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Washington, D.C.

$85+ Cheap flights from Puerto Rico to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — WAS
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Puerto Rico to Washington, D.C.

Cheapest flights from Puerto Rico to Washington, D.C.
Explore the most affordable flight options available from Puerto Rico to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/286:00 am
SJU
-
IAD
Nonstop4h 08m
Frontier
Sun 4/510:13 pm
IAD
-
SJU
1 stop26h 48m
Frontier
Deal found 3/11$194
This eDestinos deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:42 pm
SJU
-
BWI
Nonstop4h 12m
Frontier
Sun 5/36:29 pm
BWI
-
SJU
Nonstop3h 50m
Frontier
Deal found 3/13$199
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:30 am
SJU
-
BWI
1 stop20h 50m
Frontier
Sun 4/198:52 pm
BWI
-
SJU
1 stop15h 41m
Frontier
Deal found 3/11$202
This Frontier deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/171:43 pm
SJU
-
BWI
Nonstop4h 12m
Frontier
Sun 4/196:29 pm
BWI
-
SJU
Nonstop3h 50m
Frontier
Deal found 3/12$203
This Super.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/286:00 am
SJU
-
IAD
Nonstop4h 08m
Frontier
Thu 4/210:13 pm
IAD
-
SJU
1 stop26h 48m
Frontier
Deal found 3/11$204
This Frontier deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:30 am
SJU
-
BWI
1 stop10h 10m
Frontier
Mon 4/206:39 pm
BWI
-
SJU
Nonstop3h 50m
Frontier
Deal found 3/13$205
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:43 pm
SJU
-
BWI
Nonstop4h 12m
Frontier
Mon 5/46:39 pm
BWI
-
SJU
Nonstop3h 50m
Frontier
Deal found 3/13$206
This Frontier deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:23 pm
SJU
-
BWI
1 stop9h 21m
Frontier
Sun 5/36:29 pm
BWI
-
SJU
Nonstop3h 50m
Frontier
Deal found 3/10$208
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/153:21 am
SJU
-
IAD
1 stop8h 19m
Frontier
Sun 4/266:20 am
IAD
-
SJU
1 stop7h 48m
Frontier
Deal found 3/13$210
This Frontier deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:03 pm
SJU
-
IAD
1 stop9h 33m
Frontier
Sun 4/191:26 pm
IAD
-
SJU
1 stop12h 35m
Frontier
Deal found 3/10$212
This Kiwi.com deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:03 pm
SJU
-
IAD
1 stop9h 33m
Frontier
Sun 5/310:02 am
IAD
-
SJU
1 stop23h 52m
Frontier
Deal found 3/10$213
This Trip.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:23 pm
SJU
-
IAD
1 stop9h 13m
Frontier
Sun 4/196:20 am
IAD
-
SJU
1 stop7h 48m
Frontier
Deal found 3/13$215

Find flight deals from Puerto Rico to Washington, D.C.

Keep the following information in mind while searching for Puerto Rico to Washington, D.C. flight deals. Data was last updated March 14, 2026.

Round-trip from

$171
(Mytrip)

One-way from

$85
(Kiwi.com)

Popular in

March

Cheapest in

April

Average price

$336

Good round-trip deal

$189 or less

Good one-way deal

$172 or less
From Puerto Rico to Washington, D.C. (WAS)
Search Deals
One-way flight from Puerto Rico to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Puerto Rico to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Puerto Rico to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 14, 2026.
Use the filters below to find and compare flights from Puerto Rico to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 5/28

9:48 am-8:47 pm

1 stop10h 59m

Baltimore/Washington

Wed 6/3

12:39 pm-11:24 pm

2 stops10h 45m

$310

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 4/2

6:00 am-2:23 pm

1 stop8h 23m

Baltimore/Washington

Tue 4/7

6:15 am-9:54 am

Nonstop3h 39m

$316
Quickest round-trip

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Fri 3/27

6:15 am-10:32 am

Nonstop4h 17m

Baltimore/Washington

Fri 4/3

7:38 pm-11:28 pm

Nonstop3h 50m

$319

AguadillaBaltimore

BQN - BWI

BQNBWI

Aguadilla Borinquen

Sun 4/12

2:43 am-10:58 am

1 stop8h 15m

Baltimore/Washington

Fri 4/17

5:35 pm-1:43 am

1 stop8h 08m

$329

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Thu 4/23

7:20 am-11:21 am

Nonstop4h 01m

Washington, D.C. Dulles Intl

Sun 4/26

10:10 am-8:34 pm

1 stop10h 24m

$338

AguadillaBaltimore

BQN - BWI

BQNBWI

Aguadilla Borinquen

Tue 4/7

2:43 am-1:37 pm

1 stop10h 54m

Baltimore/Washington

Thu 4/16

10:12 am-1:43 am

1 stop15h 31m

$349

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 5/1

7:20 am-11:21 am

Nonstop4h 01m

Washington, D.C. Dulles Intl

Sat 5/9

6:00 am-1:45 pm

1 stop7h 45m

$358

AguadillaBaltimore

BQN - BWI

BQNBWI

Aguadilla Borinquen

Mon 4/13

2:38 am-11:59 pm

1 stop21h 21m

Baltimore/Washington

Tue 4/21

6:00 am-1:43 am

2 stops19h 43m

$361

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Sat 4/18

6:15 am-5:35 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-4:23 pm

1 stop10h 23m

$362

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Fri 5/29

5:05 am-3:40 pm

1 stop10h 35m

Washington, D.C. Reagan-National

Fri 6/5

12:35 pm-12:25 am

1 stop11h 50m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Puerto Rico to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Puerto Rico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Puerto Rico to Washington, D.C.

What is the cheapest month to book a flight from Puerto Rico to Washington, D.C.?

Currently, February is the cheapest month in which you can book a flight from Puerto Rico to Washington, D.C. (average of $57). Flying from Puerto Rico to Washington, D.C. in December is currently the most expensive (average of $142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PR to WAS?

Find hourly flight availability from Puerto Rico to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 14, 2026.

When flying from Puerto Rico to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 39% versus a flight in the evening.

What is the cheapest day to fly from Puerto Rico to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Puerto Rico to Washington, D.C.. Price data was last updated on March 14, 2026.

Travelers seeking maximum savings on their Puerto Rico to Washington, D.C. flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Puerto Rico to Washington, D.C.

Explore weekly flight availability from Puerto Rico to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 14, 2026.

The most flights from PR0 to WAS are scheduled on a Saturday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated March 14, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andJetBlue from Puerto Rico to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,317 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
United Airlines
7.4
Good
9,423 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
JetBlue
7.2
Good
2,905 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Spirit Airlines
6.3
Okay
8,521 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,032 reviews
Southwest
8.0
Very good
4,317 reviews

Overall

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Puerto Rico to Washington, D.C.?

    There are many flights that can get you from Puerto Rico to Washington, D.C. in 4h 01m. Fly via Frontier, United Airlines, or Delta to get the fastest option. There are 1573 mi between Puerto Rico and Washington, D.C.. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Puerto Rico to Washington, D.C. one-way?

    $59 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $78 and $92, respectively.

  • What are the most popular routes from Puerto Rico to Washington, D.C.?

    While some choose either San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl or San Juan Luis Munoz Marin Intl - Washington, D.C. Reagan-National, San Juan Luis Munoz Marin Intl - Baltimore/Washington is the most popular route from Puerto Rico to Washington, D.C..

  • What are the most reliable airlines from Puerto Rico to Washington, D.C.?

    No one likes to see their flight delayed. When booking a flight from Puerto Rico to Washington, D.C. consider choosing Air Canada (88%), United Airlines (88%) or Frontier (55%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Puerto Rico to Washington, D.C.?

    Looking at all options, your cheapest flight can be booked for $121. While the most popular route (San Juan Luis Munoz Marin Intl - Baltimore/Washington) can be booked for $208 on average, our data indicates $504 when flying from Puerto Rico to Washington, D.C..

  • Can I find deals for flights from Puerto Rico to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Washington, D.C..

  • Can I find deals for business class flights from Puerto Rico to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Puerto Rico to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Puerto Rico to Washington, D.C.?

    Currently, February is the cheapest month in which you can book a flight from Puerto Rico to Washington, D.C. (average of $57). Flying from Puerto Rico to Washington, D.C. in December is currently the most expensive (average of $142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Puerto Rico to Washington, D.C.

Discover the top 7 airlines that operate flights from Puerto Rico to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$212FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$104Average$206FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$128Average$392FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$165Average$382FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$179Average$373FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$220Average$386FlexibilityNo cancel feeOn-time63%
DeltaCheapest$262Average$697FlexibilityNo cancel feeOn-timeN/A

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