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Dulles Intl

$114+ 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
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 October 2, 2025.

Round-trip from

$146
(Kiwi.com)

One-way from

$114
(Kiwi.com)

Popular in

March

Cheapest in

July

Average price

$310

Good round-trip deal

$233 or less

Good one-way deal

$151 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 ($2 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 October 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 October 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/2. 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 10/234:26 pmSJU - IAD
Nonstop3h 56mFrontier
Thu 10/308:26 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 10/2$146
This Cheapflightsfares deal was found by Cheapflights users on 10/1. 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.
Thu 10/234:26 pmSJU - IAD
Nonstop3h 56mFrontier
Sun 10/269:07 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 10/1$157
This CheapOair deal was found by Cheapflights users on 9/30. 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.
Thu 10/234:26 pmSJU - IAD
Nonstop3h 56mFrontier
Thu 11/137:26 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 9/30$166
This Frontier deal was found by Cheapflights users on 10/2. 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.
Thu 10/164:26 pmSJU - IAD
Nonstop3h 56mFrontier
Fri 11/143:03 pmIAD - SJU
1 stop9h 29mFrontier
Deal found 10/2$173
This Frontier deal was found by Cheapflights users on 10/2. 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 10/319:00 amSJU - IAD
2 stops14h 29mFrontier
Sun 11/27:26 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 10/2$175
This Cheapflightsfares deal was found by Cheapflights users on 10/2. 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.
Fri 11/214:08 pmSJU - IAD
Nonstop4h 03mFrontier
Sun 11/238:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 10/2$177
This Cheapflightsfares deal was found by Cheapflights users on 10/2. 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.
Thu 10/234:26 pmSJU - IAD
Nonstop3h 56mFrontier
Thu 11/67:26 pmIAD - SJU
Nonstop3h 52mFrontier
Deal found 10/2$182
This Frontier deal was found by Cheapflights users on 10/2. 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.
Thu 10/164:26 pmSJU - IAD
Nonstop3h 56mFrontier
Fri 11/73:25 pmIAD - SJU
1 stop9h 07mFrontier
Deal found 10/2$187
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
Fri 11/214:08 pmSJU - IAD
Nonstop4h 03mFrontier
Mon 11/248:06 pmIAD - SJU
Nonstop3h 47mFrontier
Deal found 9/30$195
This CheapOair deal was found by Cheapflights users on 10/1. 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 10/310:15 amPSE - IAD
1 stop8h 04mFrontier
Sun 10/57:14 pmIAD - PSE
1 stop14h 16mFrontier
Deal found 10/1$252
This CheapOair deal was found by Cheapflights users on 10/1. 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.
Sat 11/1512:15 pmPSE - IAD
1 stop8h 36mFrontier
Sun 11/238:44 amIAD - PSE
1 stop24h 57mFrontier
Deal found 10/1$273
This CheapOair deal was found by Cheapflights users on 10/1. 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.
Tue 11/2511:00 amPSE - IAD
1 stop21h 45mFrontier
Sun 11/308:44 amIAD - PSE
1 stop24h 57mFrontier
Deal found 10/1$294

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 October 2, 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

Wed 11/5

7:15 am-4:57 pm

1 stop10h 42m

Washington, D.C. Dulles Intl

Mon 11/10

7:01 am-5:26 pm

1 stop9h 25m

$245

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Fri 10/24

10:13 am-9:13 pm

1 stop11h 00m

Washington, D.C. Dulles Intl

Sun 10/26

8:02 pm-9:18 am

1 stop13h 16m

$252

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Fri 11/7

12:15 pm-7:51 pm

1 stop8h 36m

Washington, D.C. Dulles Intl

Fri 11/14

8:36 pm-11:20 am

1 stop13h 44m

$252

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Fri 11/14

12:15 pm-7:51 pm

1 stop8h 36m

Washington, D.C. Dulles Intl

Sun 11/16

8:36 pm-11:20 am

1 stop13h 44m

$252

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Fri 10/17

10:13 am-8:43 pm

1 stop10h 30m

Washington, D.C. Dulles Intl

Sun 10/19

8:02 pm-9:49 am

1 stop13h 47m

$252

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Sat 11/15

12:15 pm-7:51 pm

1 stop8h 36m

Washington, D.C. Dulles Intl

Sun 11/23

8:44 am-10:41 am

1 stop24h 57m

$273

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Thu 10/16

4:55 pm-8:52 pm

Nonstop3h 57m

Washington, D.C. Dulles Intl

Mon 10/20

8:39 am-12:34 pm

Nonstop3h 55m

$283

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Thu 11/27

10:55 am-7:50 am

1 stop21h 55m

Washington, D.C. Dulles Intl

Sun 11/30

8:44 am-10:41 am

1 stop24h 57m

$294

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Tue 11/25

11:00 am-7:45 am

1 stop21h 45m

Washington, D.C. Dulles Intl

Sun 11/30

8:44 am-10:41 am

1 stop24h 57m

$294

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 10/24

5:43 pm-12:12 am

1 stop6h 29m

Washington, D.C. Dulles Intl

Mon 10/27

6:05 am-1:12 pm

1 stop7h 07m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

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 $292). Flying from Caribbean 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 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 October 2, 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 October 2, 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).

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 October 2, 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
8.0
Very good
7,962 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

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
7,962 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

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
7.6
Good
1,542 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

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
8,933 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

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
11,033 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

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
Frontier
5.8
Fair
3,154 reviews
Delta
8.0
Very good
7,962 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

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 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 3h 57m. Delta provides one of the quickest options available for as low as $283. Caribbean and Washington, D.C. Dulles Intl Airport are separated by a distance of 1573 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 $123 on Delta. Other airlines that offer cheap prices include Frontier from $126 and United Airlines from $145 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 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 Frontier (85%), Air Canada (80%) and United Airlines (80%).

  • 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 $112. 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 $610 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 $292). Flying from Caribbean 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
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Oxon Hill
Laurel
Towson
National Harbor
Dundalk
Waldorf

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.
Dallas/Fort Worth to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Reagan-National flights
O'Hare Intl to Baltimore flights
O'Hare Intl to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Dulles Intl flights
Boston to Reagan-National flights
Boston to Baltimore flights
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San Francisco to Reagan-National flights
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Atlanta to Baltimore flights
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San Francisco to Baltimore flights
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Minneapolis to Reagan-National flights
Midway to Baltimore flights
Detroit to Dulles Intl flights
Minneapolis to Dulles Intl flights
Denver to Baltimore flights
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Seattle to Baltimore flights
Atlanta to Reagan-National flights
Detroit to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Charlotte to Dulles Intl flights
Miami to Reagan-National flights
Charlotte to Baltimore flights
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San Francisco to Dulles Intl flights
Denver to Dulles Intl flights
Salt Lake City to Baltimore flights
Fort Lauderdale to Baltimore flights
John F Kennedy Intl to Reagan-National flights
Orlando to Dulles Intl flights
Providence to Dulles Intl flights
Ontario to Dulles Intl flights
LaGuardia to Reagan-National flights
Austin to Baltimore flights
Salt Lake City to Dulles Intl flights
Ontario to Baltimore 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 October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$85Average$228FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$237Average$477FlexibilityNo cancel feeOn-time69%
DeltaCheapest$269Average$519FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$391Average$493FlexibilityNo cancel feeOn-time71%

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