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Dulles Intl

$171+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDQ — IAD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$374
(Copa Airlines)

One-way from

$171
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$346
Provider with most accurate pricing for Santo Domingo Las Americas-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Santo Domingo Las Americas-Washington, D.C. Dulles Intl flights.
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From Santo Domingo Las Americas to Washington, D.C. Dulles Intl
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One-way flight from Santo Domingo Las Americas to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:41 amSDQ - IAD
1 stop9h 50mMultiple Airlines
Tue 12/305:37 pmIAD - SDQ
2 stops20h 46mMultiple Airlines
Deal found 10/30$358
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:35 pmSDQ - IAD
1 stop9h 28mFrontier
Fri 1/29:58 pmIAD - SDQ
1 stop11h 03mFrontier
Deal found 10/30$362
This Copa Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/242:14 pmSDQ - IAD
1 stop10h 19mCopa Airlines
Wed 1/73:25 pmIAD - SDQ
1 stop9h 52mCopa Airlines
Deal found 10/29$374
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/2611:55 amSDQ - IAD
1 stop16h 27mMultiple Airlines
Tue 12/309:58 pmIAD - SDQ
1 stop28h 34mMultiple Airlines
Deal found 10/29$378
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:55 amSDQ - IAD
1 stop17h 07mCopa Airlines
Sat 1/38:25 amIAD - SDQ
1 stop16h 52mCopa Airlines
Deal found 10/30$392
This Faresmojo deal was found by Cheapflights users on 10/29. 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.
Sat 12/202:14 pmSDQ - IAD
1 stop14h 08mCopa Airlines
Fri 1/161:12 amIAD - SDQ
1 stop9h 20mCopa Airlines
Deal found 10/29$414
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/203:30 pmSDQ - IAD
1 stop29h 01mMultiple Airlines
Sat 12/2710:15 pmIAD - SDQ
1 stop28h 17mMultiple Airlines
Deal found 10/30$416
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:35 pmSDQ - IAD
1 stop24h 05mMultiple Airlines
Sun 11/94:00 pmIAD - SDQ
2 stops33h 25mMultiple Airlines
Deal found 10/30$419
This Copa Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/2611:55 amSDQ - IAD
1 stop16h 27mCopa Airlines
Sat 11/291:13 amIAD - SDQ
1 stop8h 45mCopa Airlines
Deal found 10/29$422
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:19 amSDQ - IAD
1 stop29h 56mMultiple Airlines
Fri 11/216:46 pmIAD - SDQ
2 stops43h 44mMultiple Airlines
Deal found 10/30$424

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 October 30, 2025.
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 12/24

2:14 pm-11:33 pm

1 stop10h 19m

Washington, D.C. Dulles Intl

Wed 1/7

3:25 pm-2:17 am

1 stop9h 52m

$374

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Fri 2/13

8:50 am-3:15 am

1 stop19h 25m

Washington, D.C. Dulles Intl

Mon 2/23

1:18 am-4:12 pm

1 stop13h 54m

$374

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Tue 12/16

8:55 am-1:02 am

1 stop17h 07m

Washington, D.C. Dulles Intl

Sat 1/3

8:25 am-2:17 am

1 stop16h 52m

$392

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Sat 12/20

2:14 pm-3:22 am

1 stop14h 08m

Washington, D.C. Dulles Intl

Fri 1/16

1:12 am-11:32 am

1 stop9h 20m

$414

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Wed 11/26

11:55 am-3:22 am

1 stop16h 27m

Washington, D.C. Dulles Intl

Sat 11/29

1:13 am-10:58 am

1 stop8h 45m

$422

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Thu 11/20

8:55 am-3:22 am

1 stop19h 27m

Washington, D.C. Dulles Intl

Tue 12/2

3:32 pm-11:40 am

1 stop19h 08m

$439

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Mon 2/9

10:19 am-8:53 pm

1 stop11h 34m

$171

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Sat 11/22

1:37 pm-7:01 pm

1 stop6h 24m

$193

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Sat 11/15

4:25 pm-12:11 am

2 stops32h 46m

$193

Santo DomingoWashington, D.C.

SDQ - IAD

SDQIAD

Santo Domingo Las Americas

Tue 11/4

2:15 pm-3:22 am

1 stop14h 07m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 17 results
1
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Santo Domingo-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santo Domingo-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >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 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 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

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

Currently, May is the cheapest month in which you can book a flight from Santo Domingo to Washington, D.C. Dulles Intl Airport (average of $226). Flying from Santo Domingo to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $680). 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 SDQ to IAD?

Find hourly flight availability from Santo Domingo to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Santo Domingo to Washington, D.C. Dulles Intl Airport in the evening. Doing so could potentially save you 68% on the flight price compared to flying in the morning, which is usually more expensive.

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 October 30, 2025.
Get a feel of what it's like to fly with Delta 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
7,998 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

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 10h 19m. Copa Airlines provides one of the quickest options available for as low as $374. The distance from Santo Domingo to Washington, D.C. Dulles Intl Airport is about 1492 mi.

  • 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 16% 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.

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

    Currently, May is the cheapest month in which you can book a flight from Santo Domingo to Washington, D.C. Dulles Intl Airport (average of $226). Flying from Santo Domingo to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $680). 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

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
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$494Average$607FlexibilityNo cancel feeOn-timeN/A

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