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Willemstad

$136+ Cheap flights from Dulles Intl (IAD) to Willemstad (CUR)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUR
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
1 adult, Economy
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Cheap flight deals from Dulles Intl to Willemstad

Cheapest flights from Dulles Intl to Willemstad
Explore the most affordable flight options available from Dulles Intl to Willemstad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.

This Avianca deal was found by Cheapflights users on 2/20. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:45 am
IAD
-
CUR
1 stop10h 15m
Avianca
Wed 3/186:15 pm
CUR
-
IAD
1 stop20h 00m
Avianca
Deal found 2/20$327
This Avianca deal was found by Cheapflights users on 2/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:50 am
IAD
-
CUR
1 stop10h 10m
Avianca
Tue 4/286:15 pm
CUR
-
IAD
1 stop11h 05m
Avianca
Deal found 2/22$328
This Avianca deal was found by Cheapflights users on 2/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/194:10 am
IAD
-
CUR
2 stops12h 50m
Avianca
Wed 4/226:15 pm
CUR
-
IAD
1 stop20h 00m
Avianca
Deal found 2/22$329
This Avianca deal was found by Cheapflights users on 2/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:35 pm
IAD
-
CUR
2 stops16h 45m
Avianca
Mon 4/2711:35 am
CUR
-
IAD
1 stop17h 45m
Avianca
Deal found 2/22$330
This Delta deal was found by Cheapflights users on 2/19. 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.
Mon 3/236:01 am
IAD
-
CUR
1 stop7h 38m
Delta
Tue 3/313:04 pm
CUR
-
IAD
1 stop9h 23m
Delta
Deal found 2/19$343
This Copa Airlines deal was found by Cheapflights users on 2/21. 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.
Sat 4/252:21 am
IAD
-
CUR
1 stop12h 09m
Copa Airlines
Sat 5/21:19 pm
CUR
-
IAD
1 stop15h 02m
Copa Airlines
Deal found 2/21$345
This American Airlines deal was found by Cheapflights users on 2/21. 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 5/78:11 pm
IAD
-
CUR
2 stops19h 37m
American Airlines
Mon 5/113:32 pm
CUR
-
IAD
1 stop8h 27m
American Airlines
Deal found 2/21$347
This Avianca deal was found by Cheapflights users on 2/18. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:10 am
IAD
-
CUR
2 stops12h 50m
Avianca
Sun 5/1011:35 am
CUR
-
IAD
1 stop17h 45m
Avianca
Deal found 2/18$348
This Avianca deal was found by Cheapflights users on 2/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:35 pm
IAD
-
CUR
2 stops16h 45m
Avianca
Mon 4/136:15 pm
CUR
-
IAD
1 stop11h 05m
Avianca
Deal found 2/22$349
This Justfly.com deal was found by Cheapflights users on 2/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:35 pm
IAD
-
CUR
1 stop25h 25m
Avianca
Thu 3/1212:35 pm
CUR
-
IAD
1 stop16h 50m
Avianca
Deal found 2/19$350

Find flight deals from Dulles Intl to Willemstad

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Willemstad (CUR). 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 February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$327
(Avianca)

One-way from

$136
(Avianca)

Popular in

March

Cheapest in

May

Average price

$561
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Willemstad Hato Int. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Willemstad Hato Int. flights.
Search Deals
From Washington, D.C. Dulles Intl to Willemstad Hato Int.
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Willemstad Hato Int.
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Willemstad 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 February 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Willemstad that are best for you.

Fly from

Dulles Intl

Fly to

Willemstad

Route

Depart

Return

Price

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Mon 3/9

6:45 am-5:00 pm

1 stop10h 15m

Willemstad Hato Int.

Wed 3/18

6:15 pm-2:15 pm

1 stop20h 00m

$327

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Thu 4/23

6:50 am-5:00 pm

1 stop10h 10m

Willemstad Hato Int.

Tue 4/28

6:15 pm-2:15 pm

1 stop20h 00m

$328

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Thu 5/7

6:50 am-5:00 pm

1 stop10h 10m

Willemstad Hato Int.

Mon 5/11

11:35 am-5:20 am

1 stop17h 45m

$328

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Mon 3/23

6:01 am-1:39 pm

1 stop7h 38m

Willemstad Hato Int.

Tue 3/31

3:04 pm-12:27 am

1 stop9h 23m

$343

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sat 4/25

2:21 am-2:30 pm

1 stop12h 09m

Willemstad Hato Int.

Sat 5/2

1:19 pm-4:21 am

1 stop15h 02m

$345

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Fri 3/6

2:35 pm-11:25 am

1 stop19h 50m

Willemstad Hato Int.

Tue 3/10

6:15 pm-5:25 am

1 stop11h 10m

$347

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Wed 3/11

5:00 am-1:35 pm

2 stops8h 35m

Willemstad Hato Int.

Sun 3/15

4:41 pm-8:30 pm

2 stops27h 49m

$362

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Fri 5/8

6:25 am-2:32 pm

1 stop8h 07m

Willemstad Hato Int.

Mon 5/11

3:32 pm-11:59 pm

1 stop8h 27m

$363

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Mon 3/23

4:00 am-5:00 pm

2 stops13h 00m

Willemstad Hato Int.

Tue 3/31

11:35 am-5:20 am

1 stop17h 45m

$368

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Wed 4/15

3:35 pm-10:20 am

1 stop18h 45m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 18 results
1
2
  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Willemstad flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Willemstad flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Willemstad flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Willemstad flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Willemstad flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Willemstad

Have a flexible travel schedule? Discover the best time to fly to Willemstad 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Willemstad

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Willemstad?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Willemstad. Price data was last updated on February 20, 2026.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Willemstad is 47 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Willemstad (average of $173). Flying from Washington, D.C. Dulles Intl Airport to Willemstad in December is currently the most expensive (average of $537). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Willemstad?

Reviews of airlines servicing Willemstad

Get insights into the airlines that provide service to Willemstad. 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 Willemstad. Reviews last updated February 22, 2026.
Peruse reviews from past customers who have flown with Delta, Copa Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to Willemstad to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

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
8,241 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

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
7.5
Good
1,555 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

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
11,341 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

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.
Avianca
6.6
Okay
2,496 reviews
Delta
7.9
Good
8,241 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

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 Dulles Intl to Willemstad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Willemstad from Washington, D.C. Dulles Intl?

    Most people fly into Willemstad Hato Int. (CUR) if they book a flight to Willemstad from Washington, D.C. Dulles Intl. On average, Hato Int. has 0 inbound flights from Washington, D.C. Dulles Intl per day from 4 airlines. Willemstad Hato Int. is conveniently located just 7.1 mi from Willemstad’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Willemstad?

    Departing from Washington, D.C. Dulles Intl Airport to Willemstad will take you 7h 38m. Washington, D.C. Dulles Intl Airport and Willemstad are separated by a distance of 1920 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Willemstad round-trip?

    Flying on Avianca is currently your cheapest option to Willemstad, with prices starting at $173. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and Delta, with the lowest prices starting at $239 and $292, respectively. You may be able to fly from Washington, D.C. Dulles Intl Airport to Willemstad for 69% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Willemstad 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 Willemstad?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Willemstad (average of $173). Flying from Washington, D.C. Dulles Intl Airport to Willemstad in December is currently the most expensive (average of $537). 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

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Alternative routes for Dulles Intl to Willemstad

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Willemstad flights
Baltimore to Willemstad flights

Top 4 airlines flying from Dulles Intl to Willemstad

Discover the top 4 airlines that operate flights from Dulles Intl to Willemstad. 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 February 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$173Average$441FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$239Average$545FlexibilityNo cancel feeOn-time70%
DeltaCheapest$292Average$570FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$520Average$695FlexibilityNo cancel feeOn-time71%

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