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Cheap flights from Washington, D.C. Dulles Intl Airport to Santo Domingo from $142

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 2/2. 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.
Avianca Logo
4:15 pm - 4:50 pm
IAD
-
SDQ
23h 35m2 stops
Avianca Logo
5:45 pm - 1:40 am
SDQ
-
IAD
32h 55m2 stops
$385Avianca
Sun, Feb 1 - Sat, Mar 7
Frontier Logo
5:42 pm - 11:00 am
IAD
-
SDQ
16h 18m2 stops
Frontier Logo
4:29 pm - 7:51 am
SDQ
-
IAD
16h 22m1 stop
$388Frontier
Thu, Jan 15 - Sun, Jan 18
Frontier Logo
8:26 pm - 9:26 am
IAD
-
SDQ
12h 00m1 stop
Frontier Logo
4:24 pm - 8:38 am
SDQ
-
IAD
17h 14m2 stops
$391Frontier
Sun, Jan 4 - Fri, Jan 16
Copa Airlines Logo
1:18 am - 1:09 pm
IAD
-
SDQ
10h 51m1 stop
Copa Airlines Logo
2:11 pm - 3:15 am
SDQ
-
IAD
14h 04m1 stop
$399Copa Airlines
Mon, Feb 9 - Fri, Feb 13
Frontier Logo
6:00 am - 9:54 am
IAD
-
SDQ
26h 54m2 stops
Frontier Logo
2:40 pm - 4:28 pm
SDQ
-
IAD
26h 48m2 stops
$401Frontier
Wed, Jan 14 - Wed, Jan 21
Frontier Logo
8:51 am - 9:59 am
IAD
-
SDQ
24h 08m2 stops
Frontier Logo
9:34 pm - 8:33 am
SDQ
-
IAD
35h 59m2 stops
$403Frontier
Mon, Jan 19 - Fri, Jan 30
Copa Airlines Logo
1:18 am - 10:50 am
IAD
-
SDQ
8h 32m1 stop
Copa Airlines Logo
7:05 pm - 3:15 am
SDQ
-
IAD
9h 10m1 stop
$404Copa Airlines
Wed, Feb 4 - Tue, Feb 10
Copa Airlines Logo
3:35 pm - 2:17 am
IAD
-
SDQ
9h 42m1 stop
Copa Airlines Logo
2:13 pm - 11:32 pm
SDQ
-
IAD
10h 19m1 stop
$406Copa Airlines
Sat, Feb 28 - Wed, Mar 4
Frontier Logo
2:09 pm - 11:12 am
IAD
-
SDQ
20h 03m2 stops
Frontier Logo
4:24 pm - 8:38 am
SDQ
-
IAD
17h 14m2 stops
$411Frontier
Mon, Jan 5 - Fri, Jan 16
Avianca Logo
3:00 am - 4:50 pm
IAD
-
SDQ
12h 50m2 stops
Avianca Logo
12:20 pm - 4:25 am
SDQ
-
IAD
17h 05m1 stop
$413Avianca
Sat, Jan 24 - Sat, Jan 31

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
Feb 1
IAD4:15 pmWashington, D.C. Dulles Intl
23h 35m
2 stops
SDQ4:50 pmSanto Domingo Las Americas
Mar 7
SDQ5:45 pmSanto Domingo Las Americas
32h 55m
2 stops
IAD1:40 amWashington, D.C. Dulles Intl
$385
Find similar
Avianca
Jan 18
IAD5:45 amWashington, D.C. Dulles Intl
10h 05m
1 stop
SDQ4:50 pmSanto Domingo Las Americas
Jan 28
SDQ5:45 pmSanto Domingo Las Americas
20h 30m
1 stop
IAD1:15 pmWashington, D.C. Dulles Intl
$411
Find similar
Avianca
Feb 2
IAD4:15 pmWashington, D.C. Dulles Intl
18h 10m
2 stops
SDQ11:25 amSanto Domingo Las Americas
Feb 9
SDQ5:45 pmSanto Domingo Las Americas
20h 30m
1 stop
IAD1:15 pmWashington, D.C. Dulles Intl
$413
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 15
IAD5:42 pmWashington, D.C. Dulles Intl
16h 18m
2 stops
SDQ11:00 amSanto Domingo Las Americas
Jan 18
SDQ4:29 pmSanto Domingo Las Americas
16h 22m
1 stop
IAD7:51 amWashington, D.C. Dulles Intl
$388
Find similar
Frontier
Jan 9
IAD7:19 pmWashington, D.C. Dulles Intl
19h 41m
1 stop
SDQ4:00 pmSanto Domingo Las Americas
Jan 12
SDQ2:57 pmSanto Domingo Las Americas
21h 46m
2 stops
IAD11:43 amWashington, D.C. Dulles Intl
$408
Find similar
Frontier
Dec 27
IAD8:26 pmWashington, D.C. Dulles Intl
12h 00m
1 stop
SDQ9:26 amSanto Domingo Las Americas
Dec 30
SDQ4:34 pmSanto Domingo Las Americas
20h 04m
1 stop
IAD11:38 amWashington, D.C. Dulles Intl
$420
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 18, 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

Sun 2/1

4:15 pm-4:50 pm

2 stops23h 35m

Santo Domingo Las Americas

Sat 3/7

5:45 pm-1:40 am

2 stops32h 55m

$385

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 1/15

5:42 pm-11:00 am

2 stops16h 18m

Santo Domingo Las Americas

Sun 1/18

4:29 pm-7:51 am

1 stop16h 22m

$388

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 1/4

8:26 pm-9:26 am

1 stop12h 00m

Santo Domingo Las Americas

Fri 1/16

4:24 pm-8:38 am

2 stops17h 14m

$391

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 2/9

1:18 am-1:09 pm

1 stop10h 51m

Santo Domingo Las Americas

Fri 2/13

2:11 pm-3:15 am

1 stop14h 04m

$399

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 1/14

6:00 am-9:54 am

2 stops26h 54m

Santo Domingo Las Americas

Wed 1/21

2:40 pm-4:28 pm

2 stops26h 48m

$401

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 1/19

8:51 am-9:59 am

2 stops24h 08m

Santo Domingo Las Americas

Fri 1/30

9:34 pm-8:33 am

2 stops35h 59m

$403

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 2/4

1:18 am-10:50 am

1 stop8h 32m

Santo Domingo Las Americas

Tue 2/10

7:05 pm-3:15 am

1 stop9h 10m

$404

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sat 2/28

3:35 pm-2:17 am

1 stop9h 42m

Santo Domingo Las Americas

Wed 3/4

2:13 pm-11:32 pm

1 stop10h 19m

$406

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 1/5

2:09 pm-11:12 am

2 stops20h 03m

Santo Domingo Las Americas

Fri 1/16

4:24 pm-8:38 am

2 stops17h 14m

$411

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sat 1/24

3:00 am-4:50 pm

2 stops12h 50m

Santo Domingo Las Americas

Sat 1/31

12:20 pm-4:25 am

1 stop17h 05m

$413

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 $421.

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 $539 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 $467 on momondo.

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

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 57m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Santo Domingo takes 6h 57m
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 57m, 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
3,081 reviews
Search Frontier flights
Copa AirlinesPriceFrom $365Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights
DeltaPriceFrom $464Free CancellationRating
7.9
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $487Free CancellationRating
7.4
9,091 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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