HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dominican Republic

$154+ Cheap flights from Dulles Intl (IAD) to the Dominican Republic

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PUJ
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Dominican Republic with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Dominican Republic

Keep the following information in mind while searching for Dulles Intl to Dominican Republic flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$339
(Frontier)

One-way from

$154
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$648

Good round-trip deal

$589 or less

Good one-way deal

$286 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Punta Cana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Punta Cana flights.
Search Deals
From Washington, D.C. Dulles Intl to Dominican Republic
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Dominican Republic
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Dominican Republic.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Dominican Republic.
Search Deals

Find flight deals from Dulles Intl to Dominican Republic

Cheapest flights from Dulles Intl to Dominican Republic
Explore the most affordable flight options available from Dulles Intl to Dominican Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Frontier deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/35:15 amIAD - PUJ
1 stop9h 48mFrontier
Wed 6/113:27 pmPUJ - IAD
1 stop8h 27mFrontier
Deal found 4/17$339
This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/312:23 pmIAD - STI
1 stop24h 27mFrontier
Mon 7/72:10 pmSTI - IAD
1 stop21h 43mFrontier
Deal found 4/16$362
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:35 pmIAD - PUJ
1 stop18h 09mMultiple Airlines
Thu 5/1512:42 pmPUJ - IAD
1 stop27h 54mMultiple Airlines
Deal found 4/17$363
This Copa Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/122:25 amIAD - PUJ
1 stop14h 34mCopa Airlines
Sat 9/205:12 pmPUJ - IAD
1 stop11h 10mCopa Airlines
Deal found 4/17$373
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:00 amIAD - PUJ
1 stop8h 37mDelta
Fri 10/32:42 pmPUJ - IAD
1 stop9h 25mDelta
Deal found 4/17$385
This Copa Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/149:32 amIAD - SDQ
1 stop12h 36mCopa Airlines
Mon 5/198:53 amSDQ - IAD
1 stop19h 27mCopa Airlines
Deal found 4/16$407
This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2010:19 pmIAD - PUJ
1 stop25h 36mAir Canada
Tue 4/226:25 amPUJ - IAD
1 stop27h 21mAir Canada
Deal found 4/16$418
This Booking.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/236:10 amIAD - SDQ
2 stops12h 04mFrontier
Fri 8/17:29 pmSDQ - IAD
1 stop23h 01mFrontier
Deal found 4/16$452
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/212:30 pmIAD - SDQ
1 stop10h 59mDelta
Fri 11/144:22 pmSDQ - IAD
1 stop8h 45mDelta
Deal found 4/17$465
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:10 pmIAD - STI
1 stop7h 16mDelta
Tue 12/26:45 amSTI - IAD
1 stop10h 46mDelta
Deal found 4/16$465
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/185:26 pmIAD - SDQ
2 stops22h 19mMultiple Airlines
Mon 6/1610:19 amSDQ - IAD
1 stop10h 53mMultiple Airlines
Deal found 4/15$466
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/198:02 pmIAD - SDQ
2 stops17h 15mAmerican Airlines
Tue 6/36:24 amSDQ - IAD
2 stops10h 32mAmerican Airlines
Deal found 4/16$469

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Dominican Republic 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to the Dominican Republic that are best for you.

Fly from

Dulles Intl

Fly to

Dominican Republic

Route

Depart

Return

Price

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Tue 6/3

5:15 am-3:03 pm

1 stop9h 48m

Punta Cana

Wed 6/18

3:27 pm-12:04 am

1 stop8h 37m

$339

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Thu 7/3

12:23 pm-12:50 pm

1 stop24h 27m

Santiago de los Caballeros

Mon 7/7

2:10 pm-11:53 am

1 stop21h 43m

$362

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Sat 4/26

5:35 pm-11:44 am

1 stop18h 09m

Punta Cana

Thu 5/15

12:42 pm-4:36 pm

1 stop27h 54m

$363

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Wed 5/14

9:32 am-10:08 pm

1 stop12h 36m

Santo Domingo Las Americas

Mon 5/19

8:53 am-4:20 am

1 stop19h 27m

$407

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Tue 5/27

2:21 am-4:35 pm

1 stop14h 14m

Punta Cana

Sun 6/1

5:16 am-12:29 am

1 stop19h 13m

$407

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Sun 4/20

10:19 pm-11:55 pm

1 stop25h 36m

Punta Cana

Tue 4/22

6:25 am-9:46 am

1 stop27h 21m

$418

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 6/23

6:10 am-6:14 pm

2 stops12h 04m

Santo Domingo Las Americas

Fri 8/1

7:29 pm-6:30 pm

1 stop23h 01m

$452

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 5/18

5:26 pm-3:45 pm

2 stops22h 19m

Santo Domingo Las Americas

Mon 6/16

10:19 am-9:12 pm

1 stop10h 53m

$466

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Mon 5/19

8:02 pm-11:15 am

2 stops15h 13m

Santo Domingo Las Americas

Tue 6/3

6:24 am-12:02 am

2 stops17h 38m

$469

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Wed 9/3

8:19 pm-12:20 pm

2 stops16h 01m

Santiago de los Caballeros

Mon 9/8

1:35 pm-9:52 pm

2 stops8h 17m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 45 results
1
2
3
...
5

Best time to book a flight from Dulles Intl to Dominican Republic

Have a flexible travel schedule? Discover the best time to fly to Dominican Republic from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to the Dominican Republic

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Dominican Republic?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dominican Republic (average of $443). Flying from Washington, D.C. Dulles Intl Airport to Dominican Republic in June is currently the most expensive (average of $598). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to DO?

Find hourly flight availability from Dulles Intl to Dominican Republic. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Dominican Republic in the morning. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Dominican Republic?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Dominican Republic. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Dominican Republic flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Dominican Republic

Explore weekly flight availability from Dulles Intl to Dominican Republic. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2025.

The most flights from IAD to DO0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dominican Republic by month

Plan your trip to Dominican Republic by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dominican Republic ranges from 2.1 - 6.0 inches per month. October is typically the wettest month, when rainfall can reach 6.0 in. February is typically the driest time to visit Dominican Republic when rainfall is around 2.1 in.

Temperature in Dominican Republic by month

Plan your trip to Dominican Republic by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dominican Republic, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Dominican Republic

Get insights into the airlines that provide service to Dominican Republic. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dominican Republic. Reviews last updated April 17, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines and Aeromexico from Washington, D.C. to Dominican Republic by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,409 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aeromexico
7.5
Good
1,699 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Dominican Republic. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Dominican Republic one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Dominican Republic are Frontier ($154), Copa Airlines ($195), and Air Canada ($204).

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Dominican Republic?

    Most travelers choose Washington, D.C. Dulles Intl - Punta Cana, Washington, D.C. Dulles Intl - Santo Domingo Las Americas or Washington, D.C. Dulles Intl - Santiago de los Caballeros when deciding on the best route from Washington, D.C. Dulles Intl Airport to Dominican Republic.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Dominican Republic?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Dominican Republic is generally $827, our data shows the cheapest flight currently is $246. When looking at the most popular route, (Washington, D.C. Dulles Intl - Punta Cana), you can expect to pay $342 for that flight.

  • Can I find deals for flights from Dulles Intl to Dominican Republic that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Dominican Republic flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Dominican Republic?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Dominican Republic.

  • Can I find deals for business class flights from Dulles Intl to Dominican Republic?

    Yes. Cheapflights offers flight deals from Dulles Intl to Dominican Republic by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Dominican Republic?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dominican Republic (average of $443). Flying from Washington, D.C. Dulles Intl Airport to Dominican Republic in June is currently the most expensive (average of $598). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Dominican Republic

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Luis Munoz Marin Intl flights
Baltimore to Luis Munoz Marin Intl flights
Reagan-National to Luis Munoz Marin Intl flights
Dulles Intl to Punta Cana flights
Dulles Intl to Montego Bay flights
Dulles Intl to Oranjestad flights
Baltimore to Montego Bay flights
Baltimore to Punta Cana flights
Dulles Intl to Saint Thomas Island flights
Reagan-National to Montego Bay flights
Reagan-National to Punta Cana flights
Baltimore to Oranjestad flights
Reagan-National to Nassau flights
Dulles Intl to Nassau flights
Dulles Intl to Providenciales flights
Baltimore to Santo Domingo flights
Baltimore to Saint Thomas Island flights
Reagan-National to Saint Thomas Island flights
Baltimore to Nassau flights
Dulles Intl to Santo Domingo flights
Reagan-National to Oranjestad flights
Dulles Intl to Simpson Bay flights
Baltimore to Castries flights
Dulles Intl to Castries flights
Baltimore to Providenciales flights
Reagan-National to Providenciales flights
Dulles Intl to Willemstad flights
Dulles Intl to Bridgetown flights
Baltimore to Simpson Bay flights
Reagan-National to Santo Domingo flights
Baltimore to Bridgetown flights
Reagan-National to Simpson Bay flights
Baltimore to George Town flights
Reagan-National to Castries flights
Dulles Intl to Port of Spain flights
Reagan-National to Puerto Plata flights
Reagan-National to Willemstad flights
Reagan-National to Bridgetown flights
Baltimore to Willemstad flights
Reagan-National to George Town flights
Dulles Intl to George Town flights
Dulles Intl to St. John's flights
Baltimore to Santiago de los Caballeros flights
Dulles Intl to Christiansted flights
Reagan-National to Port of Spain flights
Dulles Intl to Kingston flights
Reagan-National to Christiansted flights
Baltimore to Kingston flights
Baltimore to Christiansted flights
Dulles Intl to Santiago de los Caballeros flights

Top 7 airlines flying from Dulles Intl to Dominican Republic

Discover the top 7 airlines that operate flights from Dulles Intl to Dominican Republic. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$150Average$346FlexibilityNo cancel feeOn-time65%
FrontierCheapest$270Average$299FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$364Average$507FlexibilityNo cancel feeOn-time70%
DeltaCheapest$388Average$618FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$389Average$747FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$446Average$724FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$450Average$508FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.