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Cheap flights from Washington, D.C. Dulles Intl Airport to Santo Domingo from $144

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 2/21. 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.
Avianca Logo
2:35 pm - 4:50 pm
IAD
-
SDQ
25h 15m
1 stop
Avianca Logo
6:50 pm - 5:20 am
SDQ
-
IAD
10h 30m
1 stop
$392Avianca
Thu, Mar 5 - Tue, Mar 31
Multiple Airlines Logo
8:30 pm - 5:52 pm
IAD
-
SDQ
21h 22m
1 stop
Multiple Airlines Logo
10:19 am - 12:36 am
SDQ
-
IAD
14h 17m
2 stops
$396Multiple Airlines
Fri, Apr 10 - Fri, Apr 17
Multiple Airlines Logo
7:00 am - 5:13 am
IAD
-
SDQ
22h 13m
2 stops
Multiple Airlines Logo
4:08 pm - 12:36 am
SDQ
-
IAD
8h 28m
1 stop
$400Multiple Airlines
Tue, Mar 17 - Wed, Apr 8
Avianca Logo
4:15 pm - 4:50 pm
IAD
-
SDQ
47h 35m
2 stops
Avianca Logo
5:45 pm - 4:10 am
SDQ
-
IAD
34h 25m
2 stops
$402Avianca
Mon, Mar 2 - Mon, Mar 16
Avianca Logo
5:15 pm - 4:50 pm
IAD
-
SDQ
47h 35m
2 stops
Avianca Logo
5:45 pm - 2:40 am
SDQ
-
IAD
32h 55m
2 stops
$403Avianca
Sun, Mar 8 - Thu, Mar 12
Avianca Logo
5:45 am - 11:50 am
IAD
-
SDQ
30h 05m
2 stops
Avianca Logo
6:50 pm - 2:45 am
SDQ
-
IAD
31h 55m
2 stops
$404Avianca
Sun, Apr 12 - Fri, Apr 17
Frontier Logo
10:25 pm - 5:52 pm
IAD
-
SDQ
43h 27m
2 stops
Frontier Logo
1:36 pm - 10:11 am
SDQ
-
IAD
20h 35m
2 stops
$411Frontier
Mon, Apr 6 - Thu, Apr 9
Frontier Logo
6:15 am - 2:53 pm
IAD
-
SDQ
8h 38m
1 stop
Frontier Logo
3:01 pm - 4:39 pm
SDQ
-
IAD
25h 38m
2 stops
$413Frontier
Fri, Apr 3 - Wed, Apr 8
Frontier Logo
8:09 am - 9:41 am
IAD
-
SDQ
25h 32m
1 stop
Frontier Logo
10:56 am - 7:20 am
SDQ
-
IAD
20h 24m
1 stop
$414Frontier
Sun, Mar 8 - Sat, Mar 14
Avianca Logo
3:35 pm - 11:50 am
IAD
-
SDQ
20h 15m
1 stop
Avianca Logo
12:45 pm - 5:20 am
SDQ
-
IAD
16h 35m
1 stop
$417Avianca
Tue, Apr 7 - Wed, Apr 15

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

Our best Avianca deals on Washington, D.C. Dulles Intl Airport to Santo Domingo flight tickets
Avianca
Mar 5
IAD2:35 pmWashington, D.C. Dulles Intl
25h 15m
1 stop
SDQ4:50 pmSanto Domingo Las Americas
Mar 31
SDQ6:50 pmSanto Domingo Las Americas
10h 30m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$392
Avianca
Mar 2
IAD4:15 pmWashington, D.C. Dulles Intl
47h 35m
2 stops
SDQ4:50 pmSanto Domingo Las Americas
Mar 16
SDQ5:45 pmSanto Domingo Las Americas
34h 25m
2 stops
IAD4:10 amWashington, D.C. Dulles Intl
$402
Avianca
Mar 8
IAD5:15 pmWashington, D.C. Dulles Intl
47h 35m
2 stops
SDQ4:50 pmSanto Domingo Las Americas
Mar 12
SDQ5:45 pmSanto Domingo Las Americas
32h 55m
2 stops
IAD2:40 amWashington, D.C. Dulles Intl
$403

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 6
IAD10:25 pmWashington, D.C. Dulles Intl
43h 27m
2 stops
SDQ5:52 pmSanto Domingo Las Americas
Apr 9
SDQ1:36 pmSanto Domingo Las Americas
20h 35m
2 stops
IAD10:11 amWashington, D.C. Dulles Intl
$411
Frontier
Apr 3
IAD6:15 amWashington, D.C. Dulles Intl
8h 38m
1 stop
SDQ2:53 pmSanto Domingo Las Americas
Apr 8
SDQ3:01 pmSanto Domingo Las Americas
25h 38m
2 stops
IAD4:39 pmWashington, D.C. Dulles Intl
$413
Frontier
Mar 8
IAD8:09 amWashington, D.C. Dulles Intl
25h 32m
1 stop
SDQ9:41 amSanto Domingo Las Americas
Mar 14
SDQ10:56 amSanto Domingo Las Americas
20h 24m
1 stop
IAD7:20 amWashington, D.C. Dulles Intl
$414

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 February 17, 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

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 3/5

2:35 pm-4:50 pm

1 stop25h 15m

Santo Domingo Las Americas

Tue 3/31

6:50 pm-5:20 am

1 stop10h 30m

$392

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Fri 4/10

8:30 pm-5:52 pm

1 stop21h 22m

Santo Domingo Las Americas

Fri 4/17

10:19 am-12:36 am

2 stops14h 17m

$396

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Tue 3/17

7:00 am-5:13 am

2 stops22h 13m

Santo Domingo Las Americas

Wed 4/8

4:08 pm-12:36 am

1 stop8h 28m

$400

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 3/2

4:15 pm-4:50 pm

2 stops47h 35m

Santo Domingo Las Americas

Mon 3/16

5:45 pm-4:10 am

2 stops34h 25m

$402

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 3/8

5:15 pm-4:50 pm

2 stops47h 35m

Santo Domingo Las Americas

Thu 3/12

5:45 pm-2:40 am

2 stops32h 55m

$403

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 4/12

5:45 am-11:50 am

2 stops30h 05m

Santo Domingo Las Americas

Fri 4/17

6:50 pm-2:45 am

2 stops31h 55m

$404

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 4/6

10:25 pm-5:52 pm

2 stops43h 27m

Santo Domingo Las Americas

Thu 4/9

1:36 pm-10:11 am

2 stops20h 35m

$411

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Fri 4/3

6:15 am-2:53 pm

1 stop8h 38m

Santo Domingo Las Americas

Wed 4/8

3:01 pm-4:39 pm

2 stops25h 38m

$413

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 3/8

8:09 am-9:41 am

1 stop25h 32m

Santo Domingo Las Americas

Sat 3/14

10:56 am-7:20 am

1 stop20h 24m

$414

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Tue 4/7

3:35 pm-11:50 am

1 stop20h 15m

Santo Domingo Las Americas

Wed 4/15

12:45 pm-5:20 am

1 stop16h 35m

$417

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 May to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $487.

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 $584 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 $478 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 17m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Santo Domingo takes 7h 17m
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 7h 17m, 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
3,048 reviews
Search Frontier flights
Copa AirlinesPriceFrom $314Free CancellationRating
7.5
1,556 reviews
Search Copa Airlines flights
DeltaPriceFrom $484Free CancellationRating
7.9
8,207 reviews
Search Delta flights
United AirlinesPriceFrom $508Free CancellationRating
7.4
9,312 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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