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$246+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — DUB
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Find cheap flights from Washington, D.C. to Dublin with Cheapflights

1. Tell us where you want to go

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

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. to Dublin are usually found in January or February, booked 87 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap 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 August 4, 2026.

This oojo deal was found by Cheapflights users on 7/30. 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.
Sun 10/188:30 pm
BWI
-
DUB
1 stop11h 45m
Icelandair
Wed 10/2811:30 am
DUB
-
BWI
1 stop12h 10m
Icelandair
Deal found 7/30$532
This oojo deal was found by Cheapflights users on 7/30. 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 10/148:30 pm
BWI
-
DUB
1 stop11h 45m
Icelandair
Tue 10/202:15 pm
DUB
-
BWI
1 stop13h 00m
Icelandair
Deal found 7/30$536
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:30 pm
BWI
-
DUB
1 stop11h 45m
Icelandair
Mon 10/192:15 pm
DUB
-
BWI
1 stop10h 10m
Icelandair
Deal found 8/1$538
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:40 pm
BWI
-
DUB
1 stop9h 35m
Icelandair
Fri 10/3011:30 am
DUB
-
BWI
1 stop12h 10m
Icelandair
Deal found 7/30$539
This deal was found by Cheapflights users on 7/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:30 pm
BWI
-
DUB
1 stop11h 45m
Icelandair
Thu 10/222:15 pm
DUB
-
BWI
1 stop13h 00m
Icelandair
Deal found 7/29$540
This oojo deal was found by Cheapflights users on 8/3. 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 9/228:30 pm
BWI
-
DUB
1 stop9h 35m
Icelandair
Sat 10/32:15 pm
DUB
-
BWI
1 stop13h 00m
Icelandair
Deal found 8/3$542
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Wed 10/148:30 pm
BWI
-
DUB
1 stop11h 45m
Icelandair
Wed 10/2112:15 pm
DUB
-
BWI
1 stop12h 10m
Icelandair
Deal found 8/1$544
This oojo deal was found by Cheapflights users on 8/2. 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 9/228:30 pm
BWI
-
DUB
1 stop9h 35m
Icelandair
Thu 10/152:15 pm
DUB
-
BWI
1 stop10h 10m
Icelandair
Deal found 8/2$546
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Tue 9/298:30 pm
BWI
-
DUB
1 stop9h 35m
Icelandair
Wed 10/712:15 pm
DUB
-
BWI
1 stop12h 10m
Icelandair
Deal found 8/1$551
This Icelandair deal was found by Cheapflights users on 7/30. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:30 pm
BWI
-
DUB
1 stop9h 35m
Icelandair
Wed 10/712:15 pm
DUB
-
BWI
1 stop12h 10m
Icelandair
Deal found 7/30$566
This Mytrip deal was found by Cheapflights users on 8/1. 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.
Tue 9/158:40 pm
DCA
-
DUB
1 stop9h 50m
Multiple Airlines
Tue 9/221:15 pm
DUB
-
DCA
1 stop14h 19m
Multiple Airlines
Deal found 8/1$639
This KAYAK deal was found by Cheapflights users on 8/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:55 am
IAD
-
DUB
1 stop14h 15m
Aer Lingus
Sun 9/61:20 pm
DUB
-
IAD
1 stop12h 04m
Aer Lingus
Deal found 8/3$639

Find 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 August 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(oojo)

One-way from

$246
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$685

Good round-trip deal

$752 or less

Good one-way deal

$462 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Dublin flights.
Search Deals
From Washington, D.C. (WAS) to Dublin
Search Deals
One-way flight from Washington, D.C. (WAS) to Dublin
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Dublin.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Dublin.
Search Deals

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 August 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 11/16

7:00 am-9:55 am

1 stop21h 55m

Dublin

Thu 11/26

9:00 am-8:58 am

1 stop28h 58m

$674

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Wed 11/11

10:20 pm-10:20 am

Nonstop7h 00m

Dublin

Tue 11/17

12:10 pm-5:00 pm

1 stop33h 50m

$688

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Mon 11/2

12:36 pm-7:30 am

1 stop13h 54m

Dublin

Wed 11/11

12:05 pm-3:20 pm

Nonstop8h 15m

$696

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Mon 11/16

4:00 pm-7:45 am

1 stop10h 45m

Dublin

Thu 11/26

8:50 am-5:52 pm

2 stops14h 02m

$702

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Tue 11/10

5:02 pm-8:45 am

1 stop10h 43m

Dublin

Tue 11/17

8:50 am-5:59 pm

2 stops14h 09m

$702

BaltimoreDublin

BWI - DUB

BWIDUB

Baltimore/Washington

Tue 10/27

7:00 am-8:45 am

2 stops21h 45m

Dublin

Tue 11/3

5:45 am-9:35 pm

2 stops20h 50m

$707
Quickest round-trip

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Wed 11/11

10:20 pm-10:20 am

Nonstop7h 00m

Dublin

Tue 11/17

12:05 pm-3:20 pm

Nonstop8h 15m

$721

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sat 8/22

2:15 pm-8:20 am

1 stop13h 05m

Dublin

Wed 8/26

10:40 am-7:05 pm

1 stop13h 25m

$730

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Wed 9/30

5:00 pm-8:20 am

1 stop10h 20m

Dublin

Fri 10/9

11:30 am-10:59 pm

1 stop16h 29m

$740

Washington, D.C.Dublin

DCA - DUB

DCADUB

Washington, D.C. Reagan-National

Sat 10/24

6:55 pm-7:10 am

1 stop31h 15m

Dublin

Sat 11/14

9:00 am-10:38 pm

1 stop18h 38m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 55 resultsSorted by cheapest first
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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 August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 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 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.

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

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Dublin (average of $551). Flying from Washington, D.C. to Dublin in June is currently the most expensive (average of $1,085). 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 August 4, 2026.

When flying from Washington, D.C. to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 August 4, 2026.

The most flights from WAS to DUB are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Washington, D.C. to Dublin?

Airfare is below average for this route at the moment.
Washington, D.C. to Dublin flights typically cost between $579 and $894 in October.
The cheapest round-trip price found within the last 5 days was $532 on Icelandair (Oct 18-Oct 28).

What’s the top layover airport for flights from Washington, D.C. to Dublin?

Share of 1-stop round-trip flights from Washington, D.C. to Dublin chosen by Cheapflights users in the past 12 months, using the same layover each way.

Frankfurt am Main (FRA) – chosen by Cheapflights users on 73% of 1-stop itineraries from Washington, D.C. to Dublin on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Dublin?

Average round-trip fare for 1-stop flights from Washington, D.C. to Dublin, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $606.

What’s the fastest layover option from Washington, D.C. to Dublin?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Dublin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 9h 35m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Dublin?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Dublin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 1h 20m.

How often are flights from Washington, D.C. to Dublin delayed?

About 16% of weekly flights between Washington, D.C. and Dublin have experienced delays in the past year, with the average delay time being 191 minutes.

What is the most punctual flight time for Washington, D.C. to Dublin flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Dublin flights?

Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 11% of flights being delayed.

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

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 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Dublin trip
Our travel experts
James March

James March

Expert on DUB

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

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

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 August 4, 2026.
Get a feel of what it's like to fly with United Airlines,Aer Lingus, andJetBlue from Washington, D.C. to Dublin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,059 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
10,059 reviews
United Airlines
7.4
Good
10,059 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Aer Lingus
7.3
Good
1,685 reviews
United Airlines
7.4
Good
10,059 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
JetBlue
7.2
Good
3,025 reviews
United Airlines
7.4
Good
10,059 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.1
Good
11,850 reviews
United Airlines
7.4
Good
10,059 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Icelandair
7.0
Good
721 reviews
United Airlines
7.4
Good
10,059 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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. 13 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 14 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Dublin?

    United Airlines, Delta, and JetBlue can get you from Washington, D.C. to Dublin in just under 10h 45m. Your travel time can differ by up to 11h 10m. Washington, D.C. and Dublin are separated by a distance of 3381 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Aer Lingus ($359), Icelandair ($364), and Iberia ($391) offers the cheapest pricing from Washington, D.C. to Dublin. Aer Lingus is currently priced 51% 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 Icelandair, with whom users have recently found tickets for as low as $165. However, be on the lookout for offers from Aer Lingus and Lufthansa, 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?

    When deciding which route to take from Washington, D.C. to Dublin consider Washington, D.C. Dulles Intl - Dublin, Baltimore/Washington - Dublin or Washington, D.C. Reagan-National - Dublin as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. to Dublin on time: Qatar Airways (85%), American Airlines (82%), Aer Lingus (82%).

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

    While on average a flight from Washington, D.C. to Dublin is generally $1,988, our data shows the cheapest flight currently is $427. When looking at the most popular route, (Washington, D.C. Dulles Intl - Dublin), you can expect to pay $484 for that flight.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. to Dublin (average of $551). Flying from Washington, D.C. to Dublin in June is currently the most expensive (average of $1,085). 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
Castleknock

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Dublin

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

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 August 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$359Average$692FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$364Average$632FlexibilityNo cancel feeOn-time76%
IberiaCheapest$391Average$843FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$427Average$639FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$445Average$810FlexibilityNo cancel feeOn-time71%
DeltaCheapest$456Average$809FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$456Average$518FlexibilityNo cancel feeOn-time77%
KLMCheapest$459Average$596FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$491Average$742FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$556Average$843FlexibilityNo cancel feeOn-time69%

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