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Dulles Intl

$108+ Cheap flights from Caribbean Islands to Dulles Intl (IAD)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from Caribbean Islands to Dulles Intl

Keep the following information in mind while searching for Caribbean Islands to Dulles Intl flight deals. Data was last updated agosto 14, 2025.

Round-trip from

$176
(Cheapflightsfares)

One-way from

$108
(Delta)
From Caribbean Islands to Washington, D.C. Dulles Intl
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One-way flight from Caribbean Islands to Washington, D.C. Dulles Intl
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Find flight deals from Caribbean Islands to Dulles Intl

Cheapest flights from Caribbean Islands to Dulles Intl
Explore the most affordable flight options available from Caribbean Islands to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/286:51 amSJU - IAD
Nonstop3h 56mFrontier
dom. 8/3111:32 amIAD - SJU
Nonstop3h 57mFrontier
Deal found 8/13$176
This Frontier deal was found by Cheapflights users on 8/12. 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.
jue. 8/147:33 amSJU - IAD
Nonstop3h 56mFrontier
dom. 8/1712:31 pmIAD - SJU
Nonstop3h 57mFrontier
Deal found 8/12$181
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/63:45 pmSJU - IAD
Nonstop3h 56mFrontier
jue. 11/133:51 pmIAD - SJU
1 stop8h 41mFrontier
Deal found 8/12$182
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:25 amSJU - IAD
Nonstop3h 56mFrontier
lun. 11/106:00 amIAD - SJU
1 stop8h 15mFrontier
Deal found 8/12$197
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/53:59 amSJU - IAD
1 stop16h 52mFrontier
dom. 11/97:26 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 8/12$202
This American Airlines deal was found by Cheapflights users on 8/14. 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.
lun. 11/33:05 pmSJU - IAD
1 stop9h 02mAmerican Airlines
lun. 11/107:59 amIAD - SJU
1 stop8h 06mAmerican Airlines
Deal found 8/14$205
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/45:59 pmSJU - IAD
1 stop6h 08mAmerican Airlines
lun. 11/107:59 amIAD - SJU
1 stop8h 06mAmerican Airlines
Deal found 8/11$206
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/74:42 pmSJU - IAD
1 stop26h 14mFrontier
dom. 11/910:09 amIAD - SJU
Nonstop3h 52mFrontier
Deal found 8/12$207
This Frontier deal was found by Cheapflights users on 8/12. 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.
sáb. 8/306:30 amSJU - IAD
Nonstop3h 56mFrontier
dom. 8/3111:32 amIAD - SJU
Nonstop3h 57mFrontier
Deal found 8/12$209
This American Airlines deal was found by Cheapflights users on 8/14. 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.
jue. 11/66:44 amSJU - IAD
1 stop16h 48mAmerican Airlines
lun. 11/107:59 amIAD - SJU
1 stop8h 06mAmerican Airlines
Deal found 8/14$210
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/193:40 amSJU - IAD
1 stop16h 53mFrontier
jue. 10/239:07 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 8/12$213
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
mié. 8/272:43 pmSTT - IAD
1 stop30h 05mMultiple Airlines
lun. 9/19:33 pmIAD - STT
2 stops13h 40mMultiple Airlines
Deal found 8/13$349

Cheapflights Fare Finder

 
Customize your flight search to find flights from Caribbean Islands to Dulles Intl 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 agosto 14, 2025.
Use the filters below to find and compare flights from Caribbean Islands to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Caribbean Islands

Fly to

Dulles Intl

Route

Depart

Return

Price

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 11/6

6:25 am-9:21 am

Nonstop3h 56m

Washington, D.C. Dulles Intl

jue. 11/6

7:26 pm-12:18 am

Nonstop3h 52m

$176

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 8/28

6:51 am-10:47 am

Nonstop3h 56m

Washington, D.C. Dulles Intl

dom. 8/31

11:32 am-3:29 pm

Nonstop3h 57m

$176

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 10/23

3:19 pm-12:11 am

1 stop8h 52m

Washington, D.C. Dulles Intl

dom. 10/26

9:07 pm-12:59 am

Nonstop3h 52m

$181

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 11/6

3:45 pm-6:41 pm

Nonstop3h 56m

Washington, D.C. Dulles Intl

jue. 11/13

3:51 pm-1:32 am

1 stop8h 41m

$182

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 11/6

6:25 am-9:21 am

Nonstop3h 56m

Washington, D.C. Dulles Intl

lun. 11/10

6:00 am-3:15 pm

1 stop8h 15m

$197

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

mié. 11/5

3:59 am-7:51 pm

1 stop16h 52m

Washington, D.C. Dulles Intl

dom. 11/9

7:26 pm-12:18 am

Nonstop3h 52m

$202

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

mié. 11/5

6:44 am-10:33 pm

1 stop16h 49m

Washington, D.C. Dulles Intl

lun. 11/10

7:59 am-5:05 pm

1 stop8h 06m

$205

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

lun. 11/3

5:59 pm-11:07 pm

1 stop6h 08m

Washington, D.C. Dulles Intl

lun. 11/10

7:59 am-5:05 pm

1 stop8h 06m

$205

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

mar. 11/4

5:59 pm-11:07 pm

1 stop6h 08m

Washington, D.C. Dulles Intl

lun. 11/10

7:59 am-5:05 pm

1 stop8h 06m

$206

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 11/6

6:44 am-10:32 pm

1 stop16h 48m

Washington, D.C. Dulles Intl

lun. 11/10

7:59 am-5:05 pm

1 stop8h 06m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 60 results
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Best time to book a flight from Caribbean Islands to Dulles Intl

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

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

Currently, July is the cheapest month in which you can book a flight from Caribbean Islands to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Caribbean Islands to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 EPX to IAD?

Find hourly flight availability from Caribbean Islands to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

When flying from Caribbean Islands to Washington, D.C. Dulles Intl Airport, 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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated agosto 14, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and United Airlines from Caribbean Islands to Washington, D.C. Dulles Intl Airport. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Copa Airlines
7.5
Good
1,509 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Caribbean Islands to Dulles Intl. 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 Caribbean Islands to Washington, D.C. Dulles Intl Airport one-way?

    $108 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Frontier, with prices starting from $113 and $117, respectively.

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

    The most popular flight routes from Caribbean Islands to Washington, D.C. Dulles Intl Airport are San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl, Santo Domingo Las Americas - Washington, D.C. Dulles Intl and Port of Spain Piarco Intl - Washington, D.C. Dulles Intl.

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

    The top 3 most reliable airlines when flying from Caribbean Islands to Washington, D.C. Dulles Intl Airport are Air Canada (85%), United Airlines (85%) and Frontier (79%).

  • What are the cheapest flights from Caribbean Islands to Washington, D.C. Dulles Intl Airport?

    Looking for the cheapest flight from Caribbean Islands to Washington, D.C. Dulles Intl Airport? While on average our users pay $517, our data indicates the cheapest price to be $109. The most popular route (San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl), is priced around $162.

  • Can I find deals for flights from Caribbean Islands to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from Caribbean Islands to Dulles Intl?

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

  • Can I find deals for business class flights from Caribbean Islands to Dulles Intl?

    Yes. Cheapflights offers flight deals from Caribbean Islands to Dulles Intl 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 Caribbean Islands to Washington, D.C. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Caribbean Islands to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Caribbean Islands to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Caribbean Islands to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Fort Lauderdale to Reagan-National flights
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Minneapolis to Reagan-National flights
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Denver to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
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Denver to Reagan-National flights
San Diego to Reagan-National flights
Detroit to Reagan-National flights
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Orlando to Baltimore flights
Ontario to Baltimore flights
Minneapolis to Dulles Intl flights
Charlotte to Baltimore flights
Orlando to Reagan-National flights
Austin to Reagan-National flights

Top 5 airlines flying from Caribbean Islands to Dulles Intl

Discover the top 5 airlines that operate flights from Caribbean Islands to Dulles Intl. 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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$99Average$246FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$250Average$493FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$261Average$466FlexibilityNo cancel feeOn-time70%
DeltaCheapest$269Average$519FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$391Average$493FlexibilityNo cancel feeOn-time71%

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