Cheap Flights from Washington to Puerto Rico from $259

Flights to Puerto Rico

Return flight deals:
Puerto Rico - Washington

Flights »
United States »
Washington:

Washington Dulles Intl $254
Washington Reagan-National $272

Flights »
Worldwide »
Caribbean »
Puerto Rico:

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

Book cheap flights from Washington to Puerto Rico

(Round-trip)

Depart: Wed Oct 4 2017 Return: Fri Oct 6 2017 Trip spans 3 days

$259

Select

Frontier

IAD

2:15a

→

SJU

7:29p

17h 14m

1 stop

SJU

10:15p

→

IAD

2:39p

16h 24m

1 stop

Depart: Fri Sep 29 2017 Return: Sat Sep 30 2017 Trip spans 2 days

$272

Select

JetBlue

DCA

11:48a

→

BQN

8:43p

8h 55m

1 stop

BQN

9:55p

→

DCA

5:26a

7h 31m

1 stop

Depart: Tue Dec 12 2017 Return: Wed Dec 13 2017 Trip spans 2 days

$314

Select

American Airlines

DCA

10:35a

→

SJU

6:58p

8h 23m

1 stop

SJU

2:30a

→

DCA

9:49a

7h 19m

1 stop

Depart: Sun Oct 22 2017 Return: Wed Oct 25 2017 Trip spans 4 days

$315

Select

United

IAD

4:15a

→

SJU

8:00a

3h 45m

nonstop

SJU

10:30a

→

IAD

7:44p

9h 14m

1 stop

Depart: Fri Jan 5 2018 Return: Fri Jan 12 2018 Trip spans 8 days

$367

Select

Delta

DCA

6:15a

→

SJU

1:56p

7h 41m

1 stop

SJU

3:00a

→

DCA

10:43a

7h 43m

1 stop

Depart: Tue Nov 7 2017 Return: Mon Nov 13 2017 Trip spans 7 days

$259

Select

Frontier

IAD

7:30a

→

SJU

6:11p

10h 41m

1 stop

SJU

10:05p

→

IAD

7:44a

9h 39m

1 stop

Depart: Thu Sep 14 2017 Return: Wed Oct 4 2017 Trip spans 21 days

$277

Select

JetBlue

IAD

4:26p

→

BQN

11:48p

7h 22m

1 stop

BQN

1:00a

→

IAD

9:49a

8h 49m

1 stop

Depart: Tue Dec 5 2017 Return: Fri Dec 8 2017 Trip spans 4 days

$259

Select

Frontier

IAD

7:30a

→

SJU

6:11p

10h 41m

1 stop

SJU

10:05p

→

IAD

7:44a

9h 39m

1 stop

Depart: Wed Nov 1 2017 Return: Tue Nov 7 2017 Trip spans 7 days

$277

Select

JetBlue

IAD

4:36p

→

BQN

11:36p

7h 00m

1 stop

BQN

1:00a

→

IAD

7:12a

6h 12m

1 stop

Depart: Wed Dec 6 2017 Return: Tue Dec 12 2017 Trip spans 7 days

$259

Select

Frontier

IAD

7:30a

→

SJU

6:11p

10h 41m

1 stop

SJU

10:07p

→

IAD

2:58p

16h 51m

1 stop

Depart: Sat Jan 20 2018 Return: Sat Jan 27 2018 Trip spans 8 days

$317

Select

American Airlines

DCA

10:35a

→

SJU

4:45p

6h 10m

1 stop

SJU

10:40a

→

DCA

7:29p

8h 49m

1 stop

Depart: Mon Oct 9 2017 Return: Fri Oct 13 2017 Trip spans 5 days

$320

Select

United

DCA

4:35p

→

SJU

7:35a

15h 00m

1 stop

SJU

8:55a

→

DCA

6:25p

9h 30m

2 stops

Depart: Sat Nov 4 2017 Return: Tue Nov 7 2017 Trip spans 4 days

$277

Select

JetBlue

IAD

4:36p

→

BQN

11:36p

7h 00m

1 stop

BQN

1:00a

→

IAD

7:12a

6h 12m

1 stop

Depart: Wed Jan 17 2018 Return: Fri Jan 19 2018 Trip spans 3 days

$259

Select

Frontier

IAD

7:49a

→

SJU

5:59p

10h 10m

1 stop

SJU

10:07p

→

IAD

7:59a

9h 52m

1 stop

Depart: Sun Dec 10 2017 Return: Sat Dec 16 2017 Trip spans 7 days

$318

Select

American Airlines

DCA

12:31p

→

SJU

6:58p

6h 27m

1 stop

SJU

1:40p

→

DCA

7:29p

5h 49m

1 stop

Depart: Thu Jan 18 2018 Return: Mon Jan 22 2018 Trip spans 5 days

$320

Select

United

DCA

2:45p

→

SJU

12:09a

9h 24m

1 stop

SJU

2:08a

→

DCA

11:55a

9h 47m

1 stop

Depart: Tue Jan 23 2018 Return: Fri Jan 26 2018 Trip spans 4 days

$259

Select

Frontier

IAD

7:49a

→

SJU

5:59p

10h 10m

1 stop

SJU

10:07p

→

IAD

7:59a

9h 52m

1 stop

Depart: Fri Oct 20 2017 Return: Sun Oct 22 2017 Trip spans 3 days

$286

Select

JetBlue

DCA

11:48a

→

BQN

8:43p

8h 55m

1 stop

BQN

9:55p

→

DCA

5:26a

7h 31m

1 stop

Depart: Sat Oct 21 2017 Return: Wed Oct 25 2017 Trip spans 5 days

$320

Select

American Airlines

DCA

2:30a

→

SJU

8:09a

5h 39m

1 stop

SJU

11:35a

→

DCA

7:56p

8h 21m

1 stop

Depart: Tue Feb 20 2018 Return: Wed Feb 21 2018 Trip spans 2 days

$320

Select

United

DCA

1:15a

→

SJU

10:30a

9h 15m

1 stop

SJU

2:08a

→

DCA

11:55a

9h 47m

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.