15p
ABE
5:25p
20h 10m
1 stop
Depart: Sun Jan 14 2018 Return: Mon Jan 15 2018 Trip spans 2 days
American Airlines
American Airlines
ABE
3:30a
SJU
11:45a
8h 15m
1 stop
SJU
10:40a
ABE
6:50p
8h 10m
1 stop
Depart: Tue Aug 29 2017 Return: Sun Sep 3 2017 Trip spans 6 days
United
United
ABE
2:00a
SJU
8:20p
18h 20m
1 stop
SJU
10:20a
ABE
7:55p
9h 35m
1 stop
Depart: Sat Feb 24 2018 Return: Sun Mar 4 2018 Trip spans 9 days
American Airlines
American Airlines
ABE
3:30a
SJU
10:13a
6h 43m
1 stop
SJU
12:40p
ABE
6:50p
6h 10m
1 stop
Depart: Wed Sep 27 2017 Return: Sun Oct 1 2017 Trip spans 5 days
Delta
Delta
ABE
8:50a
SJU
5:50p
9h 00m
1 stop
SJU
10:20a
ABE
7:44p
9h 24m
1 stop
Depart: Wed Aug 30 2017 Return: Sat Sep 2 2017 Trip spans 4 days
United
United
ABE
9:00a
SJU
8:20a
23h 20m
1 stop
SJU
9:15p
ABE
12:40p
15h 25m
1 stop
* 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 email and someone from our team will get back to you promptly.

Airports
Origin

Allentown
$540
Destination

San Juan
$540