HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Caribbean

$152+ Cheap flights from Washington 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJU
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Caribbean with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Caribbean

Keep the following information in mind while searching for Washington to Caribbean flight deals. Data was last updated July 2, 2025.

Round-trip from

$367
(Mytrip)

One-way from

$152
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$679
From Washington to Caribbean
Search Deals
One-way flight from Washington to Caribbean
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Washington to Caribbean

Cheapest flights from Washington to Caribbean
Explore the most affordable flight options available from Washington to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2910:23 amPDX - SJU
2 stops22h 09mSpirit Airlines
Tue 8/54:43 pmSJU - PDX
2 stops24h 32mSpirit Airlines
Deal found 7/1$367
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 9/245:43 pmSEA - SJU
1 stop17h 32mAmerican Airlines
Sun 9/281:36 pmSJU - SEA
1 stop13h 23mAmerican Airlines
Deal found 6/30$377
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Thu 7/2412:59 amPDX - SJU
1 stop19h 26mAmerican Airlines
Mon 7/2812:59 amSJU - PDX
2 stops12h 43mAmerican Airlines
Deal found 7/2$399
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/25:30 pmSEA - SJU
3 stops24h 39mSpirit Airlines
Fri 8/811:59 pmSJU - SEA
2 stops19h 26mSpirit Airlines
Deal found 6/30$408
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2410:34 amPDX - SJU
3 stops33h 26mMultiple Airlines
Mon 7/2811:59 pmSJU - PDX
2 stops17h 16mMultiple Airlines
Deal found 7/1$414
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:00 amSEA - SJU
1 stop13h 21mDelta
Fri 10/247:30 amSJU - SEA
1 stop14h 30mDelta
Deal found 6/30$428
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/295:30 pmSEA - STT
2 stops16h 00mSpirit Airlines
Tue 8/54:05 pmSTT - SEA
3 stops27h 20mSpirit Airlines
Deal found 6/30$428
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Tue 8/126:25 amSEA - PUJ
2 stops25h 07mMultiple Airlines
Tue 8/194:05 pmPUJ - SEA
1 stop33h 00mMultiple Airlines
Deal found 7/1$439
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/189:10 pmSEA - SJU
1 stop12h 35mSouthwest
Thu 8/2111:10 amSJU - SEA
2 stops13h 35mSouthwest
Deal found 6/30$459
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Fri 10/175:00 amSEA - SJU
1 stop9h 30mUnited Airlines
Thu 10/231:05 amSJU - SEA
2 stops15h 37mUnited Airlines
Deal found 6/30$467
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Fri 8/1510:55 pmPDX - SJU
1 stop12h 49mUnited Airlines
Fri 8/221:25 pmSJU - PDX
1 stop11h 03mUnited Airlines
Deal found 6/30$467
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 10/2112:34 amSEA - STT
2 stops12h 16mAmerican Airlines
Sun 11/24:45 pmSTT - SEA
1 stop10h 35mAmerican Airlines
Deal found 6/30$473

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 July 2, 2025.
Use the filters below to find and compare flights from Washington to Caribbean that are best for you.

Fly from

Washington

Fly to

Caribbean

Route

Depart

Return

Price

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 7/29

10:23 am-11:32 am

2 stops22h 09m

San Juan Luis Munoz Marin Intl

Tue 8/5

4:43 pm-2:15 pm

2 stops24h 32m

$367

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Wed 9/24

5:43 pm-2:15 pm

1 stop17h 32m

San Juan Luis Munoz Marin Intl

Sun 9/28

1:36 pm-11:59 pm

1 stop13h 23m

$377

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Thu 7/24

12:59 am-11:25 pm

1 stop19h 26m

San Juan Luis Munoz Marin Intl

Mon 7/28

12:59 am-10:42 am

2 stops12h 43m

$399

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Sat 8/2

5:30 pm-9:09 pm

3 stops24h 39m

San Juan Luis Munoz Marin Intl

Fri 8/8

11:59 pm-4:25 pm

2 stops19h 26m

$408

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Thu 7/24

10:34 am-11:00 pm

3 stops33h 26m

San Juan Luis Munoz Marin Intl

Mon 7/28

11:59 pm-2:15 pm

2 stops17h 16m

$414

SeattleSaint Thomas Island

SEA - STT

SEASTT

Seattle/Tacoma Intl

Tue 7/29

5:30 pm-12:30 pm

2 stops16h 00m

Saint Thomas Island Cyril E King

Tue 8/5

4:05 pm-4:25 pm

3 stops27h 20m

$428

SeattlePunta Cana

SEA - PUJ

SEAPUJ

Seattle/Tacoma Intl

Tue 8/12

6:25 am-10:32 am

2 stops25h 07m

Punta Cana

Tue 8/19

4:05 pm-10:05 pm

1 stop33h 00m

$439

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 8/18

9:10 pm-12:45 pm

1 stop12h 35m

San Juan Luis Munoz Marin Intl

Thu 8/21

11:10 am-9:45 pm

2 stops13h 35m

$459

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 9/16

7:34 pm-1:45 pm

2 stops15h 11m

San Juan Luis Munoz Marin Intl

Tue 9/23

1:05 am-1:28 pm

2 stops15h 23m

$467

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Fri 8/15

10:55 pm-2:44 pm

1 stop12h 49m

San Juan Luis Munoz Marin Intl

Fri 8/22

1:25 pm-9:28 pm

1 stop11h 03m

$467

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Washington to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Washington 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 to Caribbean

What is the cheapest month to book a flight from State of Washington to Caribbean?

Currently, September is the cheapest month in which you can book a flight from State of Washington to Caribbean (average of $254). Flying from State of Washington to Caribbean in June is currently the most expensive (average of $339). 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 WA to CB?

Find hourly flight availability from Washington 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 July 2, 2025.

When flying from State of Washington 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.

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 July 2, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Washington to Caribbean. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Copa Airlines
7.5
Good
1,465 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to Caribbean one-way?

    One-way options have recently been found by users for as low as $152 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $172 and JetBlue from $185 one-way.

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

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

  • How can I find direct flights from Washington to Caribbean?

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

  • Can I find deals for business class flights from Washington to Caribbean?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Caribbean?

    Currently, September is the cheapest month in which you can book a flight from State of Washington to Caribbean (average of $254). Flying from State of Washington to Caribbean in June is currently the most expensive (average of $339). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Seattle flights
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Los Angeles flights
Los Angeles to Seattle flights
Dallas/Fort Worth to O'Hare Intl flights
John F Kennedy Intl to Luis Munoz Marin Intl flights
Dallas/Fort Worth to John F Kennedy Intl flights
John F Kennedy Intl to Las Vegas flights
Los Angeles to Newark flights
Newark to Los Angeles flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Cancún flights
Newark to Cancún flights
Atlanta to John F Kennedy Intl flights
Los Angeles to Haneda flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
Newark to O'Hare Intl flights
Los Angeles to Honolulu flights
O'Hare Intl to LaGuardia flights
John F Kennedy Intl to Atlanta flights
San Francisco to John F Kennedy Intl flights
John F Kennedy Intl to Seattle flights
Newark to Fort Lauderdale flights
Dallas/Fort Worth to Los Angeles flights
Los Angeles to Dallas/Fort Worth flights
John F Kennedy Intl to Heathrow flights
Dallas/Fort Worth to Cancún flights
LaGuardia to O'Hare Intl flights
LaGuardia to Fort Lauderdale flights
Los Angeles to San Francisco flights
John F Kennedy Intl to Orlando flights
Dallas/Fort Worth to Las Vegas flights
LaGuardia to Atlanta flights
San Francisco to Los Angeles flights
George Bush Intcntl to Cancún flights
John F Kennedy Intl to San Francisco flights
San Francisco to Las Vegas flights
O'Hare Intl to John F Kennedy Intl flights
John F Kennedy Intl to Dallas/Fort Worth flights
O'Hare Intl to Newark flights
LaGuardia to Miami flights
O'Hare Intl to Dallas/Fort Worth flights
Ontario to Seattle flights
Newark to Heathrow flights
Newark to Seattle flights
O'Hare Intl to Cancún flights
Seattle to Los Angeles flights

Top 10 airlines flying from Washington to Caribbean

Discover the top 10 airlines that operate flights from Washington 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$158Average$682FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$175Average$803FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$233Average$341FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$252Average$652FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$270Average$709FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$333Average$700FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$340Average$715FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$447Average$882FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$484Average$720FlexibilityNo cancel feeOn-time63%
Air CanadaCheapest$632Average$784FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.