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Dulles Intl

$117+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
may. 4 — may. 111
dom. 5/4
dom. 5/11
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 abril 29, 2025.

Round-trip from

$148
(Cheapflightsfares)

One-way from

$117
(Cheapflightsfares)

Popular in

June

Cheapest in

May

Average price

$279

Good round-trip deal

$297 or less

Good one-way deal

$190 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. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
jue. 5/227:20 amSJU - IAD
Nonstop3h 55mFrontier
dom. 6/112:28 pmIAD - SJU
Nonstop3h 50mFrontier
Deal found 4/29$148
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/211:05 amSJU - IAD
1 stop6h 14mUnited Airlines
dom. 6/18:40 amIAD - SJU
Nonstop3h 54mUnited Airlines
Deal found 4/29$281
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/222:30 pmSJU - IAD
1 stop9h 32mAmerican Airlines
jue. 5/295:02 amIAD - SJU
1 stop6h 08mAmerican Airlines
Deal found 4/28$285
This Delta deal was found by Cheapflights users on 4/28. 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.
mar. 5/136:15 amSJU - IAD
1 stop8h 27mDelta
mar. 5/276:00 amIAD - SJU
1 stop6h 45mDelta
Deal found 4/28$295
This Priceline deal was found by Cheapflights users on 4/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/242:50 pmSJU - IAD
1 stop20h 57mMultiple Airlines
dom. 6/112:28 pmIAD - SJU
Nonstop3h 50mMultiple Airlines
Deal found 4/29$333
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/166:30 pmNAS - IAD
2 stops14h 08mAmerican Airlines
mar. 5/205:26 pmIAD - NAS
1 stop16h 04mAmerican Airlines
Deal found 4/28$334
This Copa Airlines deal was found by Cheapflights users on 4/29. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/252:35 pmPOS - IAD
1 stop10h 45mCopa Airlines
dom. 8/102:45 amIAD - POS
1 stop10h 33mCopa Airlines
Deal found 4/29$337
This Copa Airlines deal was found by Cheapflights users on 4/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/912:38 pmNAS - IAD
1 stop15h 42mCopa Airlines
dom. 8/102:45 amIAD - NAS
1 stop8h 43mCopa Airlines
Deal found 4/28$338
This United Airlines deal was found by Cheapflights users on 4/28. 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.
mié. 5/712:50 pmNAS - IAD
1 stop8h 17mUnited Airlines
lun. 5/124:00 pmIAD - NAS
1 stop21h 50mUnited Airlines
Deal found 4/28$346
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/273:27 pmPUJ - IAD
1 stop8h 37mFrontier
mar. 7/16:10 amIAD - PUJ
1 stop8h 00mFrontier
Deal found 4/28$351
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/43:20 pmNAS - IAD
1 stop8h 15mDelta
mar. 6/107:10 amIAD - NAS
1 stop4h 42mDelta
Deal found 4/29$356
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/71:44 pmSDQ - IAD
1 stop21h 49mFrontier
sáb. 6/141:29 pmIAD - SDQ
1 stop21h 15mFrontier
Deal found 4/29$356

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 abril 29, 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

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 5/22

7:20 am-11:15 am

Nonstop3h 55m

Washington, D.C. Dulles Intl

dom. 6/1

12:28 pm-4:18 pm

Nonstop3h 50m

$148

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

mié. 5/21

1:05 am-7:19 am

1 stop6h 14m

Washington, D.C. Dulles Intl

dom. 6/1

8:40 am-12:34 pm

Nonstop3h 54m

$281

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

jue. 5/22

2:30 pm-12:02 am

1 stop9h 32m

Washington, D.C. Dulles Intl

jue. 5/29

5:02 am-11:10 am

1 stop6h 08m

$285

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

mar. 5/13

6:15 am-2:42 pm

1 stop8h 27m

Washington, D.C. Dulles Intl

mar. 5/27

6:00 am-12:45 pm

1 stop6h 45m

$295

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

sáb. 5/24

2:50 pm-11:47 am

1 stop20h 57m

Washington, D.C. Dulles Intl

dom. 6/1

12:28 pm-4:18 pm

Nonstop3h 50m

$333

NassauWashington, D.C.

NAS - IAD

NASIAD

Nassau Intl

vie. 5/16

6:30 pm-8:38 am

2 stops14h 08m

Washington, D.C. Dulles Intl

mar. 5/20

5:26 pm-9:30 am

1 stop16h 04m

$334

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

vie. 7/25

2:35 pm-1:20 am

1 stop10h 45m

Washington, D.C. Dulles Intl

dom. 8/10

2:45 am-1:18 pm

1 stop10h 33m

$337

NassauWashington, D.C.

NAS - IAD

NASIAD

Nassau Intl

sáb. 8/9

12:38 pm-4:20 am

1 stop15h 42m

Washington, D.C. Dulles Intl

dom. 8/10

2:45 am-11:28 am

1 stop8h 43m

$338

NassauWashington, D.C.

NAS - IAD

NASIAD

Nassau Intl

mié. 6/4

1:13 pm-9:34 pm

1 stop8h 21m

Washington, D.C. Dulles Intl

mar. 6/10

7:10 am-11:52 am

1 stop4h 42m

$346

Punta CanaWashington, D.C.

PUJ - IAD

PUJIAD

Punta Cana

vie. 6/27

3:27 pm-12:04 am

1 stop8h 37m

Washington, D.C. Dulles Intl

mar. 7/1

6:10 am-2:10 pm

1 stop8h 00m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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, August is the cheapest month in which you can book a flight from Caribbean to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Caribbean to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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 abril 29, 2025.

When flying from Caribbean 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 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 abril 29, 2025.

The most flights from 0CB to IAD are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 abril 29, 2025.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Alaska Airlines
8.0
Very good
9,961 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.5
Good
1,411 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,698 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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 $117 on Frontier. Other airlines that offer cheap prices include American Airlines from $121 and United Airlines from $123 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, Port of Spain Piarco Intl - Washington, D.C. Dulles Intl and Santo Domingo Las Americas - Washington, D.C. Dulles Intl.

  • 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 $130. 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 $1,834 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, August is the cheapest month in which you can book a flight from Caribbean to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Caribbean to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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 Caribbean?

Book flights to Caribbean if you plan to visit one of these locations
Alexandria
Arlington
Woodbridge
Tysons
Fairfax
Springfield
Rockville
Fredericksburg
Silver Spring
Gaithersburg
Linthicum Heights
Falls Church
Laurel
Easton
Towson
Herndon
Sterling
Bowie
National Harbor
Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

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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.
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Baltimore flights
Los Angeles to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Seattle to Dulles Intl flights
Boston to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Seattle to Reagan-National flights
Boston to Baltimore flights
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San Francisco to Dulles Intl flights
San Francisco to Reagan-National flights
Seattle to Baltimore flights
San Francisco to Baltimore flights
Atlanta to Baltimore flights
O'Hare Intl to Dulles Intl flights
Atlanta to Dulles Intl flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to Baltimore flights
Orlando to Baltimore flights
Atlanta to Reagan-National flights
San Diego to Dulles Intl flights
Hobby to Baltimore flights
Hobby to Reagan-National flights
Tampa to Baltimore flights
Ontario to Dulles Intl flights
Orlando to Reagan-National flights
Tampa to Dulles Intl flights
Denver to Baltimore flights
San Diego to Reagan-National flights
Orlando to Dulles Intl flights
Fort Lauderdale to Baltimore flights
Midway to Baltimore flights
Tampa to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights
Minneapolis to Dulles Intl flights
Denver to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Hobby to Dulles Intl flights
LaGuardia to Reagan-National flights
Salt Lake City to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Sky Harbor Intl to Dulles Intl flights
Midway to Dulles Intl flights
Portland to Reagan-National flights
Sky Harbor Intl to Reagan-National flights
Miami to Baltimore flights
Burbank to Baltimore flights
Minneapolis to Reagan-National flights

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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$59Average$357FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$261Average$517FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$268Average$500FlexibilityNo cancel feeOn-time69%
DeltaCheapest$269Average$471FlexibilityNo cancel feeOn-timeN/A

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