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Cheap flights from Washington, D.C. Dulles Intl Airport to Santo Domingo from $182

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 9/28. 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

Frontier Logo
6:00 am - 1:56 pmIAD-SDQ
7h 56m1 stop
Frontier Logo
4:19 pm - 12:11 amSDQ-IAD
8h 52m1 stop
$344Frontier
Find Deal
Thu, Oct 30 - Thu, Nov 6
Frontier Logo
6:00 am - 3:01 pmIAD-SDQ
8h 01m1 stop
Frontier Logo
4:19 pm - 12:11 amSDQ-IAD
8h 52m1 stop
$345Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Frontier Logo
6:00 am - 3:01 pmIAD-SDQ
8h 01m1 stop
Frontier Logo
4:19 pm - 4:34 pmSDQ-IAD
25h 15m1 stop
$349Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Multiple Airlines Logo
3:51 pm - 9:45 pmIAD-SDQ
28h 54m1 stop
Multiple Airlines Logo
3:35 pm - 2:05 pmSDQ-IAD
23h 30m1 stop
$358Multiple Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 13
Frontier Logo
6:15 am - 1:59 pmIAD-SDQ
7h 44m1 stop
Frontier Logo
3:14 pm - 3:39 pmSDQ-IAD
24h 25m1 stop
$360Frontier
Find Deal
Thu, Oct 23 - Sun, Oct 26
Frontier Logo
8:40 am - 3:01 pmIAD-SDQ
29h 21m1 stop
Frontier Logo
4:19 pm - 12:11 amSDQ-IAD
8h 52m1 stop
$362Frontier
Find Deal
Wed, Nov 5 - Sun, Nov 9
Copa Airlines Logo
2:25 am - 10:56 amIAD-SDQ
8h 31m1 stop
Copa Airlines Logo
2:10 pm - 4:20 amSDQ-IAD
14h 10m1 stop
$387Copa Airlines
Find Deal
Sat, Oct 4 - Sun, Oct 12
Copa Airlines Logo
2:25 am - 4:15 pmIAD-SDQ
13h 50m1 stop
Copa Airlines Logo
2:15 pm - 3:22 amSDQ-IAD
14h 07m1 stop
$388Copa Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 11
Copa Airlines Logo
3:25 pm - 2:17 amIAD-SDQ
9h 52m1 stop
Copa Airlines Logo
6:39 pm - 3:13 amSDQ-IAD
9h 34m1 stop
$389Copa Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 26
Copa Airlines Logo
4:41 pm - 10:56 amIAD-SDQ
18h 15m1 stop
Copa Airlines Logo
12:00 pm - 4:20 amSDQ-IAD
16h 20m1 stop
$401Copa Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 26

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
Sep 17
IAD3:20 pmWashington, D.C. Dulles Intl
19h 30m
1 stop
SDQ10:50 amSanto Domingo Las Americas
Sep 18
SDQ6:10 pmSanto Domingo Las Americas
21h 35m
2 stops
IAD3:45 pmWashington, D.C. Dulles Intl
$510
Find similar
Avianca
Sep 26
IAD3:20 pmWashington, D.C. Dulles Intl
19h 30m
1 stop
SDQ10:50 amSanto Domingo Las Americas
Oct 27
SDQ5:45 pmSanto Domingo Las Americas
20h 30m
1 stop
IAD2:15 pmWashington, D.C. Dulles Intl
$520
Find similar
Avianca
Sep 26
IAD3:20 pmWashington, D.C. Dulles Intl
19h 30m
1 stop
SDQ10:50 amSanto Domingo Las Americas
Sep 30
SDQ11:45 amSanto Domingo Las Americas
15h 00m
2 stops
IAD2:45 amWashington, D.C. Dulles Intl
$522
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
Oct 30
IAD6:00 amWashington, D.C. Dulles Intl
7h 56m
1 stop
SDQ1:56 pmSanto Domingo Las Americas
Nov 6
SDQ4:19 pmSanto Domingo Las Americas
8h 52m
1 stop
IAD12:11 amWashington, D.C. Dulles Intl
$344
Find similar
Frontier
Nov 6
IAD6:00 amWashington, D.C. Dulles Intl
8h 01m
1 stop
SDQ3:01 pmSanto Domingo Las Americas
Nov 9
SDQ4:19 pmSanto Domingo Las Americas
8h 52m
1 stop
IAD12:11 amWashington, D.C. Dulles Intl
$345
Find similar
Frontier
Nov 6
IAD6:00 amWashington, D.C. Dulles Intl
8h 01m
1 stop
SDQ3:01 pmSanto Domingo Las Americas
Nov 9
SDQ4:19 pmSanto Domingo Las Americas
25h 15m
1 stop
IAD4:34 pmWashington, D.C. Dulles Intl
$349
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 September 16, 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 10/30

6:00 am-1:56 pm

1 stop7h 56m

Santo Domingo Las Americas

Thu 11/6

4:19 pm-12:11 am

1 stop8h 52m

$344

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 11/6

6:00 am-3:01 pm

1 stop8h 01m

Santo Domingo Las Americas

Sun 11/9

4:19 pm-12:11 am

1 stop8h 52m

$345

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 11/6

6:00 am-3:01 pm

1 stop8h 01m

Santo Domingo Las Americas

Sun 11/9

4:19 pm-4:34 pm

1 stop25h 15m

$349

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 11/3

3:51 pm-9:45 pm

1 stop28h 54m

Santo Domingo Las Americas

Thu 11/13

3:35 pm-2:05 pm

1 stop23h 30m

$358

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 10/23

6:15 am-1:59 pm

1 stop7h 44m

Santo Domingo Las Americas

Sun 10/26

3:14 pm-3:39 pm

1 stop24h 25m

$360

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 11/5

8:40 am-3:01 pm

1 stop29h 21m

Santo Domingo Las Americas

Sun 11/9

4:19 pm-12:11 am

1 stop8h 52m

$362

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sat 10/4

2:25 am-10:56 am

1 stop8h 31m

Santo Domingo Las Americas

Sun 10/12

2:10 pm-4:20 am

1 stop14h 10m

$387

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 10/27

2:25 am-4:15 pm

1 stop13h 50m

Santo Domingo Las Americas

Tue 11/11

2:15 pm-3:22 am

1 stop14h 07m

$388

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 1/12

3:25 pm-2:17 am

1 stop9h 52m

Santo Domingo Las Americas

Mon 1/26

6:39 pm-3:13 am

1 stop9h 34m

$389

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 10/16

4:41 pm-10:56 am

1 stop18h 15m

Santo Domingo Las Americas

Sun 10/26

12:00 pm-4:20 am

1 stop16h 20m

$401

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 March to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $464.

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 $561 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 $480 on momondo.

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

As of September 2025, prices for Washington, D.C. Dulles Intl Airport to Santo Domingo flights are approximately 44% 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

Direct flights

None
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 44m, 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
3,174 reviews
Search Frontier flights
Copa AirlinesPriceFrom $355Free CancellationRating
7.6
1,531 reviews
Search Copa Airlines flights
DeltaPriceFrom $464Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $507Free CancellationRating
7.4
8,924 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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