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$246+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DUB
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
1 adult, Economy
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Cheap 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 February 7, 2026.

This oojo deal was found by Cheapflights users on 2/4. 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.
Thu 4/93:30 pm
PDX
-
DUB
1 stop11h 35m
Icelandair
Fri 4/1712:15 pm
DUB
-
PDX
1 stop13h 45m
Icelandair
Deal found 2/4$409
This oojo deal was found by Cheapflights users on 2/6. 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 3/173:45 pm
PDX
-
DUB
1 stop11h 30m
Icelandair
Wed 3/2511:30 am
DUB
-
PDX
1 stop13h 30m
Icelandair
Deal found 2/6$416
This oojo deal was found by Cheapflights users on 2/5. 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.
Thu 4/233:30 pm
PDX
-
DUB
1 stop11h 35m
Icelandair
Mon 4/272:15 pm
DUB
-
PDX
1 stop11h 45m
Icelandair
Deal found 2/5$422
This Mytrip deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
PDX
-
DUB
1 stop11h 30m
Icelandair
Wed 3/2511:30 am
DUB
-
PDX
1 stop13h 30m
Icelandair
Deal found 2/5$427
This oojo deal was found by Cheapflights users on 2/4. 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 4/143:30 pm
PDX
-
DUB
1 stop11h 35m
Icelandair
Fri 4/2412:15 pm
DUB
-
PDX
1 stop13h 45m
Icelandair
Deal found 2/4$434
This FlightHub deal was found by Cheapflights users on 2/4. 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.
Mon 4/133:30 pm
PDX
-
DUB
1 stop13h 45m
Icelandair
Wed 4/2912:15 pm
DUB
-
PDX
1 stop13h 45m
Icelandair
Deal found 2/4$439
This oojo deal was found by Cheapflights users on 2/4. 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 2/252:35 pm
SEA
-
DUB
1 stop11h 40m
Icelandair
Fri 3/611:30 am
DUB
-
SEA
1 stop13h 30m
Icelandair
Deal found 2/4$448
This Mytrip deal was found by Cheapflights users on 2/4. 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.
Fri 5/110:10 am
PDX
-
DUB
1 stop13h 35m
Multiple Airlines
Fri 5/89:50 am
DUB
-
PDX
1 stop17h 15m
Multiple Airlines
Deal found 2/4$448
This KAYAK deal was found by Cheapflights users on 2/3. 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 3/243:45 pm
PDX
-
DUB
1 stop11h 30m
Icelandair
Fri 4/1712:15 pm
DUB
-
PDX
1 stop13h 45m
Icelandair
Deal found 2/3$449
This Air Canada deal was found by Cheapflights users on 2/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:10 am
PDX
-
DUB
1 stop13h 35m
Air Canada
Sun 5/109:50 am
DUB
-
PDX
2 stops34h 45m
Air Canada
Deal found 2/3$451
This oojo deal was found by Cheapflights users on 2/4. 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 4/193:40 pm
SEA
-
DUB
1 stop13h 35m
Icelandair
Thu 4/232:15 pm
DUB
-
SEA
1 stop11h 40m
Icelandair
Deal found 2/4$454
This Mytrip deal was found by Cheapflights users on 2/7. 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.
Sat 9/57:45 pm
PDX
-
DUB
2 stops28h 00m
Multiple Airlines
Sun 9/139:50 am
DUB
-
PDX
1 stop17h 16m
Multiple Airlines
Deal found 2/7$454

Find flight deals from Washington to Dublin

Keep the following information in mind while searching for Washington to Dublin flight deals. Data was last updated February 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$409
(oojo)

One-way from

$246
(KAYAK)

Popular in

June

Cheapest in

November

Average price

$551

Good round-trip deal

$617 or less

Good one-way deal

$343 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Dublin flights.
Search Deals
From Washington to Dublin
Search Deals
One-way flight from Washington to Dublin
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Washington to Dublin.
Search Deals
Price to beat on a one-way flight from Washington to Dublin.
Search Deals

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 February 7, 2026.
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

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Wed 2/25

7:00 am-8:10 am

1 stop17h 10m

Dublin

Sun 3/1

9:00 am-10:04 pm

2 stops45h 04m

$458

PascoDublin

PSC - DUB

PSCDUB

Pasco Tri Cities

Wed 2/25

6:17 am-10:20 am

2 stops20h 03m

Dublin

Sun 3/1

9:00 am-9:17 pm

2 stops44h 17m

$462

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sun 3/1

11:59 pm-9:55 am

2 stops25h 56m

Dublin

Sun 3/8

8:00 am-10:51 am

2 stops34h 51m

$462

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 3/4

5:05 am-10:20 am

2 stops21h 15m

Dublin

Sun 3/8

8:00 am-10:51 am

2 stops34h 51m

$462

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 3/3

8:30 am-7:30 am

2 stops15h 00m

Dublin

Wed 3/11

8:00 am-9:58 pm

2 stops44h 58m

$462

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Wed 3/4

7:00 am-9:55 am

2 stops18h 55m

Dublin

Wed 3/11

8:00 am-9:03 pm

2 stops44h 03m

$462

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 4/24

7:05 pm-7:20 am

2 stops28h 15m

Dublin

Sun 5/3

9:50 am-9:30 am

1 stop31h 40m

$466

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 4/23

10:55 pm-7:20 am

2 stops24h 25m

Dublin

Mon 4/27

9:50 am-11:46 am

2 stops33h 56m

$469

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sun 4/12

7:00 am-10:40 am

2 stops19h 40m

Dublin

Sun 4/19

9:50 am-8:42 pm

2 stops42h 52m

$469

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sun 3/1

6:45 am-7:45 am

1 stop17h 00m

Dublin

Sun 3/8

1:25 pm-12:25 pm

1 stop30h 00m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 47 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 $308). Flying from State of Washington to Dublin in June is currently the most expensive (average of $656). 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.

How much does it cost to fly round-trip from State of Washington to Dublin?

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 14 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 Scandinavian Airlines can get you from State of Washington to Dublin in just under 11h 40m. Your travel time can differ by up to 8h 40m. 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 cheapest airlines to fly from State of Washington to Dublin one-way?

    The cheapest airlines for a one-way flight from State of Washington to Dublin are Icelandair ($174), British Airways ($218), and WestJet ($234).

  • 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 (50%), Aer Lingus (50%) and Iberia (50%).

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

    On average you can expect to pay $1,628 for a flight from State of Washington to Dublin. The cheapest flight overall is $274 while the most popular route, (Seattle/Tacoma Intl - Dublin) is currently priced at $480.

  • 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 $308). Flying from State of Washington to Dublin in June is currently the most expensive (average of $656). 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
Leixlip

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Alternative routes for Washington to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$402FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$341Average$618FlexibilityNo cancel feeOn-time67%
IcelandairCheapest$353Average$755FlexibilityNo cancel feeOn-time76%
IberiaCheapest$367Average$587FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$401Average$682FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$405Average$628FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$407Average$569FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$431Average$698FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$444Average$488FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$457Average$708FlexibilityNo cancel feeOn-time76%

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