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$214+ Cheap flights from Washington 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DUB
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Washington to Dublin

Keep the following information in mind while searching for Washington to Dublin flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$403
(CrystalTravel)

One-way from

$214
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$621

Good round-trip deal

$537 or less

Good one-way deal

$448 or less
From Washington to Dublin
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One-way flight from Washington to Dublin
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Highest demand for flights based on searches. 23% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington to Dublin.
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Price to beat on a one-way flight from Washington to Dublin.
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Find flight deals from Washington to Dublin

Cheapest flights from Washington to Dublin
Explore the most affordable flight options available from Washington to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This CrystalTravel deal was found by Cheapflights users on 9/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/43:45 pmSEA - DUB
1 stop11h 20mIcelandair
vie. 10/1012:15 pmDUB - SEA
1 stop16h 25mIcelandair
Deal found 9/15$403
This Icelandair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/132:35 pmSEA - DUB
1 stop11h 40mIcelandair
sáb. 4/182:15 pmDUB - SEA
1 stop11h 35mIcelandair
Deal found 9/14$404
This lastminute.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/207:15 pmSEA - DUB
2 stops29h 00mMultiple Airlines
mié. 11/56:35 pmDUB - SEA
2 stops36h 40mMultiple Airlines
Deal found 9/13$406
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/203:20 pmPDX - DUB
1 stop13h 55mIcelandair
vie. 10/3111:30 amDUB - PDX
1 stop13h 30mIcelandair
Deal found 9/14$406
This United Airlines deal was found by Cheapflights users on 9/15. 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.
dom. 11/97:00 amSEA - DUB
1 stop17h 10mUnited Airlines
mié. 11/199:00 amDUB - SEA
2 stops23h 59mUnited Airlines
Deal found 9/15$407
This oojo deal was found by Cheapflights users on 9/15. 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.
sáb. 10/253:20 pmPDX - DUB
1 stop11h 55mIcelandair
vie. 11/711:30 amDUB - PDX
1 stop13h 30mIcelandair
Deal found 9/15$407
This FlightHub deal was found by Cheapflights users on 9/15. 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.
lun. 10/133:20 pmPDX - DUB
1 stop13h 55mIcelandair
mié. 10/2911:30 amDUB - PDX
1 stop13h 30mIcelandair
Deal found 9/15$408
This Air Canada deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/268:15 amSEA - DUB
1 stop14h 55mAir Canada
mié. 11/129:00 amDUB - SEA
1 stop21h 16mAir Canada
Deal found 9/13$409
This FlightHub deal was found by Cheapflights users on 9/15. 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.
sáb. 11/292:45 pmPDX - DUB
1 stop11h 30mIcelandair
vie. 12/511:30 amDUB - PDX
1 stop13h 30mIcelandair
Deal found 9/15$409
This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/297:00 pmSEA - DUB
1 stop32h 05mIcelandair
vie. 10/1012:15 pmDUB - SEA
1 stop16h 25mIcelandair
Deal found 9/13$410
This FlightHub deal was found by Cheapflights users on 9/15. 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.
mar. 9/303:45 pmSEA - DUB
1 stop11h 20mIcelandair
jue. 10/92:15 pmDUB - SEA
1 stop11h 35mIcelandair
Deal found 9/15$411
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/128:00 amSEA - DUB
2 stops17h 55mUnited Airlines
mié. 11/199:00 amDUB - SEA
2 stops23h 59mUnited Airlines
Deal found 9/14$412

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 septiembre 15, 2025.
Use the filters below to find and compare flights from Washington to Dublin that are best for you.

Fly from

Washington

Fly to

Dublin

Route

Depart

Return

Price

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

lun. 12/1

8:00 am-7:30 am

2 stops39h 30m

Dublin

mié. 12/10

9:00 am-9:31 am

2 stops32h 31m

$406

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

dom. 11/9

7:00 am-8:10 am

1 stop17h 10m

Dublin

mié. 11/19

9:00 am-12:59 am

2 stops23h 59m

$407

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

sáb. 11/15

2:35 pm-10:15 am

1 stop11h 40m

Dublin

vie. 11/28

11:30 am-5:00 pm

1 stop13h 30m

$407

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

lun. 10/20

7:44 am-9:45 am

1 stop18h 01m

Dublin

mié. 11/5

11:30 am-10:09 pm

1 stop18h 39m

$424

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

lun. 11/24

7:15 am-7:45 am

1 stop16h 30m

Dublin

vie. 4/17

10:00 am-4:13 pm

1 stop14h 13m

$427

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

mié. 11/19

9:04 am-9:55 am

2 stops16h 51m

Dublin

mié. 11/26

10:40 am-11:15 pm

2 stops20h 35m

$427

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

dom. 10/26

11:59 pm-10:20 am

2 stops27h 21m

Dublin

mié. 11/12

10:40 am-11:15 pm

3 stops20h 35m

$427

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

sáb. 10/25

1:57 pm-7:10 am

2 stops33h 13m

Dublin

mié. 11/5

10:40 am-6:52 pm

1 stop16h 12m

$429

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

mar. 11/25

6:00 am-9:20 am

2 stops19h 20m

Dublin

mar. 4/14

10:00 am-4:13 pm

1 stop14h 13m

$431

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

mié. 10/1

3:45 pm-1:15 pm

1 stop13h 30m

Dublin

vie. 10/10

12:15 pm-8:40 pm

1 stop16h 25m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 46 results
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Best time to book a flight from Washington to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Washington 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 to Dublin

What is the cheapest month to book a flight from State of Washington to Dublin?

Currently, November is the cheapest month in which you can book a flight from State of Washington to Dublin (average of $509). Flying from State of Washington to Dublin in June is currently the most expensive (average of $923). 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 WA to DUB?

Find hourly flight availability from Washington 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 septiembre 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Dublin as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Washington 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?

    If you book a flight to Dublin from Washington, you will be flying to Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin.

  • How popular is this State of Washington to Dublin flight route?

    The Washington to Dublin flight path was viewed by 16 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to Dublin?

    United Airlines, Icelandair, and Delta can get you from State of Washington to Dublin in just under 11h 40m. Your travel time can differ by up to 5h 30m. The distance from State of Washington to Dublin is about 4523 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from State of Washington to Dublin?

    The most popular flight routes from State of Washington to Dublin are Seattle/Tacoma Intl - Dublin, Portland - Dublin and Spokane - Dublin.

  • What are the most reliable airlines from State of Washington to Dublin?

    The top 3 most reliable airlines when flying from State of Washington to Dublin are American Airlines (78%), Aer Lingus (78%) and British Airways (78%).

  • What are the cheapest flights from State of Washington to Dublin?

    On average you can expect to pay $1,608 for a flight from State of Washington to Dublin. The cheapest flight overall is $374 while the most popular route, (Seattle/Tacoma Intl - Dublin) is currently priced at $343.

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

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

  • How can I find direct flights from Washington to Dublin?

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

  • Can I find deals for business class flights from Washington to Dublin?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Dublin?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Dublin (average of $509). Flying from State of Washington to Dublin in June is currently the most expensive (average of $923). 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
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Alternative routes for Washington to Dublin

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Top 10 airlines flying from Washington to Dublin

Discover the top 10 airlines that operate flights from Washington 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$621FlexibilityNo cancel feeOn-time62%
Air FranceCheapest$337Average$732FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$341Average$720FlexibilityNo cancel feeOn-time67%
IberiaCheapest$363Average$524FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$370Average$732FlexibilityNo cancel feeOn-time76%
KLMCheapest$405Average$686FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$417Average$716FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$426Average$617FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$431Average$682FlexibilityNo cancel feeOn-time69%
DeltaCheapest$432Average$776FlexibilityNo cancel feeOn-timeN/A

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