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Cheap flights from Washington, D.C. Dulles Intl Airport to Santo Domingo from $166

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Santo Domingo departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Santo Domingo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
9:32 am - 10:47 pm
IAD
-
SDQ
13h 15m
1 stop
Copa Airlines Logo
12:40 pm - 4:21 am
SDQ
-
IAD
15h 41m
1 stop
$447Copa Airlines
Wed, Apr 29 - Sat, May 9
Copa Airlines Logo
2:21 am - 4:15 pm
IAD
-
SDQ
13h 54m
1 stop
Copa Airlines Logo
12:10 pm - 4:21 am
SDQ
-
IAD
16h 11m
1 stop
$448Copa Airlines
Wed, May 6 - Mon, May 11
Frontier Logo
6:49 am - 9:53 am
IAD
-
SDQ
27h 04m
2 stops
Frontier Logo
10:58 am - 11:39 am
SDQ
-
IAD
24h 41m
1 stop
$455Frontier
Sat, May 23 - Sun, May 31
Frontier Logo
6:49 am - 9:53 am
IAD
-
SDQ
27h 04m
2 stops
Frontier Logo
10:58 am - 11:39 am
SDQ
-
IAD
24h 41m
1 stop
$456Frontier
Sat, May 23 - Sun, May 31
Copa Airlines Logo
4:33 pm - 10:54 am
IAD
-
SDQ
18h 21m
1 stop
Copa Airlines Logo
8:43 am - 12:34 am
SDQ
-
IAD
15h 51m
1 stop
$457Copa Airlines
Fri, Apr 24 - Tue, Apr 28
Copa Airlines Logo
4:38 pm - 2:25 am
IAD
-
SDQ
9h 47m
1 stop
Copa Airlines Logo
6:39 pm - 4:21 am
SDQ
-
IAD
9h 42m
1 stop
$458Copa Airlines
Sat, May 23 - Sun, May 31
Copa Airlines Logo
4:33 pm - 11:41 am
IAD
-
SDQ
19h 08m
1 stop
Copa Airlines Logo
12:38 pm - 4:22 am
SDQ
-
IAD
15h 44m
1 stop
$462Copa Airlines
Thu, Apr 23 - Sun, Apr 26
Copa Airlines Logo
4:33 pm - 11:41 am
IAD
-
SDQ
19h 08m
1 stop
Copa Airlines Logo
12:08 pm - 4:22 am
SDQ
-
IAD
16h 14m
1 stop
$463Copa Airlines
Thu, Apr 23 - Sun, Apr 26
Copa Airlines Logo
2:21 am - 4:14 pm
IAD
-
SDQ
13h 53m
1 stop
Copa Airlines Logo
12:38 pm - 4:22 am
SDQ
-
IAD
15h 44m
1 stop
$467Copa Airlines
Mon, Apr 13 - Tue, Apr 21
Copa Airlines Logo
4:33 pm - 2:20 am
IAD
-
SDQ
9h 47m
1 stop
Copa Airlines Logo
12:08 pm - 4:22 am
SDQ
-
IAD
16h 14m
1 stop
$468Copa Airlines
Wed, Apr 15 - Mon, Apr 20

Copa Airlines flights from Washington, D.C. Dulles Intl Airport to Santo Domingo

Our best Copa Airlines deals on Washington, D.C. Dulles Intl Airport to Santo Domingo flight tickets
Copa Airlines
Apr 29
IAD9:32 amWashington, D.C. Dulles Intl
13h 15m
1 stop
SDQ10:47 pmSanto Domingo Las Americas
May 9
SDQ12:40 pmSanto Domingo Las Americas
15h 41m
1 stop
IAD4:21 amWashington, D.C. Dulles Intl
$447
Copa Airlines
May 6
IAD2:21 amWashington, D.C. Dulles Intl
13h 54m
1 stop
SDQ4:15 pmSanto Domingo Las Americas
May 11
SDQ12:10 pmSanto Domingo Las Americas
16h 11m
1 stop
IAD4:21 amWashington, D.C. Dulles Intl
$448
Copa Airlines
Apr 24
IAD4:33 pmWashington, D.C. Dulles Intl
18h 21m
1 stop
SDQ10:54 amSanto Domingo Las Americas
Apr 28
SDQ8:43 amSanto Domingo Las Americas
15h 51m
1 stop
IAD12:34 amWashington, D.C. Dulles Intl
$457

Frontier flights from Washington, D.C. Dulles Intl Airport to Santo Domingo

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Santo Domingo flight tickets
Frontier
Apr 9
IAD6:39 pmWashington, D.C. Dulles Intl
15h 28m
1 stop
SDQ10:07 amSanto Domingo Las Americas
Apr 12
SDQ9:20 pmSanto Domingo Las Americas
14h 50m
2 stops
IAD12:10 pmWashington, D.C. Dulles Intl
$415
Frontier
Apr 8
IAD6:00 amWashington, D.C. Dulles Intl
8h 53m
1 stop
SDQ2:53 pmSanto Domingo Las Americas
Apr 13
SDQ3:01 pmSanto Domingo Las Americas
33h 35m
2 stops
IAD12:36 amWashington, D.C. Dulles Intl
$440
Frontier
Apr 10
IAD6:15 amWashington, D.C. Dulles Intl
8h 38m
1 stop
SDQ2:53 pmSanto Domingo Las Americas
Apr 13
SDQ3:01 pmSanto Domingo Las Americas
33h 35m
2 stops
IAD12:36 amWashington, D.C. Dulles Intl
$441

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Santo Domingo 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, momondo users made 832,500 searches. Data last updated April 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Santo Domingo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 4/29

9:32 am-10:47 pm

1 stop13h 15m

Santo Domingo Las Americas

Sat 5/9

12:40 pm-4:21 am

1 stop15h 41m

$447

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 5/6

2:21 am-4:15 pm

1 stop13h 54m

Santo Domingo Las Americas

Mon 5/11

12:10 pm-4:21 am

1 stop16h 11m

$448

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sat 5/23

6:49 am-9:53 am

2 stops27h 04m

Santo Domingo Las Americas

Sun 5/31

10:58 am-11:39 am

1 stop24h 41m

$455

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sat 5/23

6:49 am-9:53 am

2 stops27h 04m

Santo Domingo Las Americas

Sun 5/31

10:58 am-11:39 am

1 stop24h 41m

$456

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Fri 4/24

4:33 pm-10:54 am

1 stop18h 21m

Santo Domingo Las Americas

Tue 4/28

8:43 am-12:34 am

1 stop15h 51m

$457
Quickest round-trip

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sat 5/23

4:38 pm-2:25 am

1 stop9h 47m

Santo Domingo Las Americas

Sun 5/31

6:39 pm-4:21 am

1 stop9h 42m

$458

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 4/23

4:33 pm-11:41 am

1 stop19h 08m

Santo Domingo Las Americas

Sun 4/26

12:38 pm-4:22 am

1 stop15h 44m

$462

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 4/23

4:33 pm-11:41 am

1 stop19h 08m

Santo Domingo Las Americas

Sun 4/26

12:08 pm-4:22 am

1 stop16h 14m

$463

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 4/13

2:21 am-4:14 pm

1 stop13h 53m

Santo Domingo Las Americas

Tue 4/21

12:38 pm-4:22 am

1 stop15h 44m

$467

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 4/15

4:33 pm-2:20 am

1 stop9h 47m

Santo Domingo Las Americas

Mon 4/20

12:08 pm-4:22 am

1 stop16h 14m

$468

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Santo Domingo from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Santo Domingo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Santo Domingo?

What is the cheapest month to fly to Santo Domingo?

If you don’t want to visit Santo Domingo in August, then you should wait until May to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $479.

How far in advance should I book a flight to Santo Domingo?

You are more likely to see cheaper flights to Santo Domingo from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santo Domingo for around $583 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santo Domingo from Washington, D.C. Dulles Intl Airport for as low as $486 on momondo.

When to book flights from Washington, D.C. Dulles Intl Airport to Santo Domingo

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Santo Domingo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Santo Domingo (IAD to SDQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Santo Domingo

Fastest flight time

7h 37m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Santo Domingo takes 7h 37m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Santo Domingo. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Santo Domingo.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Santo Domingo

  • How far is Washington, D.C. Dulles Intl to Santo Domingo Las Americas by plane?

    The distance between Washington, D.C. Dulles Intl and Santo Domingo Las Americas is about 1483.1 mi. Flights usually cover this in 7h 37m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Santo Domingo Las Americas Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Santo Domingo Las Americas Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Santo Domingo Las Americas Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Santo Domingo Las Americas Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Santo Domingo Las Americas Airport.

  • What documentation or ID do you need to fly to Santo Domingo Las Americas Airport?

    The travel and health documents required for your trip to Santo Domingo Las Americas Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santo Domingo Las Americas Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Santo Domingo?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Santo Domingo

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Santo Domingo with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $310Free CancellationRating
5.7
3,001 reviews
Search Frontier flights
Copa AirlinesPriceFrom $314Free CancellationRating
7.5
1,577 reviews
Search Copa Airlines flights
DeltaPriceFrom $504Free CancellationRating
7.9
8,381 reviews
Search Delta flights
United AirlinesPriceFrom $508Free CancellationRating
7.4
9,542 reviews
Search United Airlines flights

Traveling to a place near Santo Domingo?

Book flights to Santo Domingo if you plan to visit one of these locations
Juan Dolio

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Santo Domingo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Santo Domingo from Washington, D.C..

Can I find flights from Washington, D.C. to Santo Domingo with flexible booking policies on momondo?

Flights from Washington, D.C. to Santo Domingo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Santo Domingo?

momondo helps you find the best flight between Washington, D.C. and Santo Domingo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Santo Domingo right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Santo Domingo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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