HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Willemstad

$176+ 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUR
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Willemstad with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find 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 November 2, 2025.

This Air Canada deal was found by Cheapflights users on 10/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:30 pmIAD - CUR
1 stop22h 50mAir Canada
Fri 11/75:20 pmCUR - IAD
1 stop23h 26mAir Canada
Deal found 10/31$336
This Air Canada deal was found by Cheapflights users on 10/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:20 pmIAD - CUR
1 stop24h 50mAir Canada
Mon 11/175:20 pmCUR - IAD
2 stops19h 19mAir Canada
Deal found 10/31$344
This Gotogate deal was found by Cheapflights users on 11/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:12 pmIAD - CUR
2 stops17h 08mAir Canada
Sat 11/85:20 pmCUR - IAD
1 stop19h 25mAir Canada
Deal found 11/1$346
This Air Canada deal was found by Cheapflights users on 10/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:11 pmIAD - CUR
2 stops15h 59mAir Canada
Sat 11/225:20 pmCUR - IAD
1 stop28h 06mAir Canada
Deal found 10/30$352
This Air Canada deal was found by Cheapflights users on 10/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:45 amIAD - CUR
1 stop28h 25mAir Canada
Mon 11/104:10 pmCUR - IAD
1 stop29h 44mAir Canada
Deal found 10/31$355
This flugladen.de deal was found by Cheapflights users on 10/31. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:35 pmIAD - CUR
1 stop19h 50mMultiple Airlines
Fri 11/145:20 pmCUR - IAD
1 stop23h 26mMultiple Airlines
Deal found 10/31$357
This Expedia deal was found by Cheapflights users on 10/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:45 amIAD - CUR
2 stops29h 35mAir Canada
Fri 11/74:10 pmCUR - IAD
1 stop29h 44mAir Canada
Deal found 10/30$361
This Air Canada deal was found by Cheapflights users on 10/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:45 amIAD - CUR
1 stop28h 25mAir Canada
Tue 11/115:20 pmCUR - IAD
2 stops29h 02mAir Canada
Deal found 10/31$366

Cheap 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 November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$339
(Air Canada)

One-way from

$176
(Copa Airlines)

Popular in

December

Cheapest in

May

Average price

$629
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. 12% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 2, 2025.
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 11/17

4:30 pm-4:20 pm

1 stop22h 50m

Willemstad Hato Int.

Mon 11/24

4:10 pm-11:23 am

1 stop20h 13m

$394

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sun 11/9

9:00 am-4:20 pm

1 stop30h 20m

Willemstad Hato Int.

Wed 11/12

6:15 pm-1:15 pm

1 stop20h 00m

$404

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Tue 1/27

2:35 pm-11:25 am

1 stop19h 50m

Willemstad Hato Int.

Sun 2/1

6:15 pm-4:25 am

1 stop11h 10m

$406

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sun 1/4

1:12 am-12:14 pm

1 stop10h 02m

Willemstad Hato Int.

Tue 3/3

1:19 pm-3:15 am

1 stop14h 56m

$410

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sat 11/29

1:13 am-2:38 pm

1 stop12h 25m

Willemstad Hato Int.

Sun 12/7

1:16 pm-3:22 am

1 stop15h 06m

$410

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Wed 1/14

1:12 am-2:35 pm

1 stop12h 23m

Willemstad Hato Int.

Mon 1/19

3:37 pm-3:13 am

1 stop12h 36m

$410

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Wed 1/21

1:12 am-2:35 pm

1 stop12h 23m

Willemstad Hato Int.

Tue 1/27

3:37 pm-3:13 am

1 stop12h 36m

$410

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Mon 1/26

1:12 am-12:14 pm

1 stop10h 02m

Willemstad Hato Int.

Sun 2/1

1:19 pm-3:15 am

1 stop14h 56m

$410

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sun 12/14

1:20 pm-3:10 pm

1 stop24h 50m

Willemstad Hato Int.

Thu 12/18

5:20 pm-3:46 pm

1 stop23h 26m

$419

Washington, D.C.Willemstad

IAD - CUR

IADCUR

Washington, D.C. Dulles Intl

Sun 11/30

7:01 am-3:15 pm

1 stop7h 14m

Willemstad Hato Int.

Sun 12/7

4:21 pm-12:12 am

1 stop8h 51m

$422

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 20 results
1
2

Compare providers for flights from Dulles Intl to Willemstad

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Willemstad in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Willemstad flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Willemstad flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 31, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Willemstad is 78 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 $569). 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 CUR?

Find hourly flight availability from Dulles Intl to Willemstad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 2, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Willemstad, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 16% versus a flight in the afternoon.

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 November 2, 2025.
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
8,001 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Copa Airlines
7.6
Good
1,561 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
American Airlines
7.2
Good
11,036 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Avianca
6.6
Okay
2,467 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

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 19h 50m. 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 $220. Additional round-trip tickets that might be worth considering are offered by Delta and Copa Airlines, with the lowest prices starting at $292 and $388, respectively. You may be able to fly from Washington, D.C. Dulles Intl Airport to Willemstad for 61% 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 $569). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Willemstad

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Willemstad flights
Reagan-National 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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$220Average$471FlexibilityNo cancel feeOn-time71%
DeltaCheapest$292Average$664FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$388Average$576FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$518Average$783FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.