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Dulles Intl

$185+ 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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDQ — IAD
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
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 February 18, 2026.

This Expedia deal was found by Cheapflights users on 2/15. 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.
Wed 4/16:57 pm
SDQ
-
IAD
1 stop12h 50m
Frontier
Wed 4/86:00 am
IAD
-
SDQ
1 stop8h 53m
Frontier
Deal found 2/15$354
This Copa Airlines deal was found by Cheapflights users on 2/17. 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.
Sun 4/2612:08 pm
SDQ
-
IAD
1 stop16h 14m
Copa Airlines
Sat 5/94:38 pm
IAD
-
SDQ
1 stop9h 47m
Copa Airlines
Deal found 2/17$378
This Kiwi.com deal was found by Cheapflights users on 2/14. 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.
Wed 4/84:08 pm
SDQ
-
IAD
1 stop8h 28m
Multiple Airlines
Wed 4/296:20 am
IAD
-
SDQ
2 stops23h 09m
Multiple Airlines
Deal found 2/14$394
This Copa Airlines deal was found by Cheapflights users on 2/15. 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.
Thu 5/76:04 am
SDQ
-
IAD
1 stop9h 01m
Copa Airlines
Tue 5/124:38 pm
IAD
-
SDQ
1 stop19h 04m
Copa Airlines
Deal found 2/15$396
This Copa Airlines deal was found by Cheapflights users on 2/17. 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.
Fri 2/277:05 pm
SDQ
-
IAD
1 stop9h 10m
Copa Airlines
Mon 3/28:29 am
IAD
-
SDQ
1 stop16h 49m
Copa Airlines
Deal found 2/17$400
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Thu 4/21:36 pm
SDQ
-
IAD
2 stops18h 08m
Multiple Airlines
Thu 4/910:13 pm
IAD
-
SDQ
1 stop18h 16m
Multiple Airlines
Deal found 2/16$413
This Copa Airlines deal was found by Cheapflights users on 2/17. 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.
Sun 3/228:48 am
SDQ
-
IAD
1 stop19h 27m
Copa Airlines
Sun 4/54:33 pm
IAD
-
SDQ
1 stop19h 08m
Copa Airlines
Deal found 2/17$423
This Frontier deal was found by Cheapflights users on 2/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:08 pm
SDQ
-
IAD
1 stop8h 28m
Frontier
Mon 4/66:15 am
IAD
-
SDQ
1 stop8h 38m
Frontier
Deal found 2/16$426
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Mon 3/98:48 am
SDQ
-
IAD
1 stop30h 12m
Copa Airlines
Thu 3/194:35 pm
IAD
-
SDQ
1 stop20h 36m
Copa Airlines
Deal found 2/16$427
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Mon 3/910:46 am
SDQ
-
IAD
2 stops37h 45m
Frontier
Thu 3/198:15 am
IAD
-
SDQ
1 stop25h 26m
Frontier
Deal found 2/16$437
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:56 am
SDQ
-
IAD
1 stop12h 36m
Copa Airlines
Sun 3/84:35 pm
IAD
-
SDQ
1 stop18h 13m
Copa Airlines
Deal found 2/18$440

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 February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$354
(Expedia)

One-way from

$185
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$752
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. 0% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($30 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 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 February 18, 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

Santo Domingo

Fly to

Dulles Intl

Route

Depart

Return

Price

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Wed 4/1

6:57 pm-7:47 am

1 stop12h 50m

Washington, D.C. Dulles Intl

Wed 4/8

6:00 am-2:53 pm

1 stop8h 53m

$354

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Sat 5/9

12:40 pm-4:21 am

1 stop15h 41m

Washington, D.C. Dulles Intl

Wed 9/9

4:34 pm-10:55 am

1 stop18h 21m

$378

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Sun 4/26

12:38 pm-4:22 am

1 stop15h 44m

Washington, D.C. Dulles Intl

Sat 5/9

4:38 pm-2:25 am

1 stop9h 47m

$378

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Wed 3/4

8:48 am-3:15 am

1 stop19h 27m

Washington, D.C. Dulles Intl

Tue 3/10

2:18 am-10:48 am

1 stop8h 30m

$378

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Fri 5/1

6:39 pm-4:21 am

1 stop9h 42m

Washington, D.C. Dulles Intl

Wed 6/3

4:38 pm-11:42 am

1 stop19h 04m

$378

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Tue 3/24

6:00 am-3:00 pm

1 stop9h 00m

Washington, D.C. Dulles Intl

Wed 4/8

4:33 pm-10:54 am

1 stop18h 21m

$378

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Fri 3/6

11:56 am-11:32 pm

1 stop12h 36m

Washington, D.C. Dulles Intl

Mon 3/9

9:29 am-2:18 am

1 stop16h 49m

$378

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Wed 4/8

4:08 pm-12:36 am

1 stop8h 28m

Washington, D.C. Dulles Intl

Wed 4/29

6:20 am-5:29 am

2 stops23h 09m

$394

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Fri 3/13

10:56 am-7:24 am

1 stop20h 28m

$185

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Wed 3/18

10:19 am-12:21 am

2 stops14h 02m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 17 results
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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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.

Cheapflights Insights

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

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated February 18, 2026.
Get a feel of what it's like to fly with Delta and Copa Airlines from Santo Domingo to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,210 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

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
8,210 reviews
Delta
7.9
Good
8,210 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

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
1,556 reviews
Delta
7.9
Good
8,210 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

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 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 1 airline has 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 12h 50m. Frontier provides one of the quickest options available for as low as $354. The distance from Santo Domingo to Washington, D.C. Dulles Intl Airport is about 1492 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Santo Domingo to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $494. Delta is currently priced 20% below the average price you’ll pay for this route.

  • 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Santo Domingo to Dulles Intl

Discover the top airline that operate flights from Santo Domingo to Dulles Intl. 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 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$494Average$607FlexibilityNo cancel feeOn-timeN/A

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