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Dominican Republic

$141+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PUJ
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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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 August 14, 2025.

Round-trip from

$333
(CheapOair)

One-way from

$141
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$546

Good round-trip deal

$606 or less

Good one-way deal

$416 or less
From Washington, D.C. Dulles Intl to Dominican Republic
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One-way flight from Washington, D.C. Dulles Intl to Dominican Republic
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Highest demand for flights based on searches. 10% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Dominican Republic.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Dominican Republic.
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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 August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Mon 8/259:33 pmIAD - PUJ
1 stop14h 12mMultiple Airlines
Thu 8/2812:40 pmPUJ - IAD
1 stop8h 08mMultiple Airlines
Deal found 8/12$309
This CheapOair deal was found by Cheapflights users on 8/14. 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.
Sat 8/166:10 amIAD - PUJ
1 stop8h 24mFrontier
Sat 8/236:54 pmPUJ - IAD
1 stop15h 53mFrontier
Deal found 8/14$333
This Priceline deal was found by Cheapflights users on 8/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2411:32 amIAD - PUJ
1 stop6h 12mFrontier
Thu 8/283:38 pmPUJ - IAD
1 stop8h 38mFrontier
Deal found 8/13$334
This Priceline deal was found by Cheapflights users on 8/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amIAD - SDQ
1 stop7h 56mFrontier
Sun 11/24:19 pmSDQ - IAD
1 stop8h 52mFrontier
Deal found 8/14$335
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:07 pmIAD - PUJ
1 stop12h 56mFrontier
Sun 10/191:32 pmPUJ - IAD
1 stop6h 50mFrontier
Deal found 8/14$339
This Frontier deal was found by Cheapflights users on 8/12. 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.
Thu 10/166:15 amIAD - SDQ
1 stop7h 46mFrontier
Sun 10/193:14 pmSDQ - IAD
1 stop8h 57mFrontier
Deal found 8/12$343
This Frontier deal was found by Cheapflights users on 8/14. 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.
Sat 10/117:15 amIAD - PUJ
1 stop7h 07mFrontier
Sat 10/183:32 pmPUJ - IAD
1 stop8h 24mFrontier
Deal found 8/14$343
This Frontier deal was found by Cheapflights users on 8/14. 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.
Sun 11/96:00 amIAD - PUJ
1 stop8h 30mFrontier
Thu 11/131:24 pmPUJ - IAD
1 stop6h 17mFrontier
Deal found 8/14$345
This Booking.com deal was found by Cheapflights users on 8/13. 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.
Fri 8/225:37 pmIAD - PUJ
1 stop20h 42mFrontier
Sun 8/243:38 pmPUJ - IAD
1 stop8h 38mFrontier
Deal found 8/13$347
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:07 pmIAD - SDQ
1 stop20h 14mFrontier
Thu 10/233:14 pmSDQ - IAD
1 stop8h 57mFrontier
Deal found 8/14$350
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:59 pmIAD - PUJ
1 stop15h 13mFrontier
Sat 8/236:54 pmPUJ - IAD
1 stop15h 53mFrontier
Deal found 8/14$350
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Mon 8/259:33 pmIAD - PUJ
1 stop14h 12mMultiple Airlines
Fri 8/294:05 pmPUJ - IAD
2 stops28h 43mMultiple Airlines
Deal found 8/12$353

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 August 14, 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.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 10/9

6:15 am-2:01 pm

1 stop7h 46m

Santo Domingo Las Americas

Sun 10/12

3:14 pm-12:11 am

1 stop8h 57m

$334

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

Sun 11/2

4:19 pm-12:11 am

1 stop8h 52m

$335

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Sun 10/19

6:15 am-2:01 pm

1 stop7h 46m

Santo Domingo Las Americas

Sun 10/26

3:14 pm-12:11 am

1 stop8h 57m

$343

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Mon 8/18

6:10 am-2:10 pm

1 stop8h 00m

Punta Cana

Sun 8/24

3:38 pm-12:16 am

1 stop8h 38m

$343

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Sun 8/17

12:31 pm-8:48 pm

1 stop8h 17m

Punta Cana

Sun 8/24

3:38 pm-12:16 am

1 stop8h 38m

$343

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Sun 11/9

6:00 am-3:30 pm

1 stop8h 30m

Punta Cana

Thu 11/13

1:24 pm-6:41 pm

1 stop6h 17m

$345

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Fri 8/22

5:37 pm-2:19 pm

1 stop20h 42m

Punta Cana

Sun 8/24

3:38 pm-12:16 am

1 stop8h 38m

$347

Washington, D.C.Santo Domingo

IAD - SDQ

IADSDQ

Washington, D.C. Dulles Intl

Thu 10/16

6:15 am-2:01 pm

1 stop7h 46m

Santo Domingo Las Americas

Thu 10/23

3:14 pm-12:11 am

1 stop8h 57m

$350

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Thu 8/21

6:10 am-2:23 pm

1 stop8h 13m

Punta Cana

Sat 8/30

6:54 pm-10:47 am

1 stop15h 53m

$350

Washington, D.C.Punta Cana

IAD - PUJ

IADPUJ

Washington, D.C. Dulles Intl

Mon 9/8

2:25 pm-3:20 pm

1 stop24h 55m

Punta Cana

Tue 9/16

4:25 pm-1:38 pm

1 stop21h 13m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 60 results
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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 $593). 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 August 14, 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 8% 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.

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 August 14, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to the Dominican Republic, such as Delta, Copa Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,509 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,217 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 ($148), American Airlines ($255), and Delta ($289).

  • 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 $719, our data shows the cheapest flight currently is $252. When looking at the most popular route, (Washington, D.C. Dulles Intl - Punta Cana), you can expect to pay $355 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 $593). 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

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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
Baltimore to Punta Cana flights
Dulles Intl to Oranjestad flights
Reagan-National to Punta Cana flights
Dulles Intl to Nassau flights
Baltimore to Oranjestad flights
Reagan-National to Montego Bay flights
Dulles Intl to Saint Thomas Island flights
Reagan-National to Nassau flights
Baltimore to Nassau flights
Reagan-National to Oranjestad flights
Dulles Intl to Providenciales flights
Baltimore to Montego Bay flights
Baltimore to Saint Thomas Island flights
Dulles Intl to Castries flights
Reagan-National to Saint Thomas Island flights
Baltimore to Providenciales flights
Dulles Intl to Santo Domingo flights
Baltimore to Santo Domingo flights
Dulles Intl to Willemstad flights
Dulles Intl to Simpson Bay flights
Reagan-National to Providenciales flights
Reagan-National to Castries flights
Reagan-National to Port of Spain flights
Reagan-National to Santo Domingo flights
Reagan-National to Simpson Bay flights
Dulles Intl to Port of Spain flights
Baltimore to Port of Spain flights
Baltimore to Castries flights
Dulles Intl to Bridgetown flights
Baltimore to Simpson Bay flights
Dulles Intl to George Town flights
Reagan-National to Bridgetown flights
Reagan-National to Willemstad flights
Baltimore to Willemstad flights
Baltimore to George Town flights
Baltimore to Bridgetown flights
Dulles Intl to Ponce flights
Reagan-National to Ponce flights
Dulles Intl to Kingston flights
Reagan-National to George Town flights
Baltimore to Kingston flights
Baltimore to Santiago de los Caballeros flights
Reagan-National to Kingston flights
Dulles Intl to St. John's flights
Dulles Intl to Santiago de los Caballeros flights

Top 6 airlines flying from Dulles Intl to Dominican Republic

Discover the top 6 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$284Average$367FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$355Average$502FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$450Average$520FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$460Average$695FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$461Average$724FlexibilityNo cancel feeOn-time71%
DeltaCheapest$470Average$867FlexibilityNo cancel feeOn-timeN/A

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