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Washington, D.C.

$287+ Cheap flights from Dublin (DUB) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — WAS
avr. 22 — avr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Dublin to Washington, D.C. are usually found in January or November, booked 26 days in advance, depart on a Monday or Wednesday and return on a Tuesday

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 avril 17, 2025.

Most accurate provider

Gurufare
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$382
(Mytrip)

One-way from

$288
(PLAY)

Popular in

July

Cheapest in

January

Average price

$552

Good round-trip deal

$639 or less

Good one-way deal

$454 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)
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Highest demand for flights based on searches. 20% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in April 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 avril 17, 2025.

This PLAY 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/2211:35 amDUB - BWI
1 stop11h 05mPLAY
ven. 10/317:05 pmBWI - DUB
1 stop10h 35mPLAY
Deal found 4/17$287
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/312:15 pmDUB - IAD
1 stop14h 55mIcelandair
ven. 9/1211:15 pmIAD - DUB
1 stop30h 50mIcelandair
Deal found 4/16$434
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/3011:35 amDUB - BWI
2 stops27h 32mMultiple Airlines
mer. 5/79:30 pmBWI - DUB
2 stops32h 05mMultiple Airlines
Deal found 4/16$464
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/1612:15 pmDUB - BWI
1 stop12h 10mIcelandair
dim. 5/258:30 pmBWI - DUB
1 stop11h 45mIcelandair
Deal found 4/17$465
This ResecentrumGruppen 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/228:40 amDUB - IAD
1 stop12h 35mMultiple Airlines
jeu. 5/2910:15 pmIAD - DUB
Nonstop7h 05mMultiple Airlines
Deal found 4/16$501
This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/27:05 pmDUB - IAD
1 stop27h 10mScandinavian Airlines
ven. 11/288:30 pmIAD - DUB
1 stop31h 50mScandinavian Airlines
Deal found 4/17$503
This ResecentrumGruppen 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/2212:30 pmDUB - IAD
Nonstop8h 00mLufthansa
jeu. 5/2910:15 pmIAD - DUB
Nonstop7h 05mLufthansa
Deal found 4/16$505
This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 4/261:15 pmDUB - DCA
1 stop14h 30mKLM
jeu. 5/13:25 pmDCA - DUB
1 stop14h 20mKLM
Deal found 4/17$508
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/168:45 amDUB - IAD
1 stop12h 30mSWISS
dim. 5/258:45 pmIAD - DUB
1 stop34h 25mSWISS
Deal found 4/16$508
This Bravofly 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 4/244:00 pmDUB - IAD
Nonstop7h 55mAer Lingus
mer. 5/75:20 pmIAD - DUB
Nonstop6h 50mAer Lingus
Deal found 4/17$509
This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/31:15 pmDUB - DCA
1 stop15h 15mAir France
mer. 9/105:00 pmDCA - DUB
1 stop11h 15mAir France
Deal found 4/17$513
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.
mer. 5/1412:45 pmDUB - BWI
1 stop11h 50mAmerican Airlines
lun. 5/269:20 pmBWI - DUB
1 stop12h 20mAmerican Airlines
Deal found 4/16$513

Cheapflights Fare Finder

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 avril 17, 2025.
Use the filters below to find and compare flights from Dublin to Washington, D.C. that are best for you.

Fly from

Dublin

Fly to

Washington, D.C.

Route

Depart

Return

Price

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

mer. 4/30

11:35 am-5:40 pm

1 stop11h 05m

Baltimore/Washington

mer. 5/7

6:50 pm-10:15 am

1 stop10h 25m

$382

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

mer. 4/30

11:35 am-10:07 am

2 stops27h 32m

Baltimore/Washington

mer. 5/7

9:30 pm-10:35 am

2 stops32h 05m

$464

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

ven. 5/16

12:15 pm-7:25 pm

1 stop12h 10m

Baltimore/Washington

dim. 5/25

8:30 pm-1:15 pm

1 stop11h 45m

$465

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

mer. 5/7

11:45 am-7:59 pm

2 stops37h 14m

Washington, D.C. Dulles Intl

mer. 5/28

10:05 pm-6:15 pm

1 stop15h 10m

$507

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

jeu. 5/22

3:00 pm-10:01 pm

1 stop12h 01m

Washington, D.C. Reagan-National

lun. 5/26

5:00 pm-9:15 am

1 stop11h 15m

$508

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

mer. 6/18

12:15 pm-7:20 pm

1 stop12h 05m

Washington, D.C. Dulles Intl

ven. 7/11

8:30 pm-1:15 pm

1 stop11h 45m

$510

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

mer. 9/3

1:15 pm-11:30 pm

1 stop15h 15m

Washington, D.C. Reagan-National

mer. 9/10

5:00 pm-9:15 am

1 stop11h 15m

$513

DublinBaltimore

DUB - BWI

DUBBWI

Dublin

mer. 5/14

12:45 pm-7:35 pm

1 stop11h 50m

Baltimore/Washington

mar. 5/27

9:20 pm-2:45 pm

1 stop12h 25m

$513

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

ven. 5/16

6:40 pm-4:15 pm

1 stop26h 35m

Washington, D.C. Dulles Intl

dim. 5/25

8:45 pm-5:50 pm

1 stop16h 05m

$513

DublinWashington, D.C.

DUB - IAD

DUBIAD

Dublin

jeu. 5/22

6:40 pm-4:15 pm

1 stop26h 35m

Washington, D.C. Dulles Intl

lun. 5/26

10:15 pm-10:20 am

Nonstop7h 05m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 59 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 April.
ProviderPrice AccuracyTrust Score*
GurufarePrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 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.

The best insider tips for Dublin to Washington, D.C. flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Dublin to Washington, D.C. trip
Airlines
Aer Lingus

Pre-clear US immigration in Dublin, saving time upon arrival in the US.


Aer Lingus offers complimentary meals and drinks on all transatlantic flights, enhancing your travel experience.

Read more about Aer Lingusby Evie Carrick
United Airlines

Polaris passengers enjoy lie-flat seats and access to exclusive lounges with dining and relaxation areas.


Economy Plus offers extra legroom and priority boarding, ideal for added comfort on long-haul flights.

Read more about United Airlinesby Harriet Baskas
Our travel experts
Evie Carrick

Evie Carrick

Expert on Aer Lingus

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

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.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Washington, D.C.

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 April 11, 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 26 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 $309). Flying from Dublin to Washington, D.C. in June is currently the most expensive (average of $383). 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 avril 17, 2025.

It’s typically best to fly out from Dublin to Washington, D.C. at noon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, 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 avril 17, 2025.

The most flights from DUB to WAS are scheduled on a Thursday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 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 avril 17, 2025.
Read through reviews of airlines operating flights from Dublin to Washington, D.C., such as Delta, KLM and Austrian Airlines. 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

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
775 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 11 outbound flights to Washington, D.C. per day from 4 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 $382. Additional round-trip tickets that might be worth considering are offered by Icelandair and Scandinavian Airlines, with the lowest prices starting at $465 and $507, respectively. PLAY is 32% 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 $288. Icelandair flights start at $378 while deals on TAP AIR PORTUGAL start at $408 one-way.

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

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

  • What are the most reliable airlines from Dublin to Washington, D.C.?

    The top 3 most reliable airlines when flying from Dublin to Washington, D.C. are Lufthansa (89%), Air Canada (89%) and United Airlines (89%).

  • What are the cheapest flights from Dublin to Washington, D.C.?

    Looking for the cheapest flight from Dublin to Washington, D.C.? While on average our users pay $1,127, our data indicates the cheapest price to be $439. The most popular route (Dublin - Washington, D.C. Dulles Intl), is priced around $422.

  • 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 $309). Flying from Dublin to Washington, D.C. in June is currently the most expensive (average of $383). 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
Arlington
Alexandria
Fairfax
Tysons
Springfield
Woodbridge
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Bowie
Gettysburg
National Harbor
Oxon Hill
Reston

Browse thousands of different options on Cheapflights for your next trip

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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 4 airlines flying from Dublin to Washington, D.C.

Discover the top 4 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 avril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$281Average$440FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$425Average$603FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$433Average$633FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$569Average$739FlexibilityNo cancel feeOn-time69%

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