Dublin

$213+ Cheap flights from Washington, D.C. (WAS) to Dublin (DUB)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — DUB
Apr 5 — Apr 121
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1. Tell us where you want to go
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Cheapflights Tip: The best prices from Washington, D.C. to Dublin are usually found in January or February, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Dublin (DUB). 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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$348
(eDestinos)

One-way from

$213
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$562

Good round-trip deal

$743 or less

Good one-way deal

$529 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Dublin flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Dublin flights.
From Washington, D.C. (WAS) to Dublin
One-way flight from Washington, D.C. (WAS) to Dublin
Highest demand for flights based on searches. 21% potential increase in price ($190 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Dublin.
Price to beat on a one-way flight from Washington, D.C. (WAS) to Dublin.

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

Cheapest flights from Washington, D.C. to Dublin
Explore the most affordable flight options available from Washington, D.C. to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This eDestinos deal was found by Cheapflights users on 3/31. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:50 pmBWI - DUB
1 stop10h 25mPLAY
Wed 5/711:35 amDUB - BWI
1 stop11h 05mPLAY
Deal found 3/31$348
This Mytrip deal was found by Cheapflights users on 3/30. 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.
Sun 5/45:45 amBWI - DUB
2 stops22h 50mMultiple Airlines
Wed 5/711:35 amDUB - BWI
2 stops24h 56mMultiple Airlines
Deal found 3/30$505
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/910:05 pmIAD - DUB
1 stop15h 10mScandinavian Airlines
Sun 9/217:15 pmDUB - IAD
2 stops29h 44mScandinavian Airlines
Deal found 3/30$520
This JetBlue deal was found by Cheapflights users on 3/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/293:45 pmDCA - DUB
1 stop11h 35mJetBlue
Tue 5/610:40 amDUB - DCA
1 stop12h 20mJetBlue
Deal found 3/30$525
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:40 pmIAD - DUB
1 stop9h 35mIcelandair
Tue 11/411:30 amDUB - IAD
1 stop11h 50mIcelandair
Deal found 3/30$554
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:30 pmBWI - DUB
1 stop11h 45mIcelandair
Wed 11/511:30 amDUB - BWI
1 stop12h 00mIcelandair
Deal found 3/30$554
This Gotogate deal was found by Cheapflights users on 3/31. 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.
Mon 8/410:20 pmIAD - DUB
1 stop30h 40mTAP AIR PORTUGAL
Wed 8/2010:45 amDUB - IAD
1 stop33h 35mTAP AIR PORTUGAL
Deal found 3/31$567
This Orbitz deal was found by Cheapflights users on 3/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/75:20 pmIAD - DUB
Nonstop6h 50mAer Lingus
Wed 10/1512:50 pmDUB - IAD
Nonstop8h 00mAer Lingus
Deal found 3/30$576
This Mytrip deal was found by Cheapflights users on 3/30. 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 5/510:05 pmIAD - DUB
2 stops15h 30mMultiple Airlines
Mon 5/126:00 pmDUB - IAD
2 stops30h 59mMultiple Airlines
Deal found 3/30$587
This United deal was found by Cheapflights users on 3/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:11 pmBWI - DUB
1 stop11h 34mUnited Airlines
Wed 11/59:00 amDUB - BWI
2 stops40h 57mUnited Airlines
Deal found 3/30$611
This SmartFares deal was found by Cheapflights users on 3/30. 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.
Mon 5/126:05 amDCA - DUB
2 stops24h 45mScandinavian Airlines
Mon 5/197:05 pmDUB - DCA
2 stops32h 40mScandinavian Airlines
Deal found 3/30$613
This United deal was found by Cheapflights users on 3/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:15 pmIAD - DUB
Nonstop7h 05mUnited Airlines
Wed 11/59:00 amDUB - IAD
1 stop11h 51mUnited Airlines
Deal found 3/30$619

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Dublin 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 March 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Dublin that are best for you.

Fly from

Washington, D.C.

Fly to

Dublin

Route

Depart

Return

Price

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Wed 4/30

6:50 pm-10:15 am

1 stop10h 25m

Dublin

Wed 5/7

11:35 am-5:40 pm

1 stop11h 05m

$348

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Sun 5/4

5:45 am-9:35 am

2 stops22h 50m

Dublin

Wed 5/7

11:35 am-7:31 am

2 stops24h 56m

$505

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 4/29

3:45 pm-8:20 am

1 stop11h 35m

Dublin

Tue 5/6

10:40 am-6:00 pm

1 stop12h 20m

$525

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Fri 5/2

10:05 pm-11:30 am

2 stops32h 25m

Dublin

Tue 5/13

12:40 pm-7:59 pm

1 stop12h 19m

$546

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 5/6

10:05 pm-10:05 pm

2 stops19h 00m

Dublin

Tue 5/13

5:45 pm-7:59 pm

2 stops31h 14m

$579

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 5/12

6:05 am-11:50 am

2 stops24h 45m

Dublin

Mon 5/19

7:05 pm-10:45 pm

2 stops32h 40m

$613

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Mon 4/14

8:25 pm-8:15 am

Nonstop6h 50m

Dublin

Wed 4/23

12:50 pm-3:50 pm

Nonstop8h 00m

$617

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Wed 5/7

10:20 pm-12:05 am

1 stop20h 45m

Dublin

Wed 5/14

10:45 am-3:20 pm

1 stop33h 35m

$653

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Thu 4/24

9:40 pm-9:35 am

1 stop30h 55m

Dublin

Thu 5/1

10:35 am-11:45 am

1 stop30h 10m

$660

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 5/14

6:00 am-6:15 pm

3 stops31h 15m

Dublin

Wed 5/21

3:45 pm-9:53 pm

2 stops35h 08m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 48 results
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Compare providers for flights from Washington, D.C. to Dublin

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 Washington, D.C. to Dublin in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust 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 Washington, D.C.-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C.-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Washington, D.C. to Dublin 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 Washington, D.C. to Dublin trip
Airports
IAD

Expect long security queues at IAD, especially in the afternoon. Arrive early to navigate the check-in area and avoid delays.

Read more about IADby Ramsey Qubein
DUB

Use the Aircoach or Dublin Express for a quick ride into Dublin from DUB, departing every 15 to 30 minutes.

Read more about DUBby James March
Our travel experts
James March

James March

Expert on DUB

James March

James March

For UK-based James March, nothing beats the thrill and chaos of arriving in a new city for the first time, and he tries to put that feeling into his writing and inspire others to travel too. From Birmingham to Blackpool and Leicester to Liverpool, James has reviewed hotels, written narratives and created guides for those who love to travel.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Dublin. Price data was last updated on March 28, 2025.

The price you pay for your flight from Washington, D.C. to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Dublin (average of $509). Flying from Washington, D.C. to Dublin in June is currently the most expensive (average of $1,010). 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 WAS to DUB?

Find hourly flight availability from Washington, D.C. to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

It’s typically best to fly out from Washington, D.C. to Dublin in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Dublin. Price data was last updated on September 8, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Dublin flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday 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. to Dublin

Explore weekly flight availability from Washington, D.C. to Dublin. 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 March 31, 2025.

The most flights from WAS to DUB are scheduled on a Monday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated March 31, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Dublin, such as Delta, KLM and Air France. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

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.
8.0
Very good
8.0
Very good

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

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.
8.0
Very good

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

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.
8.0
Very good

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

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.
8.0
Very good

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

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.
8.0
Very good

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

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 Washington, D.C. to Dublin. 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 into for flights to Dublin from Washington, D.C.?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Dublin. 12 airlines have flights to Dublin from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Dublin should not be difficult; the airport handles an average of 10 inbound flights from Washington, D.C. per day.

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

    According to our current data, PLAY ($348), Scandinavian Airlines ($520), and JetBlue ($525) offers the cheapest pricing from Washington, D.C. to Dublin. PLAY is currently priced 49% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is PLAY, with whom users have recently found tickets for as low as $276. However, be on the lookout for offers from Scandinavian Airlines and WestJet, as they are both options that can get you from Washington, D.C. to Dublin for a low price.

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

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Dublin (average of $509). Flying from Washington, D.C. to Dublin in June is currently the most expensive (average of $1,010). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
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Top 10 airlines flying from Washington, D.C. to Dublin

Discover the top 10 airlines that operate flights from Washington, D.C. to Dublin. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$283Average$421FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$303Average$520FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$423Average$738FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$473Average$778FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$484Average$778FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$512Average$929FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$514Average$644FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$548Average$1,041FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$556Average$906FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$597Average$888FlexibilityNo cancel feeOn-time71%
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