Find Cheap Flights from Washington 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.
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Book cheap flights from Washington to Puerto Rico

(Round-trip)
Depart: Mon Oct 30 2017 Return: Fri Dec 8 2017 Trip spans 40 days
Frontier
Frontier
IAD
12:00a
SJU
3:59a
27h 59m
1 stop
SJU
12:00a
IAD
9:54a
9h 54m
1 stop
Depart: Thu Nov 9 2017 Return: Sun Nov 12 2017 Trip spans 4 days
JetBlue
JetBlue
DCA
12:00a
SJU
3:48a
3h 48m
nonstop
SJU
12:00a
DCA
3:51a
3h 51m
nonstop
Depart: Wed Nov 29 2017 Return: Sun Dec 3 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SJU
2:56a
26h 56m
1 stop
SJU
12:00a
IAD
9:54a
9h 54m
1 stop
Depart: Mon Jan 15 2018 Return: Thu Jan 25 2018 Trip spans 11 days
United
United
IAD
12:00a
SJU
3:45a
3h 45m
nonstop
SJU
12:00a
IAD
3:55a
3h 55m
nonstop
Depart: Sun Dec 3 2017 Return: Sun Dec 10 2017 Trip spans 8 days
American Airlines
American Airlines
IAD
12:00a
SJU
8:31a
8h 31m
1 stop
SJU
12:00a
IAD
7:17a
7h 17m
1 stop
Depart: Wed Apr 25 2018 Return: Fri May 4 2018 Trip spans 10 days
Delta
Delta
DCA
12:00a
SJU
7:22a
7h 22m
1 stop
SJU
12:00a
DCA
8:10a
8h 10m
1 stop
Depart: Tue Nov 14 2017 Return: Wed Nov 29 2017 Trip spans 16 days
Frontier
Frontier
IAD
12:00a
SJU
10:41a
10h 41m
1 stop
SJU
12:00a
IAD
9:54a
9h 54m
1 stop
Depart: Fri Oct 27 2017 Return: Sun Oct 29 2017 Trip spans 3 days
JetBlue
JetBlue
DCA
12:00a
SJU
3:45a
3h 45m
nonstop
SJU
12:00a
DCA
3:51a
3h 51m
nonstop
Depart: Sun Nov 5 2017 Return: Sun Nov 12 2017 Trip spans 8 days
JetBlue
JetBlue
DCA
12:00a
SJU
2:48a
3h 48m
nonstop
SJU
12:00a
DCA
3:51a
3h 51m
nonstop
Depart: Sat Dec 2 2017 Return: Fri Dec 8 2017 Trip spans 7 days
Frontier
Frontier
IAD
12:00a
SJU
10:41a
10h 41m
1 stop
SJU
12:00a
IAD
9:54a
9h 54m
1 stop
Depart: Sat Dec 2 2017 Return: Fri Dec 8 2017 Trip spans 7 days
Frontier
Frontier
IAD
12:00a
SJU
10:41a
10h 41m
1 stop
SJU
12:00a
IAD
9:54a
9h 54m
1 stop
Depart: Tue Dec 12 2017 Return: Mon Dec 18 2017 Trip spans 7 days
JetBlue
JetBlue
DCA
12:00a
BQN
8:00a
8h 00m
1 stop
BQN
12:00a
DCA
6:01a
6h 01m
1 stop
Depart: Sun Dec 3 2017 Return: Sun Dec 10 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DCA
12:00a
SJU
3:48a
3h 48m
nonstop
SJU
12:00a
DCA
8:11a
8h 11m
1 stop
Depart: Tue Jan 30 2018 Return: Sat Feb 3 2018 Trip spans 5 days
United
United
DCA
12:00a
BQN
3:00p
15h 00m
1 stop
BQN
12:00a
DCA
2:26p
14h 26m
1 stop
Depart: Sun Mar 11 2018 Return: Wed Mar 21 2018 Trip spans 10 days
American Airlines
American Airlines
DCA
12:00a
SJU
7:05a
6h 05m
1 stop
SJU
12:00a
DCA
10:00a
10h 00m
2 stops
Depart: Tue Mar 13 2018 Return: Tue Mar 20 2018 Trip spans 8 days
Frontier
Frontier
IAD
12:00a
SJU
10:18a
10h 18m
1 stop
SJU
12:00a
IAD
9:52a
9h 52m
1 stop
Depart: Tue Jan 30 2018 Return: Sat Feb 3 2018 Trip spans 5 days
United
United
IAD
12:00a
BQN
7:28a
7h 28m
1 stop
BQN
12:00a
IAD
4:40p
16h 40m
1 stop
Depart: Tue Oct 24 2017 Return: Fri Oct 27 2017 Trip spans 4 days
JetBlue
JetBlue
DCA
12:00a
SJU
3:45a
3h 45m
nonstop
SJU
12:00a
DCA
3:47a
3h 47m
nonstop
Depart: Tue Apr 17 2018 Return: Fri Apr 20 2018 Trip spans 4 days
Frontier
Frontier
IAD
12:00a
SJU
1:17p
13h 17m
1 stop
SJU
12:00a
IAD
1:35p
13h 35m
1 stop
Depart: Sun Nov 5 2017 Return: Sat Nov 11 2017 Trip spans 7 days
American Airlines
American Airlines
IAD
12:00a
SJU
7:31a
8h 31m
1 stop
SJU
12:00a
IAD
7:17a
7h 17m
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.

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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

Washington
only $196
only $197
Destination

Aguadilla
$252
San Juan
$196