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Willemstad

$138+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUR
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
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 10, 2026.

This Copa Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 4/212:21 am
IAD
-
CUR
1 stop12h 09m
Copa Airlines
Sat 4/253:35 pm
CUR
-
IAD
1 stop12h 47m
Copa Airlines
Deal found 2/8$330
This Avianca deal was found by Cheapflights users on 2/7. 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 4/233:35 pm
IAD
-
CUR
1 stop18h 45m
Avianca
Tue 4/2811:35 am
CUR
-
IAD
1 stop17h 45m
Avianca
Deal found 2/7$332
This Avianca deal was found by Cheapflights users on 2/8. 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 3/15:45 am
IAD
-
CUR
1 stop10h 15m
Avianca
Tue 3/1012:35 pm
CUR
-
IAD
1 stop16h 50m
Avianca
Deal found 2/8$333
This Avianca deal was found by Cheapflights users on 2/7. 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.
Tue 4/145:35 pm
IAD
-
CUR
2 stops16h 45m
Avianca
Sun 4/196:15 pm
CUR
-
IAD
1 stop11h 05m
Avianca
Deal found 2/7$334
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Wed 3/45:00 am
IAD
-
CUR
1 stop9h 03m
American Airlines
Wed 3/113:03 pm
CUR
-
IAD
1 stop17h 45m
American Airlines
Deal found 2/6$343
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Sat 3/219:19 am
IAD
-
CUR
2 stops28h 09m
American Airlines
Thu 3/264:41 pm
CUR
-
IAD
2 stops27h 49m
American Airlines
Deal found 2/9$346
This Avianca deal was found by Cheapflights users on 2/10. 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.
Wed 4/223:35 pm
IAD
-
CUR
1 stop18h 45m
Avianca
Sat 4/256:15 pm
CUR
-
IAD
1 stop11h 05m
Avianca
Deal found 2/10$350
This Avianca deal was found by Cheapflights users on 2/7. 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 3/154:00 am
IAD
-
CUR
2 stops13h 00m
Avianca
Wed 3/186:15 pm
CUR
-
IAD
1 stop20h 00m
Avianca
Deal found 2/7$351
This Avianca deal was found by Cheapflights users on 2/10. 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 4/276:15 pm
CUR
-
IAD
1 stop11h 05m
Avianca
Deal found 2/10$352
This American Airlines deal was found by Cheapflights users on 2/7. 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 5/1210:32 am
IAD
-
CUR
1 stop28h 00m
American Airlines
Tue 5/194:49 pm
CUR
-
IAD
2 stops26h 36m
American Airlines
Deal found 2/7$354
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Mon 2/95:46 pm
IAD
-
CUR
1 stop19h 19m
American Airlines
Wed 2/183:35 pm
CUR
-
IAD
2 stops18h 13m
American Airlines
Deal found 2/8$357

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 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$330
(Copa Airlines)

One-way from

$138
(Avianca)

Popular in

March

Cheapest in

May

Average price

$580
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. 17% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 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 10, 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 5/11

2:21 am-12:18 pm

1 stop9h 57m

Willemstad Hato Int.

Tue 5/19

1:19 pm-4:21 am

1 stop15h 02m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sun 5/10

2:21 am-2:36 pm

1 stop12h 15m

Willemstad Hato Int.

Fri 5/15

3:35 pm-4:21 am

1 stop12h 46m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Tue 5/5

2:21 am-2:36 pm

1 stop12h 15m

Willemstad Hato Int.

Mon 5/11

3:35 pm-4:21 am

1 stop12h 46m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Tue 4/21

2:21 am-2:30 pm

1 stop12h 09m

Willemstad Hato Int.

Sat 4/25

3:35 pm-4:22 am

1 stop12h 47m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Mon 5/11

2:21 am-2:36 pm

1 stop12h 15m

Willemstad Hato Int.

Sun 5/17

1:19 pm-4:21 am

1 stop15h 02m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Mon 3/16

2:18 am-2:32 pm

1 stop12h 14m

Willemstad Hato Int.

Tue 3/24

3:37 pm-4:15 am

1 stop12h 38m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sat 5/9

2:21 am-2:36 pm

1 stop12h 15m

Willemstad Hato Int.

Thu 5/14

3:35 pm-12:33 am

1 stop8h 58m

$330

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Tue 5/12

6:50 am-5:00 pm

1 stop10h 10m

$138

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sun 3/29

10:07 pm-1:45 pm

2 stops15h 38m

$160

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sat 3/28

10:13 pm-1:45 pm

2 stops39h 32m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 12 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 6, 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.

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 10, 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
8,178 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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
8,178 reviews
Delta
7.9
Good
8,178 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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
1,557 reviews
Delta
7.9
Good
8,178 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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
11,259 reviews
Delta
7.9
Good
8,178 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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
6.5
Okay
2,498 reviews
Delta
7.9
Good
8,178 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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 12h 15m. Washington, D.C. Dulles Intl Airport and Willemstad are separated by a distance of 1920 mi.

  • 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 68% 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.
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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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$173Average$511FlexibilityNo 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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