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Cheap flights from Washington to Ireland from €211

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 Ireland departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:30 - 11:05PDX  Portland-DUB Dublin
11h 35m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 - 17:55DUB  Dublin-PDX Portland
13h 40m1 stop Reykjavik Keflavik Intl
€508Icelandair
Thu, 8 Oct - Sun, 18 Oct
Icelandair Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 - 17:55DUB  Dublin-PDX Portland
13h 40m1 stop Reykjavik Keflavik Intl
€514Icelandair
Mon, 28 Sep - Wed, 7 Oct
Icelandair Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 - 17:55DUB  Dublin-PDX Portland
13h 40m1 stop Reykjavik Keflavik Intl
€521Icelandair
Mon, 28 Sep - Wed, 7 Oct
Icelandair Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 - 17:55DUB  Dublin-PDX Portland
13h 40m1 stop Reykjavik Keflavik Intl
€530Icelandair
Mon, 5 Oct - Wed, 21 Oct
Icelandair Logo
15:30 - 11:05PDX  Portland-DUB Dublin
11h 35m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 - 17:55DUB  Dublin-PDX Portland
13h 40m1 stop Reykjavik Keflavik Intl
€531Icelandair
Sat, 3 Oct - Sun, 18 Oct
Icelandair Logo
14:45 - 10:15PDX  Portland-DUB Dublin
11h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:30 - 17:00DUB  Dublin-PDX Portland
13h 30m1 stop Reykjavik Keflavik Intl
€538Icelandair
Sat, 28 Nov - Wed, 2 Dec
Icelandair Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 - 17:55DUB  Dublin-PDX Portland
13h 40m1 stop Reykjavik Keflavik Intl
€552Icelandair
Mon, 21 Sep - Wed, 30 Sep
Icelandair Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
14:15 - 17:55DUB  Dublin-PDX Portland
11h 40m1 stop Reykjavik Keflavik Intl
€554Icelandair
Mon, 28 Sep - Tue, 6 Oct
Icelandair Logo
14:45 - 10:15PDX  Portland-DUB Dublin
11h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:30 - 17:00DUB  Dublin-PDX Portland
13h 30m1 stop Reykjavik Keflavik Intl
€565Icelandair
Thu, 26 Nov - Wed, 2 Dec
Icelandair Logo
15:30 - 13:15PDX  Portland-DUB Dublin
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:30 - 18:00DUB  Dublin-PDX Portland
13h 30m1 stop Reykjavik Keflavik Intl
€566Icelandair
Mon, 19 Oct - Wed, 28 Oct

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Icelandair flights from State of Washington to Ireland

Our best Icelandair deals on State of Washington to Ireland flight tickets
Icelandair
8 Oct
PDX15:30Portland
11h 35m
1 stop
DUB11:05Dublin
18 Oct
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€508
Icelandair
28 Sept
PDX15:30Portland
13h 45m
1 stop
DUB13:15Dublin
7 Oct
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€514
Icelandair
28 Sept
PDX15:30Portland
13h 45m
1 stop
DUB13:15Dublin
7 Oct
DUB12:15Dublin
13h 40m
1 stop
PDX17:55Portland
€521

KLM flights from State of Washington to Ireland

Our best KLM deals on State of Washington to Ireland flight tickets
KLM
11 Nov
GEG07:00Spokane
16h 55m
1 stop
DUB07:55Dublin
18 Nov
DUB05:45Dublin
19h 15m
2 stops
GEG17:00Spokane
€643
KLM
13 Dec
PDX06:15Portland
17h 40m
1 stop
DUB07:55Dublin
25 Dec
DUB05:45Dublin
20h 34m
2 stops
PDX18:19Portland
€644
KLM
1 Nov
PDX13:20Portland
13h 20m
1 stop
ORK10:40Cork
10 Nov
ORK05:40Cork
18h 46m
2 stops
PDX16:26Portland
€650

momondo Fare Finder

 
Customise your flight search to find flights from State of Washington to Ireland 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 13,528 searches. Data last updated 14 August 2026.
Use the filters below to find and compare flights from Washington to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Thu 8/10

15:30-11:05

1 stop11h 35m

Dublin

Sun 18/10

12:15-17:55

1 stop13h 40m

€508

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Mon 28/9

15:30-13:15

1 stop13h 45m

Dublin

Wed 7/10

12:15-17:55

1 stop13h 40m

€514

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Mon 28/9

15:30-13:15

1 stop13h 45m

Dublin

Wed 7/10

12:15-17:55

1 stop13h 40m

€521

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Mon 5/10

15:30-13:15

1 stop13h 45m

Dublin

Wed 21/10

12:15-17:55

1 stop13h 40m

€530

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Sat 3/10

15:30-11:05

1 stop11h 35m

Dublin

Sun 18/10

12:15-17:55

1 stop13h 40m

€531
Fastest return journey

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Sat 28/11

14:45-10:15

1 stop11h 30m

Dublin

Wed 2/12

11:30-17:00

1 stop13h 30m

€538

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Mon 21/9

15:30-13:15

1 stop13h 45m

Dublin

Wed 30/9

12:15-17:55

1 stop13h 40m

€552

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Mon 28/9

15:30-13:15

1 stop13h 45m

Dublin

Tue 6/10

14:15-17:55

1 stop11h 40m

€554

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Thu 26/11

14:45-10:15

1 stop11h 30m

Dublin

Wed 2/12

11:30-17:00

1 stop13h 30m

€565

PortlandDublin

PDX Portland - DUB Dublin

PDXDUB

Portland

Mon 19/10

15:30-13:15

1 stop13h 45m

Dublin

Wed 28/10

11:30-18:00

1 stop13h 30m

€566

Flights are sorted by cheapest return flights first.

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

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

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 Ireland?

The month of January is another great option to travel to Ireland, with average flight prices from State of Washington averaging around €430.

What is the cheapest Washington to Ireland flight route?

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

How far in advance should I book a flight from Washington to Ireland?

You are more likely to see cheaper flights to Ireland from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €617 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from State of Washington for as low as €538 on momondo.

What cabin class options are available on State of Washington to Ireland flights?

There is only 1 cabin class available to choose from on State of Washington to Ireland 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 Ireland flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Ireland.

Cheap State of Washington to Ireland flight deals and tips

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

Fastest flight time

9h 05m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Ireland

77 airports
The fastest flight from State of Washington to Ireland takes 9h 05m
Direct flights go from State of Washington to Ireland on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airline offering direct flights is Aer Lingus..
There are 77 airports in Ireland. From State of Washington there are direct flights to Dublin (DUB).
Search flight deals

Frequently asked questions about flying from Washington to Ireland

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

    Prices for flights from Washington to Ireland are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Why use momondo?

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

It is quick and easy to find Washington to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

Yes. All flights to Ireland from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Washington to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Ireland, momondo offers a useful price alert feature which will track prices for flights to Ireland from Washington and alert you when they change.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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