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$54+ Cheap flights from Washington, D.C. (WAS) to Caribbean

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SJU
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Caribbean

Keep the following information in mind while searching for Washington, D.C. to Caribbean flight deals. Data was last updated March 31, 2025.

Round-trip from

$133
(Kiwi.com)

One-way from

$54
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$331

Good round-trip deal

$173 or less

Good one-way deal

$79 or less
From Washington, D.C. (WAS) to Caribbean
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One-way flight from Washington, D.C. (WAS) to Caribbean
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Highest demand for flights based on searches. 10% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Caribbean.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Caribbean.
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Find flight deals from Washington, D.C. to Caribbean

Cheapest flights from Washington, D.C. to Caribbean
Explore the most affordable flight options available from Washington, D.C. to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Mon 4/710:42 amBWI - SJU
1 stop13h 12mSpirit Airlines
Tue 4/222:12 amSJU - BWI
Nonstop4h 03mSpirit Airlines
Deal found 3/30$133
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/99:29 pmBWI - SJU
Nonstop3h 45mMultiple Airlines
Sun 4/132:12 amSJU - BWI
Nonstop4h 03mMultiple Airlines
Deal found 3/30$134
This Frontier deal was found by Cheapflights users on 3/31. 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 4/99:29 pmBWI - SJU
Nonstop3h 45mFrontier
Sat 4/1210:19 amSJU - BWI
Nonstop4h 07mFrontier
Deal found 3/31$158
This Frontier deal was found by Cheapflights users on 3/30. 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.
Sun 5/2512:10 pmIAD - SJU
Nonstop3h 52mFrontier
Tue 6/312:15 pmSJU - IAD
Nonstop3h 53mFrontier
Deal found 3/30$215
This Delta deal was found by Cheapflights users on 3/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:00 amDCA - SJU
1 stop6h 45mDelta
Fri 6/61:12 pmSJU - DCA
1 stop9h 33mDelta
Deal found 3/29$225
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/173:54 pmDCA - SJU
1 stop8h 05mAmerican Airlines
Thu 5/225:25 amSJU - DCA
1 stop6h 24mAmerican Airlines
Deal found 3/30$240
This JetBlue deal was found by Cheapflights users on 3/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:00 amDCA - SJU
1 stop8h 59mJetBlue
Sat 5/35:50 pmSJU - DCA
Nonstop4h 05mJetBlue
Deal found 3/30$244
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:28 pmIAD - SJU
Nonstop3h 56mUnited Airlines
Fri 5/27:25 amSJU - IAD
Nonstop3h 59mUnited Airlines
Deal found 3/30$246
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:00 amIAD - SJU
1 stop7h 10mDelta
Fri 5/95:43 pmSJU - IAD
1 stop6h 45mDelta
Deal found 3/31$255
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:45 amBWI - SJU
2 stops13h 53mUnited Airlines
Tue 5/61:05 amSJU - BWI
2 stops13h 11mUnited Airlines
Deal found 3/30$255
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:20 amDCA - SJU
1 stop8h 24mUnited Airlines
Sat 5/31:05 amSJU - DCA
1 stop7h 54mUnited Airlines
Deal found 3/30$273
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:52 pmBWI - SJU
1 stop8h 55mDelta
Wed 5/145:43 pmSJU - BWI
1 stop7h 05mDelta
Deal found 3/31$275

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Caribbean 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 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Caribbean that are best for you.

Fly from

Washington, D.C.

Fly to

Caribbean

Route

Depart

Return

Price

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Mon 4/7

10:42 am-11:54 pm

1 stop13h 12m

San Juan Luis Munoz Marin Intl

Tue 4/22

2:12 am-6:15 am

Nonstop4h 03m

$133

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Wed 4/9

9:29 pm-1:14 am

Nonstop3h 45m

San Juan Luis Munoz Marin Intl

Sun 4/13

2:12 am-6:15 am

Nonstop4h 03m

$134

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Wed 4/9

9:29 pm-1:14 am

Nonstop3h 45m

San Juan Luis Munoz Marin Intl

Sat 4/12

10:19 am-2:26 pm

Nonstop4h 07m

$158

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sun 5/25

12:10 pm-4:02 pm

Nonstop3h 52m

San Juan Luis Munoz Marin Intl

Tue 6/3

12:15 pm-4:08 pm

Nonstop3h 53m

$215

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Sat 5/31

6:00 am-12:45 pm

1 stop6h 45m

San Juan Luis Munoz Marin Intl

Fri 6/6

1:12 pm-10:45 pm

1 stop9h 33m

$225

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Sat 5/17

3:54 pm-11:59 pm

1 stop8h 05m

San Juan Luis Munoz Marin Intl

Thu 5/22

5:25 am-11:49 am

1 stop6h 24m

$240

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Tue 4/29

7:00 am-3:59 pm

1 stop8h 59m

San Juan Luis Munoz Marin Intl

Sat 5/3

5:50 pm-9:55 pm

Nonstop4h 05m

$244

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sat 4/26

5:28 pm-9:24 pm

Nonstop3h 56m

San Juan Luis Munoz Marin Intl

Fri 5/2

7:25 am-11:24 am

Nonstop3h 59m

$246

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sun 4/27

6:00 am-1:10 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Fri 5/9

5:43 pm-12:28 am

1 stop6h 45m

$255

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Sat 5/3

6:45 am-8:38 pm

2 stops13h 53m

San Juan Luis Munoz Marin Intl

Tue 5/6

1:05 am-2:16 pm

2 stops13h 11m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Washington, D.C. 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 Washington, D.C. to Caribbean

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Caribbean (average of $254). Flying from Washington, D.C. to Caribbean in December is currently the most expensive (average of $336). 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 WAS to CB?

Find hourly flight availability from Washington, D.C. to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Washington, D.C. to Caribbean, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. to Caribbean

Explore weekly flight availability from Washington, D.C. to Caribbean. 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 31, 2025.

The most flights from WAS to 0CB 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 (3 on average).

Rainfall in Caribbean by month

Plan your trip to Caribbean by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean when rainfall is around 2.2 in.

Temperature in Caribbean by month

Plan your trip to Caribbean by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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 Caribbean. Reviews last updated March 31, 2025.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,818 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Southwest
8.0
Very good
4,275 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

    One-way options have recently been found by users for as low as $54 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $78 and United Airlines from $108 one-way.

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

    The most popular flight routes from Washington, D.C. to Caribbean are Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl, Washington, D.C. Reagan-National - San Juan Luis Munoz Marin Intl and Baltimore/Washington - San Juan Luis Munoz Marin Intl.

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

    Before booking your flight to Caribbean from Washington, D.C., check out the most reliable airlines to get you to your destination on time: Spirit Airlines (88%), Southwest (80%), Frontier( 39%).

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

    The cheapest flight price from Washington, D.C. to Caribbean is $58. On average you can expect to pay $191. The most popular route, (Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $246.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to Caribbean 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 Washington, D.C. to Caribbean?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Caribbean (average of $254). Flying from Washington, D.C. to Caribbean in December is currently the most expensive (average of $336). 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

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Alternative routes for Washington, D.C. to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington, D.C. to Caribbean

Discover the top 10 airlines that operate flights from Washington, D.C. to Caribbean. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$68Average$308FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$96Average$363FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$167Average$517FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$199Average$626FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$224Average$650FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$235Average$562FlexibilityNo cancel feeOn-time67%
DeltaCheapest$240Average$552FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$321Average$493FlexibilityNo cancel feeOn-time70%
SouthwestCheapest$325Average$666FlexibilityNo cancel feeOn-time63%
AviancaCheapest$332Average$488FlexibilityNo cancel feeOn-time71%
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