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Washington, D.C.

$265+ Cheap flights from Dublin (DUB) to Washington, D.C. (WAS)

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — WAS
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Dublin to Washington, D.C. are usually found in February or September, booked 84 days in advance, depart on a Monday or Thursday and return on a Sunday

Cheap flight deals from Dublin to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Most accurate provider

Gurufare
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$274
(lastminute.com)

One-way from

$265
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$458

Good round-trip deal

$600 or less

Good one-way deal

$475 or less
Provider with most accurate pricing for Dublin-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Dublin-Washington, D.C. (WAS) flights.
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From Dublin to Washington, D.C. (WAS)
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One-way flight from Dublin to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($188 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Dublin to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Dublin to Washington, D.C. (WAS).
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Find flight deals from Dublin to Washington, D.C.

Cheapest flights from Dublin to Washington, D.C.
Explore the most affordable flight options available from Dublin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This lastminute.com deal was found by Cheapflights users on 1/21. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1011:00 amDUB - BWI
1 stop11h 00mPLAY
Sun 3/167:10 pmBWI - DUB
1 stop10h 30mPLAY
Deal found 1/21$274
This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:30 amDUB - IAD
1 stop11h 55mIcelandair
Mon 3/178:40 pmIAD - DUB
1 stop9h 35mIcelandair
Deal found 1/21$331
This SmartFares deal was found by Cheapflights users on 1/21. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/810:20 amDUB - IAD
1 stop34h 20mScandinavian Airlines
Mon 3/176:10 pmIAD - DUB
1 stop13h 30mScandinavian Airlines
Deal found 1/21$379
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/29:00 amDUB - BWI
2 stops40h 48mUnited Airlines
Sun 2/95:22 pmBWI - DUB
2 stops32h 38mUnited Airlines
Deal found 1/19$385
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/176:40 pmDUB - IAD
1 stop25h 50mMultiple Airlines
Mon 2/2410:05 pmIAD - DUB
Nonstop7h 00mMultiple Airlines
Deal found 1/20$386
This TravelUp deal was found by Cheapflights users on 1/21. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1212:00 pmDUB - DCA
1 stop13h 36mKLM
Mon 3/175:05 pmDCA - DUB
1 stop11h 20mKLM
Deal found 1/21$393
This Expedia deal was found by Cheapflights users on 1/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:50 amDUB - IAD
Nonstop8h 20mLufthansa
Mon 3/1011:05 pmIAD - DUB
Nonstop7h 00mLufthansa
Deal found 1/21$394
This Delta deal was found by Cheapflights users on 1/20. 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.
Mon 2/178:50 amDUB - IAD
1 stop11h 55mDelta
Mon 2/2412:29 pmIAD - DUB
2 stops22h 11mDelta
Deal found 1/20$398
This Delta deal was found by Cheapflights users on 1/21. 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.
Tue 3/45:55 amDUB - DCA
2 stops17h 05mDelta
Tue 3/1111:39 amDCA - DUB
2 stops16h 26mDelta
Deal found 1/21$405
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/108:30 amDUB - BWI
2 stops17h 18mMultiple Airlines
Mon 2/176:30 amBWI - DUB
2 stops19h 30mMultiple Airlines
Deal found 1/20$405
This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:30 amDUB - BWI
1 stop12h 00mIcelandair
Mon 3/108:30 pmBWI - DUB
1 stop9h 45mIcelandair
Deal found 1/19$417
This TravelUp deal was found by Cheapflights users on 1/20. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2711:30 amDUB - BWI
1 stop11h 26mKLM
Mon 3/314:45 pmBWI - DUB
1 stop11h 00mKLM
Deal found 1/20$429

Find flights from Dublin to Washington, D.C. within your budget

Customize your flight search to find flights from Dublin to Washington, D.C. 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Mon 3/10

11:00 am-6:00 pm

1 stop11h 00m

Baltimore/Washington

Sun 3/16

7:10 pm-9:40 am

1 stop10h 30m

$274

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 3/3

11:30 am-6:25 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Mon 3/17

8:40 pm-10:15 am

1 stop9h 35m

$331

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Sat 3/8

10:20 am-3:40 pm

1 stop34h 20m

Washington, D.C. Dulles Intl

Mon 3/17

6:10 pm-11:40 am

1 stop13h 30m

$379

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

Sun 2/2

9:00 am-8:48 pm

2 stops40h 48m

Baltimore/Washington

Sun 2/9

5:22 pm-7:00 am

2 stops32h 38m

$385

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 2/17

6:40 pm-3:30 pm

1 stop25h 50m

Washington, D.C. Dulles Intl

Mon 2/24

10:05 pm-10:05 am

Nonstop7h 00m

$386

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 2/3

6:40 pm-3:30 pm

1 stop25h 50m

Washington, D.C. Dulles Intl

Mon 2/10

5:30 pm-12:05 pm

1 stop13h 35m

$388

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Wed 3/12

12:00 pm-9:36 pm

1 stop13h 36m

Washington, D.C. Reagan-National

Mon 3/17

5:05 pm-8:25 am

1 stop11h 20m

$393

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Fri 3/7

11:50 am-3:10 pm

Nonstop8h 20m

Washington, D.C. Dulles Intl

Mon 3/10

11:05 pm-10:05 am

Nonstop7h 00m

$394

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

Mon 2/17

8:50 am-3:45 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Mon 2/24

12:29 pm-3:40 pm

2 stops22h 11m

$398

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

Tue 3/4

5:55 am-6:00 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Tue 3/11

11:39 am-8:05 am

2 stops16h 26m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 60 results
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Compare providers for flights from Dublin to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to Washington, D.C. in January.
ProviderPrice AccuracyTrust Score*
GurufarePrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dublin-Washington, D.C. flights, users find the pricing of Gurufare to be most consistent on Cheapflights vs. Gurufare Users can find the same prices on Dublin-Washington, D.C. flight deals on Cheapflights vs. Gurufare >95% of the time. Price accuracy is based on data collected from Dublin-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-Washington, D.C. flights, Cheapflights users trust Gurufare the most. Gurufare has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dublin to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Dublin 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.

Travel insights for flights from Dublin to Washington, D.C.

Get recent, data-driven insights about flights from Dublin to Washington, D.C. including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Dublin to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Dublin to Washington, D.C.. Price data was last updated on January 17, 2025.

To ensure you get the cheapest price possible for a flight from Dublin to Washington, D.C., you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Dublin to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Dublin to Washington, D.C. (average of $241). Flying from Dublin to Washington, D.C. in March is currently the most expensive (average of $290). 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 DUB to WAS?

Find hourly flight availability from Dublin to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

It’s typically best to fly out from Dublin to Washington, D.C. at noon. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Dublin to Washington, D.C.

Explore weekly flight availability from Dublin to Washington, D.C.. 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 January 21, 2025.

The most flights from DUB to WAS are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated January 21, 2025.
Read through reviews of airlines operating flights from Dublin to Washington, D.C., such as TAP AIR PORTUGAL, Icelandair and Scandinavian Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Dublin to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Washington, D.C.?

    Most people fly from Dublin (DUB) if they book a flight from Dublin to Washington, D.C.. On average, Dublin has 3 outbound flights to Washington, D.C. per day from 3 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • What are the cheapest airlines flying from Dublin to Washington, D.C. round-trip?

    Flying on PLAY is currently your cheapest option to Washington, D.C., with prices starting at $274. Additional round-trip tickets that might be worth considering are offered by Icelandair and Scandinavian Airlines, with the lowest prices starting at $331 and $379, respectively. PLAY is 50% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Dublin to Washington, D.C. one-way?

    To fly one-way, consider booking your trip with PLAY, which is currently one of the cheapest options available, starting at $290. Icelandair flights start at $334 while deals on Aer Lingus start at $359 one-way.

  • What are the most popular routes from Dublin to Washington, D.C.?

    While some choose either Dublin - Washington, D.C. Reagan-National or Dublin - Baltimore/Washington, Dublin - Washington, D.C. Dulles Intl is the most popular route from Dublin to Washington, D.C..

  • Can I find deals for flights from Dublin to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Dublin to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Washington, D.C..

  • Can I find deals for business class flights from Dublin to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Dublin to Washington, D.C. 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 Dublin to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Dublin to Washington, D.C. (average of $241). Flying from Dublin to Washington, D.C. in March is currently the most expensive (average of $290). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Fairfax
Arlington
Alexandria
Springfield
Silver Spring
Rockville
Tysons
Gaithersburg
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Greenbelt
Easton
Oxon Hill
Herndon
Woodbridge
Bowie
Reston
National Harbor

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Alternative routes for Dublin to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Dulles Intl flights
Dublin to Reagan-National flights
Shannon to Dulles Intl flights

Top 3 airlines flying from Dublin to Washington, D.C.

Discover the top 3 airlines that operate flights from Dublin to Washington, D.C.. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$245Average$385FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$410Average$599FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$612Average$726FlexibilityNo cancel feeOn-time69%
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