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Cheap flights from Washington to Dublin from $268

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Dublin departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
2:35 pm - 10:15 am
SEA
-
DUB
11h 40m
1 stop
Icelandair Logo
11:30 am - 6:00 pm
DUB
-
SEA
13h 30m
1 stop
$405Icelandair
Tue, Mar 3 - Tue, Mar 10
Icelandair Logo
2:35 pm - 10:15 am
SEA
-
DUB
11h 40m
1 stop
Icelandair Logo
11:30 am - 5:00 pm
DUB
-
SEA
13h 30m
1 stop
$408Icelandair
Wed, Feb 25 - Thu, Mar 5
Icelandair Logo
2:35 pm - 10:15 am
SEA
-
DUB
11h 40m
1 stop
Icelandair Logo
11:30 am - 5:00 pm
DUB
-
SEA
13h 30m
1 stop
$409Icelandair
Wed, Feb 25 - Tue, Mar 3
Multiple Airlines Logo
3:25 pm - 7:45 am
PDX
-
DUB
32h 20m
1 stop
Multiple Airlines Logo
9:50 am - 2:45 pm
DUB
-
PDX
12h 55m
1 stop
$444Multiple Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
3:25 pm - 7:45 am
PDX
-
DUB
32h 20m
1 stop
Multiple Airlines Logo
9:50 am - 2:45 pm
DUB
-
PDX
12h 55m
1 stop
$449Multiple Airlines
Wed, May 6 - Wed, May 13
British Airways Logo
5:45 pm - 5:05 pm
PDX
-
DUB
15h 20m
1 stop
British Airways Logo
8:50 am - 4:55 pm
DUB
-
PDX
15h 05m
1 stop
$455British Airways
Mon, Mar 2 - Mon, Mar 9
United Airlines Logo
7:00 am - 8:10 am
GEG
-
DUB
17h 10m
1 stop
United Airlines Logo
9:00 am - 9:17 pm
DUB
-
GEG
44h 17m
2 stops
$458United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
7:00 am - 8:10 am
GEG
-
DUB
17h 10m
1 stop
United Airlines Logo
9:00 am - 10:04 pm
DUB
-
GEG
45h 04m
2 stops
$460United Airlines
Wed, Feb 25 - Sun, Mar 1
Delta Logo
6:45 am - 7:45 am
PSC
-
DUB
17h 00m
1 stop
Delta Logo
8:50 am - 10:33 am
DUB
-
PSC
57h 43m
2 stops
$484Delta
Thu, Feb 26 - Sun, Mar 8
Delta Logo
6:45 am - 7:45 am
PSC
-
DUB
17h 00m
1 stop
Delta Logo
9:45 am - 7:56 pm
DUB
-
PSC
17h 11m
1 stop
$485Delta
Thu, Feb 26 - Wed, Mar 11

United Airlines flights from State of Washington to Dublin

Our best United Airlines deals on State of Washington to Dublin flight tickets
United Airlines
Feb 25
GEG7:00 amSpokane
17h 10m
1 stop
DUB8:10 amDublin
Mar 1
DUB9:00 amDublin
44h 17m
2 stops
GEG9:17 pmSpokane
$458
United Airlines
Feb 23
PDX7:00 amPortland
17h 10m
1 stop
DUB8:10 amDublin
Mar 9
DUB8:00 amDublin
44h 58m
2 stops
PDX9:58 pmPortland
$460
United Airlines
Feb 25
PSC6:17 amPasco Tri Cities
17h 13m
2 stops
DUB7:30 amDublin
Mar 1
DUB9:00 amDublin
44h 17m
2 stops
PSC9:17 pmPasco Tri Cities
$463

KLM flights from State of Washington to Dublin

Our best KLM deals on State of Washington to Dublin flight tickets
KLM
Mar 1
PDX6:00 amPortland
17h 45m
1 stop
DUB7:45 amDublin
Mar 8
DUB8:50 amDublin
34h 35m
1 stop
PDX11:25 amPortland
$475
KLM
Feb 9
PDX7:00 amPortland
17h 45m
1 stop
DUB8:45 amDublin
Feb 25
DUB5:55 amDublin
17h 16m
2 stops
PDX3:11 pmPortland
$483
KLM
Mar 1
GEG6:45 amSpokane
17h 00m
1 stop
DUB7:45 amDublin
Mar 8
DUB9:45 amDublin
18h 44m
1 stop
GEG8:29 pmSpokane
$487

momondo Fare Finder

 
Customize your flight search to find flights from State of 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Washington to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 3/3

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Tue 3/10

11:30 am-6:00 pm

1 stop13h 30m

$405

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 2/25

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Thu 3/5

11:30 am-5:00 pm

1 stop13h 30m

$408

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 2/25

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Tue 3/3

11:30 am-5:00 pm

1 stop13h 30m

$409

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 5/6

3:25 pm-7:45 am

1 stop32h 20m

Dublin

Wed 5/13

9:50 am-2:45 pm

1 stop12h 55m

$444

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 5/6

3:25 pm-7:45 am

1 stop32h 20m

Dublin

Wed 5/13

9:50 am-2:45 pm

1 stop12h 55m

$449

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 3/2

5:45 pm-5:05 pm

1 stop15h 20m

Dublin

Mon 3/9

8:50 am-4:55 pm

1 stop15h 05m

$455

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Wed 2/25

7:00 am-8:10 am

1 stop17h 10m

Dublin

Sun 3/1

9:00 am-9:17 pm

2 stops44h 17m

$458

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

$460

PascoDublin

PSC - DUB

PSCDUB

Pasco Tri Cities

Thu 2/26

6:45 am-7:45 am

1 stop17h 00m

Dublin

Sun 3/8

8:50 am-10:33 am

2 stops57h 43m

$484

PascoDublin

PSC - DUB

PSCDUB

Pasco Tri Cities

Thu 2/26

6:45 am-7:45 am

1 stop17h 00m

Dublin

Wed 3/11

9:45 am-7:56 pm

1 stop17h 11m

$485

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from State of Washington to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dublin?

In general, November is the cheapest month to fly from State of Washington to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $474. If you’re not able to fly to Dublin in November, then February is your next best option. Flight prices from State of Washington to Dublin during February average around $551.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from State of Washington to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $698. Flights from State of Washington to Dublin on a Saturday will generally be more expensive and average around $887. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

In the evening is the cheapest time of day to fly from State of Washington to Dublin when you can find flight prices for as low as $662. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $852.

What is the cheapest Washington to Dublin flight route?

Fly from Seattle/Tacoma Intl to Dublin for the best Washington - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $644 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from State of Washington for as low as $574 on momondo.

What cabin class options are available on Washington to Dublin flights?

There are 2 cabin classes available to choose from on Washington to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Dublin flights?

You could potentially save up to 11% on your flight if you consider stops on a State of Washington to Dublin flight.

Cheap State of Washington to Dublin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Dublin

Best Price Found

$343

Fastest flight time

9h 05m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from State of Washington in the past 72 hours is $343. The best round-trip flight deal from State of Washington to Dublin found on momondo in the last 72 hours is $606.
The fastest flight from State of Washington to Dublin takes 9h 05m
Direct flights go from State of Washington to Dublin every day.
There is 1 airport in Dublin. From State of Washington there are direct flights to Dublin (DUB).
Search flight deals

  • When did momondo last update prices for flights from Washington to Dublin Airport?

    Prices for flights from Washington to Dublin Airport refresh daily.

  • How many operators does momondo search for flights from Washington to Dublin Airport?

  • How old do you have to be to fly from Washington to Dublin Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from State of Washington to Dublin?

Best airlines flying from State of Washington to Dublin

Compare and see reviews for airlines that fly from State of Washington to Dublin with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
Air CanadaPriceFrom $341Free CancellationRating
7.1
10,684 reviews
Search Air Canada flights
IcelandairPriceFrom $353Free CancellationRating
7.1
606 reviews
Search Icelandair flights
IberiaPriceFrom $367Free CancellationRating
7.0
3,103 reviews
Search Iberia flights
Aer LingusPriceFrom $403Free CancellationRating
7.2
1,444 reviews
Search Aer Lingus flights
KLMPriceFrom $405Free CancellationRating
7.7
1,448 reviews
Search KLM flights
British AirwaysPriceFrom $407Free CancellationRating
6.7
7,712 reviews
Search British Airways flights
United AirlinesPriceFrom $431Free CancellationRating
7.4
9,235 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $444Free CancellationRating
7.3
1,676 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $457Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Swords
Athlone
Dundalk
Mullingar
Bray
Kildare
Malahide
Wicklow
Drogheda
Portmarnock
Arklow
Castleknock
Naas
Leixlip
Carlingford
Cavan
Maynooth
Thurles
Slane

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Dublin for you.

Can I find flights from Washington to Dublin with flexible booking policies on momondo?

All flight searches from Washington to Dublin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Dublin?

momondo helps you find the best flight between Washington and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington to Dublin right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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