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Cheap flights from Washington to Ireland from $246

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 5/13. 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
3:30 pm - 11:05 am
PDX
-
DUB
11h 35m
1 stop
Icelandair Logo
12:15 pm - 6:00 pm
DUB
-
PDX
13h 45m
1 stop
$409Icelandair
Thu, Apr 9 - Fri, Apr 17
Icelandair Logo
3:30 pm - 1:15 pm
PDX
-
DUB
13h 45m
1 stop
Icelandair Logo
12:15 pm - 6:00 pm
DUB
-
PDX
13h 45m
1 stop
$414Icelandair
Mon, Apr 20 - Wed, Apr 29
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
5:00 am - 7:30 am
PSC
-
DUB
18h 30m
2 stops
United Airlines Logo
9:00 am - 9:17 pm
DUB
-
PSC
44h 17m
2 stops
$462United Airlines
Wed, Feb 25 - Sun, Mar 1
Lufthansa Logo
2:10 pm - 10:15 pm
SEA
-
DUB
24h 05m
1 stop
Lufthansa Logo
5:55 am - 12:20 pm
DUB
-
SEA
14h 25m
1 stop
$463Lufthansa
Sun, Mar 29 - Tue, Apr 7
Delta Logo
6:45 am - 7:45 am
PSC
-
DUB
17h 00m
1 stop
Delta Logo
5:55 am - 4:16 pm
DUB
-
PSC
18h 21m
2 stops
$484Delta
Thu, Feb 26 - Sat, Mar 7
Delta Logo
6:45 am - 7:45 am
PSC
-
DUB
17h 00m
1 stop
Delta Logo
9:45 am - 6:56 pm
DUB
-
PSC
17h 11m
1 stop
$485Delta
Thu, Feb 26 - Sun, Mar 8
KLM Logo
6:00 am - 7:55 am
GEG
-
DUB
17h 55m
1 stop
KLM Logo
11:10 am - 9:13 pm
DUB
-
GEG
18h 03m
2 stops
$488KLM
Mon, May 4 - Wed, May 13
KLM Logo
7:00 am - 10:45 am
PDX
-
ORK
19h 45m
2 stops
KLM Logo
6:15 am - 7:03 pm
ORK
-
PDX
19h 48m
2 stops
$498KLM
Wed, Mar 4 - Wed, Mar 11
Lufthansa Logo
2:10 pm - 4:30 pm
SEA
-
ORK
18h 20m
1 stop
Lufthansa Logo
5:05 pm - 12:20 pm
ORK
-
SEA
27h 15m
1 stop
$603Lufthansa
Sun, Apr 12 - Fri, May 1

Icelandair flights from State of Washington to Ireland

Our best Icelandair deals on State of Washington to Ireland flight tickets
Icelandair
Apr 9
PDX3:30 pmPortland
11h 35m
1 stop
DUB11:05 amDublin
Apr 17
DUB12:15 pmDublin
13h 45m
1 stop
PDX6:00 pmPortland
$409
Icelandair
Apr 20
PDX3:30 pmPortland
13h 45m
1 stop
DUB1:15 pmDublin
Apr 29
DUB12:15 pmDublin
13h 45m
1 stop
PDX6:00 pmPortland
$414
Icelandair
Mar 17
PDX3:45 pmPortland
11h 30m
1 stop
DUB10:15 amDublin
Mar 25
DUB11:30 amDublin
13h 30m
1 stop
PDX6:00 pmPortland
$416

Air Canada flights from State of Washington to Ireland

Our best Air Canada deals on State of Washington to Ireland flight tickets
Air Canada
May 1
PDX10:10 amPortland
13h 35m
1 stop
DUB7:45 amDublin
May 10
DUB9:50 amDublin
34h 45m
2 stops
PDX12:35 pmPortland
$451
Air Canada
Feb 9
PDX3:15 pmPortland
31h 55m
2 stops
DUB7:10 amDublin
Feb 18
DUB9:00 amDublin
45h 40m
2 stops
PDX10:40 pmPortland
$462
Air Canada
Feb 10
PDX7:00 amPortland
16h 10m
2 stops
DUB7:10 amDublin
Feb 18
DUB9:00 amDublin
41h 55m
2 stops
PDX6:55 pmPortland
$466

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated February 6, 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

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 4/9

3:30 pm-11:05 am

1 stop11h 35m

Dublin

Fri 4/17

12:15 pm-6:00 pm

1 stop13h 45m

$409

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 4/20

3:30 pm-1:15 pm

1 stop13h 45m

Dublin

Wed 4/29

12:15 pm-6:00 pm

1 stop13h 45m

$414

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

PascoDublin

PSC - DUB

PSCDUB

Pasco Tri Cities

Wed 2/25

5:00 am-7:30 am

2 stops18h 30m

Dublin

Sun 3/1

9:00 am-9:17 pm

2 stops44h 17m

$462

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sun 3/29

2:10 pm-10:15 pm

1 stop24h 05m

Dublin

Tue 4/7

5:55 am-12:20 pm

1 stop14h 25m

$463

PascoDublin

PSC - DUB

PSCDUB

Pasco Tri Cities

Thu 2/26

6:45 am-7:45 am

1 stop17h 00m

Dublin

Sat 3/7

5:55 am-4:16 pm

2 stops18h 21m

$484

PascoDublin

PSC - DUB

PSCDUB

Pasco Tri Cities

Thu 2/26

6:45 am-7:45 am

1 stop17h 00m

Dublin

Sun 3/8

9:45 am-6:56 pm

1 stop17h 11m

$485

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Mon 5/4

6:00 am-7:55 am

1 stop17h 55m

Dublin

Wed 5/13

11:10 am-9:13 pm

2 stops18h 03m

$488

PortlandCork

PDX - ORK

PDXORK

Portland

Wed 3/4

7:00 am-10:45 am

2 stops19h 45m

Cork

Wed 3/11

6:15 am-7:03 pm

2 stops19h 48m

$498

SeattleCork

SEA - ORK

SEAORK

Seattle/Tacoma Intl

Sun 4/12

2:10 pm-4:30 pm

1 stop18h 20m

Cork

Fri 5/1

5:05 pm-12:20 pm

1 stop27h 15m

$603

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 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?

In general, November is the cheapest month to fly from State of Washington to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $474. If you aren’t able to travel to Ireland during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $551.

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

The cheapest day to depart on your flight to Ireland is on a Tuesday when prices can be found for as low as $698. This is often the case because there is less demand to fly during this day of the week. Flights from State of Washington to Ireland 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 Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the evening. momondo users have found flights departing from State of Washington to Ireland in the evening for as low as $662. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around $852.

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 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 $644 when searching weeks out. 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 $574 on momondo.

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

There are 2 cabin classes available to choose from on 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?

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

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

Best Price Found

$343

Fastest flight time

9h 05m

Direct flights

Every day

Airports in Ireland

77 airports
The best one-way flight to Ireland from State of Washington in the past 72 hours is $343. The best round-trip flight deal from State of Washington to Ireland found on momondo in the last 72 hours is $606.
The fastest flight from State of Washington to Ireland takes 9h 05m
Direct flights go from State of Washington to Ireland every day.
There are 77 airports in Ireland. 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 Ireland?

    Prices for flights from Washington to Ireland are updated daily.

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

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

    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 Ireland.

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

    The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from State of Washington to Ireland

Compare and see reviews for airlines that fly from State of Washington to Ireland with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $101Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
Air CanadaPriceFrom $341Free CancellationRating
7.1
10,697 reviews
Search Air Canada flights
IcelandairPriceFrom $353Free CancellationRating
7.1
606 reviews
Search Icelandair flights
IberiaPriceFrom $367Free CancellationRating
7.0
3,106 reviews
Search Iberia flights
Aer LingusPriceFrom $403Free CancellationRating
7.2
1,445 reviews
Search Aer Lingus flights
KLMPriceFrom $405Free CancellationRating
7.7
1,450 reviews
Search KLM flights
British AirwaysPriceFrom $407Free CancellationRating
6.7
7,719 reviews
Search British Airways flights
United AirlinesPriceFrom $431Free CancellationRating
7.4
9,245 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $444Free CancellationRating
7.3
1,678 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $457Free CancellationRating
6.8
7,769 reviews
Search Lufthansa flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Ireland. Millions of users trust and use momondo every year so you are in good hands.

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

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

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 not ready to book a flight from Washington to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.

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