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Dulles Intl

$103+ 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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
Dec 15 — Dec 221
Mon 12/15
Mon 12/22
1 adult, Economy
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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 November 15, 2025.

This Frontier deal was found by Cheapflights users on 11/15. 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.
Tue 11/254:08 pmSJU - IAD
Nonstop4h 03mFrontier
Sun 11/308:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/15$149
This Frontier deal was found by Cheapflights users on 11/13. 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.
Fri 12/264:18 pmSJU - IAD
Nonstop4h 13mFrontier
Fri 1/28:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 11/13$154
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Tue 12/234:07 pmSJU - IAD
Nonstop4h 13mFrontier
Thu 1/17:11 pmIAD - SJU
2 stops12h 28mFrontier
Deal found 11/13$157
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:30 pmSJU - IAD
1 stop15h 22mFrontier
Mon 12/18:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/14$158
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Mon 12/223:54 amSJU - IAD
2 stops13h 43mMultiple Airlines
Fri 1/28:26 pmIAD - SJU
Nonstop3h 54mMultiple Airlines
Deal found 11/13$163
This CheapOair deal was found by Cheapflights users on 11/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:08 pmSJU - IAD
Nonstop4h 03mFrontier
Sun 11/308:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/14$170
This eDestinos deal was found by Cheapflights users on 11/14. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:01 amSJU - IAD
1 stop18h 58mFrontier
Mon 12/18:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/14$172
This Frontier deal was found by Cheapflights users on 11/13. 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.
Tue 12/234:07 pmSJU - IAD
Nonstop4h 13mFrontier
Fri 1/28:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 11/13$173
This eDestinos deal was found by Cheapflights users on 11/14. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:30 pmSJU - IAD
1 stop13h 32mFrontier
Sat 11/297:56 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/14$177
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Tue 12/234:07 pmSJU - IAD
Nonstop4h 13mFrontier
Wed 12/316:05 amIAD - SJU
1 stop16h 49mFrontier
Deal found 11/13$180
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:43 pmPUJ - IAD
1 stop25h 18mFrontier
Fri 11/288:06 pmIAD - PUJ
1 stop20h 18mFrontier
Deal found 11/14$327
This United Airlines deal was found by Cheapflights users on 11/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:05 pmNAS - IAD
Nonstop2h 43mUnited Airlines
Mon 12/2910:33 pmIAD - NAS
1 stop16h 49mUnited Airlines
Deal found 11/14$338

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 November 15, 2025.

Round-trip from

$149
(Frontier)

One-way from

$103
(Super.com)
From Caribbean Islands to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Caribbean Islands to Washington, D.C. Dulles Intl
Search Deals

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 November 15, 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

Wed 1/21

6:27 pm-12:24 am

1 stop6h 57m

Washington, D.C. Dulles Intl

Sun 1/25

12:23 pm-11:59 pm

1 stop10h 36m

$225

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Thu 1/22

8:35 am-4:00 pm

1 stop8h 25m

Washington, D.C. Dulles Intl

Mon 1/26

5:32 pm-10:22 pm

Nonstop3h 50m

$258

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 12/26

9:49 am-10:09 am

1 stop25h 20m

Washington, D.C. Dulles Intl

Tue 12/30

9:58 pm-11:54 pm

2 stops24h 56m

$320

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 2/6

8:10 am-11:15 am

Nonstop4h 05m

Washington, D.C. Dulles Intl

Mon 2/9

5:32 pm-10:22 pm

Nonstop3h 50m

$326

NassauWashington, D.C.

NAS - IAD

NASIAD

Nassau Intl

Wed 12/24

1:05 pm-3:48 pm

Nonstop2h 43m

Washington, D.C. Dulles Intl

Mon 12/29

10:33 pm-3:22 pm

1 stop16h 49m

$338

NassauWashington, D.C.

NAS - IAD

NASIAD

Nassau Intl

Tue 3/10

1:05 pm-3:58 pm

Nonstop2h 53m

Washington, D.C. Dulles Intl

Wed 3/11

10:06 pm-1:33 pm

1 stop15h 27m

$338

OranjestadWashington, D.C.

AUA - IAD

AUAIAD

Oranjestad Reina Beatrix

Wed 11/26

5:35 pm-9:10 pm

Nonstop4h 35m

Washington, D.C. Dulles Intl

Sun 11/30

8:15 am-1:40 pm

Nonstop4h 25m

$339

NassauWashington, D.C.

NAS - IAD

NASIAD

Nassau Intl

Wed 1/28

11:35 am-3:13 am

1 stop15h 38m

Washington, D.C. Dulles Intl

Sat 1/31

3:25 pm-10:29 am

1 stop19h 04m

$341

OranjestadWashington, D.C.

AUA - IAD

AUAIAD

Oranjestad Reina Beatrix

Thu 12/11

5:35 pm-9:10 pm

Nonstop4h 35m

Washington, D.C. Dulles Intl

Sun 12/14

6:00 am-3:00 pm

1 stop8h 00m

$343

Simpson BayWashington, D.C.

SXM - IAD

SXMIAD

Simpson Bay Princess Juliana

Wed 12/17

5:00 pm-3:46 pm

1 stop23h 46m

Washington, D.C. Dulles Intl

Mon 1/5

10:08 pm-2:40 pm

2 stops15h 32m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

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, June is the cheapest month in which you can book a flight from Caribbean Islands to Washington, D.C. Dulles Intl Airport (average of $59). Flying from Caribbean Islands to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $274). 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 November 15, 2025.

One of the essential ways to save on airfare from Caribbean Islands to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 33% on airfare.

Weekly flight availability from Caribbean Islands to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Caribbean Islands to Dulles Intl. 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 November 15, 2025.

The most flights from zzEPX to IAD are scheduled on a Thursday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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 November 15, 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
7.9
Good
8,008 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.6
Good
1,565 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,017 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,053 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Caribbean Islands to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Caribbean Islands to Washington, D.C. Dulles Intl Airport in 6h 29m. Fly via Delta, United Airlines, or Frontier to get the fastest option. Caribbean Islands and Washington, D.C. Dulles Intl Airport are separated by a distance of 1573 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 United Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $113 and $144, 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 Montego Bay Sangster 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 (97%), United Airlines (97%) and Frontier (43%).

  • 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 $389, our data indicates the cheapest price to be $77. The most popular route (San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl), is priced around $171.

  • 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, June is the cheapest month in which you can book a flight from Caribbean Islands to Washington, D.C. Dulles Intl Airport (average of $59). Flying from Caribbean Islands to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $274). 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
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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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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Detroit to Baltimore flights
Denver to Baltimore flights
Miami to Reagan-National flights
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Fort Lauderdale to Baltimore flights
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Denver to Reagan-National flights
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Orlando to Baltimore flights
John F Kennedy Intl to Reagan-National flights
Seattle to Baltimore flights
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Minneapolis to Reagan-National flights
Fort Lauderdale to Reagan-National flights
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Top 4 airlines flying from Caribbean Islands to Dulles Intl

Discover the top 4 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 November 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$85Average$227FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$235Average$501FlexibilityNo cancel feeOn-time69%
DeltaCheapest$269Average$519FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$391Average$493FlexibilityNo cancel feeOn-time71%

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