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Cheap flights from Washington, D.C. Dulles Intl Airport to Santo Domingo from $118

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 1/2. 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.
Frontier Logo
10:38 am - 7:15 pm
IAD
-
SDQ
7h 37m1 stop
Frontier Logo
10:26 am - 11:05 pm
SDQ
-
IAD
13h 39m2 stops
$380Frontier
Thu, Dec 11 - Fri, Dec 12
Multiple Airlines Logo
1:48 pm - 9:45 pm
IAD
-
SDQ
6h 57m1 stop
Multiple Airlines Logo
10:27 am - 8:04 am
SDQ
-
IAD
22h 37m2 stops
$381Multiple Airlines
Thu, Jan 15 - Sat, Jan 17
Multiple Airlines Logo
9:48 pm - 9:45 pm
IAD
-
SDQ
22h 57m1 stop
Multiple Airlines Logo
4:37 pm - 2:42 pm
SDQ
-
IAD
23h 05m2 stops
$385Multiple Airlines
Fri, Feb 13 - Wed, Feb 18
Copa Airlines Logo
3:35 pm - 10:50 am
IAD
-
SDQ
18h 15m1 stop
Copa Airlines Logo
11:57 am - 3:15 am
SDQ
-
IAD
16h 18m1 stop
$386Copa Airlines
Thu, Feb 5 - Mon, Feb 9
Copa Airlines Logo
1:13 am - 11:40 am
IAD
-
SDQ
9h 27m1 stop
Copa Airlines Logo
8:50 am - 3:13 am
SDQ
-
IAD
19h 23m1 stop
$393Copa Airlines
Mon, Dec 29 - Mon, Jan 5
Frontier Logo
6:00 am - 3:14 pm
IAD
-
SDQ
8h 14m1 stop
Frontier Logo
4:52 pm - 8:33 am
SDQ
-
IAD
16h 41m2 stops
$395Frontier
Sun, Jan 11 - Sat, Jan 24
Frontier Logo
8:53 pm - 1:22 pm
IAD
-
SDQ
15h 29m1 stop
Frontier Logo
4:29 pm - 7:51 am
SDQ
-
IAD
16h 22m1 stop
$397Frontier
Fri, Jan 16 - Sun, Jan 18
Copa Airlines Logo
3:32 pm - 11:40 am
IAD
-
SDQ
19h 08m1 stop
Copa Airlines Logo
2:11 pm - 11:32 pm
SDQ
-
IAD
10h 21m1 stop
$399Copa Airlines
Wed, Dec 10 - Tue, Feb 10
Copa Airlines Logo
3:25 pm - 11:32 am
IAD
-
SDQ
19h 07m1 stop
Copa Airlines Logo
8:50 am - 3:13 am
SDQ
-
IAD
19h 23m1 stop
$401Copa Airlines
Mon, Jan 12 - Fri, Jan 23
Frontier Logo
10:38 am - 7:15 pm
IAD
-
SDQ
7h 37m1 stop
Frontier Logo
10:26 am - 11:05 pm
SDQ
-
IAD
13h 39m2 stops
$402Frontier
Thu, Dec 11 - Mon, Dec 15

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
Feb 4
IAD1:18 amWashington, D.C. Dulles Intl
8h 32m
1 stop
SDQ10:50 amSanto Domingo Las Americas
Feb 10
SDQ2:11 pmSanto Domingo Las Americas
14h 04m
1 stop
IAD3:15 amWashington, D.C. Dulles Intl
$386
Find similar
Copa Airlines
Jan 22
IAD8:25 amWashington, D.C. Dulles Intl
8h 40m
1 stop
SDQ6:05 pmSanto Domingo Las Americas
Jan 27
SDQ8:50 amSanto Domingo Las Americas
19h 23m
1 stop
IAD3:13 amWashington, D.C. Dulles Intl
$389
Find similar
Copa Airlines
Dec 29
IAD1:13 amWashington, D.C. Dulles Intl
9h 27m
1 stop
SDQ11:40 amSanto Domingo Las Americas
Jan 5
SDQ8:50 amSanto Domingo Las Americas
19h 23m
1 stop
IAD3:13 amWashington, D.C. Dulles Intl
$393
Find similar

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
Jan 7
IAD6:00 amWashington, D.C. Dulles Intl
32h 12m
2 stops
SDQ3:12 pmSanto Domingo Las Americas
Jan 18
SDQ4:29 pmSanto Domingo Las Americas
29h 44m
1 stop
IAD9:13 pmWashington, D.C. Dulles Intl
$380
Find similar
Frontier
Jan 11
IAD6:00 amWashington, D.C. Dulles Intl
8h 14m
1 stop
SDQ3:14 pmSanto Domingo Las Americas
Jan 24
SDQ4:52 pmSanto Domingo Las Americas
16h 41m
2 stops
IAD8:33 amWashington, D.C. Dulles Intl
$395
Find similar
Frontier
Jan 16
IAD8:53 pmWashington, D.C. Dulles Intl
15h 29m
1 stop
SDQ1:22 pmSanto Domingo Las Americas
Jan 18
SDQ4:29 pmSanto Domingo Las Americas
16h 22m
1 stop
IAD7:51 amWashington, D.C. Dulles Intl
$397
Find similar

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 December 4, 2025.
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

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 12/11

10:38 am-7:15 pm

1 stop7h 37m

Santo Domingo Las Americas

Fri 12/12

10:26 am-11:05 pm

2 stops13h 39m

$380

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 1/15

1:48 pm-9:45 pm

1 stop6h 57m

Santo Domingo Las Americas

Sat 1/17

10:27 am-8:04 am

2 stops22h 37m

$381

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Fri 2/13

9:48 pm-9:45 pm

1 stop22h 57m

Santo Domingo Las Americas

Wed 2/18

4:37 pm-2:42 pm

2 stops23h 05m

$385

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 2/5

3:35 pm-10:50 am

1 stop18h 15m

Santo Domingo Las Americas

Mon 2/9

11:57 am-3:15 am

1 stop16h 18m

$386

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 12/29

1:13 am-11:40 am

1 stop9h 27m

Santo Domingo Las Americas

Mon 1/5

8:50 am-3:13 am

1 stop19h 23m

$393

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 1/11

6:00 am-3:14 pm

1 stop8h 14m

Santo Domingo Las Americas

Sat 1/24

4:52 pm-8:33 am

2 stops16h 41m

$395

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Fri 1/16

8:53 pm-1:22 pm

1 stop15h 29m

Santo Domingo Las Americas

Sun 1/18

4:29 pm-7:51 am

1 stop16h 22m

$397

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 12/10

3:32 pm-11:40 am

1 stop19h 08m

Santo Domingo Las Americas

Tue 2/10

2:11 pm-11:32 pm

1 stop10h 21m

$399

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 1/12

3:25 pm-11:32 am

1 stop19h 07m

Santo Domingo Las Americas

Fri 1/23

8:50 am-3:13 am

1 stop19h 23m

$401

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 12/11

10:38 am-7:15 pm

1 stop7h 37m

Santo Domingo Las Americas

Mon 12/15

10:26 am-11:05 pm

2 stops13h 39m

$402

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 cheapest month to fly to Santo Domingo?

If you don’t want to visit Santo Domingo in August, then you should wait until February to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $449.

What is the cheapest day to depart on your flight to Santo Domingo?

Our data shows that Tuesday is the least expensive day to fly to Santo Domingo. Tickets to fly out on this day can be as low as $530. The most expensive day to fly to Santo Domingo is Sunday, with ticket prices averaging around $594.

What is the cheapest time of day to depart on your flight to Santo Domingo?

The cheapest time of day to fly to Santo Domingo is in the afternoon when flights can be purchased for as low as $493. Try not to purchase tickets at noon because they tend to be around $641. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $541 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 $487 on momondo.

How have Washington, D.C. Dulles Intl Airport to Santo Domingo flight prices changed over time?

As of December 2025, prices for Washington, D.C. Dulles Intl Airport to Santo Domingo flights are approximately 52% cheaper when compared to flights at the same time last year.

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

6h 50m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Santo Domingo takes 6h 50m
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

  • 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 6h 50m, 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
5.8
3,092 reviews
Search Frontier flights
Copa AirlinesPriceFrom $365Free CancellationRating
7.6
1,558 reviews
Search Copa Airlines flights
DeltaPriceFrom $464Free CancellationRating
7.9
8,011 reviews
Search Delta flights
United AirlinesPriceFrom $487Free CancellationRating
7.4
9,063 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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