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Dulles Intl

$97+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
Jan 29 — Feb 51
Thu 1/29
Thu 2/5
1 adult, Economy
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Cheap 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 December 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/28. 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.
Tue 12/304:07 pmSJU - IAD
Nonstop4h 13mFrontier
Sun 1/48:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$160
This Cheapflightsfares deal was found by Cheapflights users on 12/27. 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.
Tue 12/304:07 pmSJU - IAD
Nonstop4h 13mFrontier
Sat 1/1010:03 amIAD - SJU
1 stop6h 05mFrontier
Deal found 12/27$164
This Kiwi.com deal was found by Cheapflights users on 12/28. 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 12/294:18 pmSJU - IAD
Nonstop4h 13mFrontier
Sat 1/38:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$185
This Cheapflightsfares deal was found by Cheapflights users on 12/28. 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.
Sun 12/284:18 pmSJU - IAD
Nonstop4h 13mFrontier
Sun 1/48:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$186
This Kiwi.com deal was found by Cheapflights users on 12/28. 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 12/294:18 pmSJU - IAD
Nonstop4h 13mFrontier
Mon 1/127:19 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$196
This Cheapflightsfares deal was found by Cheapflights users on 12/28. 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.
Mon 12/294:18 pmSJU - IAD
Nonstop4h 13mFrontier
Mon 1/58:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$206
This Cheapflightsfares deal was found by Cheapflights users on 12/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:07 pmSJU - IAD
Nonstop4h 13mFrontier
Sat 1/38:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/29$214
This Cheapflightsfares deal was found by Cheapflights users on 12/28. 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.
Sun 12/284:18 pmSJU - IAD
Nonstop4h 13mFrontier
Tue 12/308:15 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$215
This Cheapflightsfares deal was found by Cheapflights users on 12/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:07 pmSJU - IAD
Nonstop4h 13mFrontier
Mon 1/56:05 amIAD - SJU
1 stop7h 56mFrontier
Deal found 12/29$225
This Cheapflightsfares deal was found by Cheapflights users on 12/28. 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.
Sun 12/284:18 pmSJU - IAD
Nonstop4h 13mFrontier
Fri 1/28:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 12/28$240
This United Airlines deal was found by Cheapflights users on 12/28. 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 12/315:10 pmGCM - IAD
Nonstop3h 19mUnited Airlines
Mon 1/512:54 pmIAD - GCM
Nonstop3h 41mUnited Airlines
Deal found 12/28$314
This Delta deal was found by Cheapflights users on 12/28. 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 12/311:52 pmGCM - IAD
1 stop9h 00mDelta
Mon 1/56:20 amIAD - GCM
1 stop6h 20mDelta
Deal found 12/28$319

Find 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 December 30, 2025.

Round-trip from

$128
(Travelocity)

One-way from

$97
(United Airlines)
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 December 30, 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

Thu 1/15

9:04 pm-7:58 pm

1 stop23h 54m

Washington, D.C. Dulles Intl

Mon 1/19

7:14 pm-11:59 pm

Nonstop3h 45m

$127

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Sat 1/10

2:57 pm-6:10 pm

Nonstop4h 13m

Washington, D.C. Dulles Intl

Mon 1/12

7:19 pm-12:13 am

Nonstop3h 54m

$133

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 1/16

6:48 pm-8:18 pm

2 stops26h 30m

Washington, D.C. Dulles Intl

Mon 1/19

7:14 pm-11:59 pm

Nonstop3h 45m

$154

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 1/16

5:50 pm-8:55 pm

Nonstop4h 05m

Washington, D.C. Dulles Intl

Tue 1/20

5:32 pm-10:22 pm

Nonstop3h 50m

$198

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Wed 1/28

3:10 pm-12:24 am

1 stop10h 14m

Washington, D.C. Dulles Intl

Wed 2/4

7:15 am-4:20 pm

1 stop8h 05m

$219

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Mon 1/12

4:25 pm-11:37 pm

1 stop8h 12m

Washington, D.C. Dulles Intl

Sat 1/24

7:15 am-4:10 pm

1 stop7h 55m

$230

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Thu 3/26

7:05 am-11:10 am

Nonstop4h 05m

Washington, D.C. Dulles Intl

Tue 4/7

8:34 am-12:34 pm

Nonstop4h 00m

$242

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 6/19

7:20 am-11:21 am

Nonstop4h 01m

Washington, D.C. Dulles Intl

Sun 7/5

5:28 pm-9:24 pm

Nonstop3h 56m

$260

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Wed 3/18

10:04 am-7:24 am

1 stop21h 20m

Washington, D.C. Dulles Intl

Sun 3/22

8:09 am-8:54 am

1 stop24h 45m

$261

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Wed 3/18

10:04 am-7:24 am

1 stop21h 20m

Washington, D.C. Dulles Intl

Tue 3/24

6:20 am-9:45 am

2 stops27h 25m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

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 December 30, 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.

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 December 30, 2025.

The most flights from zzEPX to IAD are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 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 December 30, 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
8,014 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

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
8,014 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

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
8,014 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

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
9,121 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

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
11,074 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Crew

8.5

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 53m. Fly via Frontier, Delta, or United Airlines to get the fastest option. Caribbean Islands and Washington, D.C. Dulles Intl Airport are separated by a distance of 1608 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?

    $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 United Airlines and Delta, with prices starting from $128 and $142, 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, Oranjestad Reina Beatrix - Washington, D.C. Dulles Intl and Santo Domingo Las Americas - 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 (93%), United Airlines (93%) and Frontier (65%).

  • 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 $431, our data indicates the cheapest price to be $88. The most popular route (San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl), is priced around $140.

  • 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

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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
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Denver to Reagan-National flights
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Miami to Reagan-National flights
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Tampa to Baltimore flights
Newark 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 December 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$88Average$236FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$216Average$500FlexibilityNo cancel feeOn-time69%
DeltaCheapest$269Average$519FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$342Average$342FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$434Average$578FlexibilityNo cancel feeOn-time71%

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