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Dulles Intl

$252+ Cheap flights from Santo Domingo (SDQ) 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDQ — IAD
Sep 14 — Sep 211
Mon 9/14
Mon 9/21
1 adult, Economy
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Cheap flight deals from Santo Domingo to Dulles Intl

Cheapest flights from Santo Domingo to Dulles Intl
Explore the most affordable flight options available from Santo Domingo to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.

This Avianca deal was found by Cheapflights users on 8/11. 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 10/136:50 pm -
1 stop10h 30m
Tue 10/273:35 pm -
1 stop20h 15m
Deal found 8/11$451
This Avianca deal was found by Cheapflights users on 8/11. 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 10/2012:45 pm -
1 stop16h 35m
Sat 10/246:50 am -
1 stop11h 05m
Deal found 8/11$455
This Avianca deal was found by Cheapflights users on 8/10. 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.
Fri 9/186:50 pm -
2 stops21h 05m
Thu 10/83:35 pm -
1 stop20h 15m
Deal found 8/10$457
This Gotogate deal was found by Cheapflights users on 8/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:50 pm -
1 stop10h 30m
Thu 11/125:50 am -
1 stop29h 00m
Deal found 8/10$470
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 10/307:00 am -
2 stops13h 56m
Mon 11/305:44 pm -
2 stops20h 08m
Deal found 8/12$484
This Faresmojo deal was found by Cheapflights users on 8/12. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:50 pm -
1 stop19h 25m
Sat 9/193:35 pm -
1 stop20h 15m
Deal found 8/12$485
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:20 pm -
2 stops20h 31m
Thu 11/128:07 pm -
2 stops17h 48m
Deal found 8/10$486

Find flight deals from Santo Domingo to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Santo Domingo (SDQ) to Dulles Intl (IAD). 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 August 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$451
(Avianca)

One-way from

$252
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$692
Provider with most accurate pricing for Santo Domingo Las Americas-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santo Domingo Las Americas-Washington, D.C. Dulles Intl flights.
Search Deals
From Santo Domingo Las Americas to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Santo Domingo Las Americas to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santo Domingo 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 August 15, 2026.
Use the filters below to find and compare flights from Santo Domingo to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Fri 9/18

6:50 pm-3:55 pm

2 stops21h 05m

Washington, D.C. Dulles Intl

Thu 10/8

5:35 pm-11:50 am

2 stops18h 15m

$458

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Sat 10/3

12:45 pm-5:20 am

1 stop16h 35m

Washington, D.C. Dulles Intl

Wed 10/28

5:15 pm-11:25 am

2 stops18h 10m

$491

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Sun 12/20

6:00 am-10:13 pm

2 stops17h 13m

Washington, D.C. Dulles Intl

Wed 1/6

5:46 pm-3:47 pm

2 stops21h 01m

$556

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Fri 8/28

12:13 pm-4:21 am

1 stop16h 08m

Washington, D.C. Dulles Intl

Sun 8/30

4:34 pm-1:13 pm

1 stop20h 39m

$569

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Mon 8/31

12:13 pm-4:21 am

1 stop16h 08m

Washington, D.C. Dulles Intl

Wed 9/9

4:34 pm-11:42 am

1 stop19h 08m

$569

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Sun 12/20

1:57 pm-12:20 am

1 stop11h 23m

Washington, D.C. Dulles Intl

Wed 1/6

12:30 pm-12:30 am

1 stop11h 00m

$582

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Tue 9/1

2:16 pm-3:04 pm

1 stop24h 48m

Washington, D.C. Dulles Intl

Mon 9/7

4:34 pm-11:42 am

1 stop19h 08m

$610

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Thu 1/28

4:18 pm-11:00 pm

1 stop7h 42m

Washington, D.C. Dulles Intl

Sun 1/31

6:00 am-1:41 pm

1 stop6h 41m

$621
Quickest round-trip

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Fri 9/18

2:53 pm-9:44 pm

1 stop6h 51m

Washington, D.C. Dulles Intl

Tue 9/29

6:00 am-1:27 pm

1 stop7h 27m

$639

Santo DomingoWashington, D.C.

SDQ Santo Domingo Las Americas - IAD Washington, D.C. Dulles Intl

SDQIAD

Santo Domingo Las Americas

Fri 12/25

4:00 pm-12:20 am

1 stop9h 20m

Washington, D.C. Dulles Intl

Sat 1/9

12:30 pm-12:30 am

1 stop11h 00m

$639

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Santo Domingo to Dulles Intl

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 Santo Domingo to Dulles Intl in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 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 Santo Domingo-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santo Domingo-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santo Domingo-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santo Domingo-Washington, D.C. Dulles Intl Airport 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 Santo Domingo-Washington, D.C. Dulles Intl Airport 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 Santo Domingo to Dulles Intl

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

Related info for your journey

Find useful and relevant information for your journey from Santo Domingo to Dulles Intl. 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 from for flights from Santo Domingo to Washington, D.C. Dulles Intl?

    Santo Domingo Las Americas (SDQ) is the airport you will fly out of if you book a flight from Santo Domingo to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Las Americas; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Santo Domingo airport to Washington, D.C. Dulles Intl. It is only a 17.5 mi journey to Las Americas (SDQ) from Santo Domingo’s city center.

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

    A quick flight from Santo Domingo to Washington, D.C. Dulles Intl Airport can take about 16h 08m. Avianca provides one of the quickest options available for as low as $569. The distance from Santo Domingo to Washington, D.C. Dulles Intl Airport is about 1492 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santo Domingo 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.

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
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Laurel
Sterling
Oxon Hill
Clinton
Hunt Valley
Woodbridge

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