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Dulles Intl

$91+ Cheap flights from Caribbean 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Caribbean to Dulles Intl

Keep the following information in mind while searching for Caribbean to Dulles Intl flight deals. Data was last updated November 20, 2025.

Round-trip from

$144
(FlightHub)

One-way from

$91
(eDestinos)

Popular in

March

Cheapest in

July

Average price

$283

Good round-trip deal

$289 or less

Good one-way deal

$147 or less
From Caribbean to Washington, D.C. Dulles Intl
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One-way flight from Caribbean to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 3% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Caribbean to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Caribbean to Washington, D.C. Dulles Intl.
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Find flight deals from Caribbean to Dulles Intl

Cheapest flights from Caribbean to Dulles Intl
Explore the most affordable flight options available from Caribbean to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This FlightHub deal was found by Cheapflights users on 11/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:30 amSJU - IAD
Nonstop4h 13mFrontier
Sun 12/1412:04 pmIAD - SJU
1 stop10h 46mFrontier
Deal found 11/19$144
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 11/254:08 pmSJU - IAD
Nonstop4h 03mFrontier
Sun 11/308:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/18$148
This FlightHub deal was found by Cheapflights users on 11/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/223:58 pmSJU - IAD
Nonstop4h 03mFrontier
Sun 11/308:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/20$150
This Kiwi.com deal was found by Cheapflights users on 11/18. 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
2 stops19h 34mFrontier
Deal found 11/18$156
This FlightHub deal was found by Cheapflights users on 11/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:18 pmSJU - IAD
Nonstop4h 13mFrontier
Sat 1/1010:03 amIAD - SJU
1 stop26h 46mFrontier
Deal found 11/19$159
This WAYA deal was found by Cheapflights users on 11/19. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/193:54 amSJU - IAD
1 stop7h 15mFrontier
Sun 1/48:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 11/19$163
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Thu 12/46:30 amSJU - IAD
Nonstop4h 13mFrontier
Sun 12/712:04 pmIAD - SJU
1 stop20h 33mFrontier
Deal found 11/20$164
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 11/244:08 pmSJU - IAD
Nonstop4h 03mFrontier
Mon 12/18:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 11/18$167
This Super.com deal was found by Cheapflights users on 11/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:18 pmSJU - IAD
Nonstop4h 13mFrontier
Sat 1/38:26 pmIAD - SJU
Nonstop3h 54mFrontier
Deal found 11/19$168
This Frontier deal was found by Cheapflights users on 11/19. 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.
Sat 12/2011:12 amMBJ - IAD
1 stop7h 04mFrontier
Tue 12/306:34 amIAD - MBJ
1 stop7h 55mFrontier
Deal found 11/19$204
This Frontier deal was found by Cheapflights users on 11/19. 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.
Mon 12/83:31 pmMBJ - IAD
1 stop7h 34mFrontier
Wed 12/316:05 amIAD - MBJ
1 stop8h 24mFrontier
Deal found 11/19$255
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:31 pmMBJ - IAD
1 stop7h 34mFrontier
Fri 1/27:11 pmIAD - MBJ
1 stop14h 46mFrontier
Deal found 11/19$265

Cheapflights Fare Finder

 
Customize your flight search to find flights from Caribbean 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 20, 2025.
Use the filters below to find and compare flights from Caribbean to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Caribbean

Fly to

Dulles Intl

Route

Depart

Return

Price

Montego BayWashington, D.C.

MBJ - IAD

MBJIAD

Montego Bay Sangster Intl

Mon 12/8

3:31 pm-11:05 pm

1 stop7h 34m

Washington, D.C. Dulles Intl

Mon 1/5

6:05 am-2:29 pm

1 stop8h 24m

$255

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Wed 1/28

1:50 pm-11:12 pm

1 stop10h 22m

Washington, D.C. Dulles Intl

Tue 2/3

7:01 am-3:06 pm

1 stop7h 05m

$283

Montego BayWashington, D.C.

MBJ - IAD

MBJIAD

Montego Bay Sangster Intl

Mon 12/8

3:31 pm-11:05 pm

1 stop7h 34m

Washington, D.C. Dulles Intl

Tue 12/30

9:58 pm-2:29 pm

2 stops16h 31m

$289

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Wed 1/28

1:02 pm-4:25 pm

Nonstop4h 23m

Washington, D.C. Dulles Intl

Tue 2/3

8:59 am-1:56 pm

Nonstop3h 57m

$294

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Wed 1/28

1:02 pm-4:25 pm

Nonstop4h 23m

Washington, D.C. Dulles Intl

Wed 2/4

8:59 am-1:56 pm

Nonstop3h 57m

$294

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Thu 1/15

2:15 pm-11:37 pm

1 stop10h 22m

Washington, D.C. Dulles Intl

Sun 1/18

12:37 pm-11:45 pm

1 stop10h 08m

$299

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Fri 1/30

5:25 pm-11:18 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Wed 2/4

8:59 am-1:56 pm

Nonstop3h 57m

$299

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Wed 1/28

5:25 pm-11:18 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Sun 2/1

8:59 am-1:56 pm

Nonstop3h 57m

$299

Saint Thomas IslandWashington, D.C.

STT - IAD

STTIAD

Saint Thomas Island Cyril E King

Wed 1/28

4:15 pm-12:24 am

1 stop9h 09m

Washington, D.C. Dulles Intl

Wed 2/4

6:00 am-3:05 pm

1 stop8h 05m

$303

Montego BayWashington, D.C.

MBJ - IAD

MBJIAD

Montego Bay Sangster Intl

Sat 12/20

11:12 am-6:16 pm

1 stop7h 04m

Washington, D.C. Dulles Intl

Tue 12/30

6:34 am-2:29 pm

1 stop7h 55m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

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

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

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

Currently, June is the cheapest month in which you can book a flight from Caribbean to Washington, D.C. Dulles Intl Airport (average of $59). Flying from Caribbean 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 CB to IAD?

Find hourly flight availability from Caribbean 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 20, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 36% on flights from Caribbean to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the evening.

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

Explore weekly flight availability from Caribbean 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 20, 2025.

The most flights from 0CB to IAD are scheduled on a Monday (4 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 20, 2025.
Read through reviews of airlines operating flights from Caribbean to Washington, D.C. Dulles Intl Airport, such as Delta, Copa Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
8,002 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
1,566 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
9,029 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
11,047 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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.
Frontier
5.8
Fair
3,104 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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 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 to Washington, D.C. Dulles Intl Airport?

    A quick flight from Caribbean to Washington, D.C. Dulles Intl Airport can take about 4h 23m. Frontier provides one of the quickest options available for as low as $294. Caribbean and Washington, D.C. Dulles Intl Airport are separated by a distance of 1608 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $108 on United Airlines. Other airlines that offer cheap prices include Delta from $113 and American Airlines from $144 one-way.

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

    The most popular flight routes from Caribbean to Washington, D.C. Dulles Intl Airport are San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl, Saint Thomas Island Cyril E King - Washington, D.C. Dulles Intl and Port of Spain Piarco Intl - Washington, D.C. Dulles Intl.

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

    The top 3 most reliable airlines when flying from Caribbean to Washington, D.C. Dulles Intl Airport are Air Canada (92%), United Airlines (92%) and Frontier (46%).

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

    Looking at all options, your cheapest flight can be booked for $77. While the most popular route (San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl) can be booked for $182 on average, our data indicates $389 when flying from Caribbean to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Caribbean to Washington, D.C. Dulles Intl Airport (average of $59). Flying from Caribbean 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 to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Dallas/Fort Worth to Dulles Intl flights
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O'Hare Intl to Reagan-National flights
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Fort Lauderdale to Baltimore flights
Detroit to Baltimore flights
Tampa to Reagan-National flights
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Orlando to Baltimore flights
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Tampa to Baltimore flights
George Bush Intcntl to Reagan-National flights
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Midway to Baltimore flights
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Top 4 airlines flying from Caribbean to Dulles Intl

Discover the top 4 airlines that operate flights from Caribbean 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 20, 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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