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$84+ Cheap flights from Dulles Intl (IAD) to Caribbean

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SJU
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Dulles Intl to Caribbean

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Caribbean (0CB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Dulles Intl to Caribbean

Cheapest flights from Dulles Intl to Caribbean
Explore the most affordable flight options available from Dulles Intl to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

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 12/1612:14 pmIAD - SJU
1 stop10h 45mFrontier
Wed 12/183:54 amSJU - IAD
1 stop28h 26mFrontier
Deal found 11/19$184
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:00 amIAD - SJU
1 stop7h 14mDelta
Mon 12/167:10 amSJU - IAD
1 stop6h 45mDelta
Deal found 11/19$248
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/113:28 pmIAD - SJU
2 stops29h 21mMultiple Airlines
Tue 1/144:49 pmSJU - IAD
2 stops20h 23mMultiple Airlines
Deal found 11/19$268
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:00 amIAD - SJU
1 stop7h 40mUnited Airlines
Wed 12/185:50 pmSJU - IAD
Nonstop4h 00mUnited Airlines
Deal found 11/18$333
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:00 amIAD - NAS
1 stop7h 33mUnited Airlines
Sat 12/211:05 pmNAS - IAD
Nonstop2h 47mUnited Airlines
Deal found 11/20$333
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/66:00 amIAD - NAS
1 stop7h 29mDelta
Wed 12/112:54 pmNAS - IAD
1 stop6h 41mDelta
Deal found 11/20$343
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/35:48 pmIAD - NAS
2 stops17h 28mAmerican Airlines
Sat 12/73:00 pmNAS - IAD
2 stops17h 39mAmerican Airlines
Deal found 11/18$348
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/268:22 amIAD - AUA
1 stop26h 53mCopa Airlines
Wed 12/41:19 pmAUA - IAD
1 stop15h 03mCopa Airlines
Deal found 11/19$395
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/125:00 amIAD - SJU
1 stop14h 55mAmerican Airlines
Fri 12/134:45 pmSJU - IAD
1 stop16h 54mAmerican Airlines
Deal found 11/19$401
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.
Wed 11/272:20 pmIAD - AUA
1 stop18h 40mAvianca
Tue 12/35:40 pmAUA - IAD
1 stop20h 20mAvianca
Deal found 11/19$403
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:00 amIAD - AUA
1 stop8h 20mDelta
Wed 12/114:35 pmAUA - IAD
1 stop8h 21mDelta
Deal found 11/20$404
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.
Fri 11/296:40 pmIAD - MBJ
1 stop19h 05mMultiple Airlines
Fri 12/62:38 pmMBJ - IAD
2 stops19h 07mMultiple Airlines
Deal found 11/18$408

Find flights from Dulles Intl to Caribbean within your budget

Customize your flight search to find flights from Dulles Intl to Caribbean 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

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Route

Depart

Return

Price

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Thu 1/30

6:57 pm-1:58 pm

1 stop18h 01m

San Juan Luis Munoz Marin Intl

Sun 2/2

9:49 pm-5:05 pm

1 stop20h 16m

$183

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Mon 1/6

8:11 am-10:50 am

2 stops25h 39m

San Juan Luis Munoz Marin Intl

Fri 1/17

10:40 am-6:19 pm

1 stop8h 39m

$226

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Wed 12/11

6:00 am-5:15 pm

1 stop10h 15m

San Juan Luis Munoz Marin Intl

Sat 12/14

7:10 am-12:55 pm

1 stop6h 45m

$248

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Wed 12/11

6:00 am-2:40 pm

1 stop7h 40m

San Juan Luis Munoz Marin Intl

Thu 12/12

5:50 pm-8:50 pm

Nonstop4h 00m

$333

Washington, D.C.Nassau

IAD - NAS

IADNAS

Washington, D.C. Dulles Intl

Wed 12/4

6:00 am-1:33 pm

1 stop7h 33m

Nassau Intl

Fri 12/6

12:55 pm-8:18 pm

1 stop7h 23m

$333

Washington, D.C.Nassau

IAD - NAS

IADNAS

Washington, D.C. Dulles Intl

Wed 1/8

6:00 am-11:52 am

1 stop5h 52m

Nassau Intl

Thu 1/16

5:26 pm-12:18 am

1 stop6h 52m

$343

Washington, D.C.Nassau

IAD - NAS

IADNAS

Washington, D.C. Dulles Intl

Sat 2/1

1:52 pm-11:51 am

2 stops21h 59m

Nassau Intl

Wed 2/5

3:05 pm-8:43 am

2 stops17h 38m

$348

Washington, D.C.Oranjestad

IAD - AUA

IADAUA

Washington, D.C. Dulles Intl

Sun 4/27

8:15 am-12:40 pm

Nonstop4h 25m

Oranjestad Reina Beatrix

Tue 5/6

4:30 pm-9:02 pm

Nonstop4h 32m

$380

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sat 2/22

1:18 am-12:17 pm

1 stop9h 59m

Willemstad Hato Int.

Sat 3/1

1:14 pm-3:15 am

1 stop15h 01m

$389

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Fri 1/24

8:05 pm-11:45 am

1 stop14h 40m

San Juan Luis Munoz Marin Intl

Mon 1/27

8:05 am-11:58 pm

1 stop16h 53m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

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

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Dulles Intl 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.

Travel insights for flights from Dulles Intl to Caribbean

Get recent, data-driven insights about flights from Dulles Intl to Caribbean including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Caribbean (average of $254). Flying from Washington, D.C. Dulles Intl Airport to Caribbean in March is currently the most expensive (average of $335). 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 IAD to CB?

Find hourly flight availability from Dulles Intl to Caribbean. 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, 2024.

When flying from Washington, D.C. Dulles Intl Airport to Caribbean, 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 Washington, D.C. Dulles Intl Airport to Caribbean

Explore weekly flight availability from Dulles Intl to Caribbean. 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, 2024.

The most flights from IAD to 0CB 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 Caribbean by month

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

In terms of precipitation, rainfall in Caribbean ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean when rainfall is around 2.2 in.

Temperature in Caribbean by month

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

If weather is an important factor for your trip to Caribbean, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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 Caribbean. Reviews last updated November 20, 2024.
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Copa Airlines
7.8
Good
1,785 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Overall

8.1

Food

7.2

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Caribbean. 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 Washington, D.C. Dulles Intl Airport to Caribbean one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Caribbean are Frontier ($84), United Airlines ($109), and Delta ($113).

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

    The most popular flight routes from Washington, D.C. Dulles Intl Airport to Caribbean are Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl, Washington, D.C. Dulles Intl - Punta Cana and Washington, D.C. Dulles Intl - Oranjestad Reina Beatrix.

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

    While on average a flight from Washington, D.C. Dulles Intl Airport to Caribbean is generally $1,021, our data shows the cheapest flight currently is $166. When looking at the most popular route, (Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl), you can expect to pay $177 for that flight.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Caribbean.

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

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

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Caribbean (average of $254). Flying from Washington, D.C. Dulles Intl Airport to Caribbean in March is currently the most expensive (average of $335). 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.

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Alternative routes for Dulles Intl to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Cancún flights
Baltimore to Fort Lauderdale flights
Dulles Intl to Dallas/Fort Worth flights
Reagan-National to Orlando flights
Baltimore to Cancún flights
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Baltimore to Dallas/Fort Worth flights
Reagan-National to Los Angeles flights
Baltimore to Miami flights
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Baltimore to Las Vegas flights
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Reagan-National to Cancún flights
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Reagan-National to Dallas/Fort Worth flights
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Dulles Intl to Miami flights
Dulles Intl to Heathrow flights
Dulles Intl to Seattle flights
Reagan-National to Las Vegas flights
Dulles Intl to New Orleans flights
Reagan-National to Luis Munoz Marin Intl flights
Baltimore to Denver flights
Dulles Intl to Hobby flights
Reagan-National to Boston flights
Reagan-National to Fort Lauderdale flights
Baltimore to New Orleans flights
Dulles Intl to San Salvador flights
Dulles Intl to Denver flights
Dulles Intl to Charles de Gaulle flights
Baltimore to O'Hare Intl flights
Reagan-National to San Francisco flights
Dulles Intl to San Francisco flights
Baltimore to Heathrow flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Tampa flights
Reagan-National to Seattle flights
Reagan-National to O'Hare Intl flights
Reagan-National to Atlanta flights
Dulles Intl to Haneda flights
Dulles Intl to Salt Lake City flights
Baltimore to Luis Munoz Marin Intl flights
Reagan-National to Denver flights
Baltimore to Tampa flights

Top 8 airlines flying from Dulles Intl to Caribbean

Discover the top 8 airlines that operate flights from Dulles Intl to Caribbean. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$96Average$284FlexibilityNo cancel feeOn-time65%
FrontierCheapest$108Average$317FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$151Average$375FlexibilityNo cancel feeOn-time62%
DeltaCheapest$258Average$548FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$596FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$293Average$663FlexibilityNo cancel feeOn-time71%
AviancaCheapest$323Average$581FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$331Average$491FlexibilityNo cancel feeOn-time70%
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