How long is the flight from State of Washington to Ireland?

Flight times from State of Washington to Ireland vary, but if you’re flying out of Seattle and flying into Dublin (one of the most popular routes), then the duration is 9h 05m on average. Another popular route from State of Washington to Ireland is flying from Spokane to Dublin, which will take roughly 14h 15m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Ireland?

Aer Lingus, Icelandair and American Airlines are the top three most popular airlines that fly to Ireland from State of Washington according to our data. Aer Lingus is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 13 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington to Ireland?

British Airways, United Airlines, and Icelandair are the most popular carriers operating from Washington to Ireland

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?

As of November 2026, there are 13 operators available to choose from 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.

$277 Cheap Flights from Washington to Ireland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Ireland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 10:15 amSEA Seattle/Tacoma Intl-DUB Dublin

11h 40m1 stop Reykjavik Keflavik Intl

11:30 am - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

13h 30m1 stop Reykjavik Keflavik Intl

$612Icelandair

Mon, Dec 28 - Tue, Jan 12

2:35 pm - 10:15 amSEA Seattle/Tacoma Intl-DUB Dublin

11h 40m1 stop Reykjavik Keflavik Intl

11:30 am - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

13h 30m1 stop Reykjavik Keflavik Intl

$613Icelandair

Mon, Nov 23 - Tue, Dec 8

2:35 pm - 8:20 pmSEA Seattle/Tacoma Intl-DUB Dublin

21h 45m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

1:30 pm - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

35h 30m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

$647Multiple Airlines

Mon, Dec 28 - Tue, Jan 12

2:35 pm - 6:20 pmSEA Seattle/Tacoma Intl-DUB Dublin

19h 45m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

1:30 pm - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

35h 30m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

$650Multiple Airlines

Tue, Jan 12 - Tue, Jan 19

6:45 pm - 2:55 pmSEA Seattle/Tacoma Intl-DUB Dublin

12h 10m1 stop London Heathrow

8:40 pm - 11:25 amDUB Dublin-SEA Seattle/Tacoma Intl

22h 45m1 stop London Heathrow

$686British Airways

Sun, Feb 14 - Wed, Feb 17

6:55 pm - 12:00 pmSEA Seattle/Tacoma Intl-DUB Dublin

9h 05mnonstop

3:25 pm - 5:10 pmDUB Dublin-SEA Seattle/Tacoma Intl

9h 45mnonstop

$687Aer Lingus

Tue, Apr 27 - Tue, May 11

6:55 pm - 12:00 pmSEA Seattle/Tacoma Intl-DUB Dublin

9h 05mnonstop

3:25 pm - 5:10 pmDUB Dublin-SEA Seattle/Tacoma Intl

9h 45mnonstop

$688Aer Lingus

Mon, Apr 26 - Thu, May 6

11:50 pm - 9:45 amSEA Seattle/Tacoma Intl-DUB Dublin

25h 55m1 stop Chicago O'Hare Intl

9:20 am - 9:18 amDUB Dublin-SEA Seattle/Tacoma Intl

31h 58m1 stop Vancouver Intl

$692United Airlines

Tue, Apr 13 - Fri, Apr 16

10:45 pm - 7:30 amSEA Seattle/Tacoma Intl-DUB Dublin

24h 45m1 stop Newark

9:20 am - 9:18 amDUB Dublin-SEA Seattle/Tacoma Intl

31h 58m1 stop Vancouver Intl

$692United Airlines

Sat, Apr 10 - Fri, Apr 16

8:20 pm - 6:40 pmSEA Seattle/Tacoma Intl-DUB Dublin

14h 20m1 stop London Heathrow

8:30 pm - 4:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

27h 30m2 stops London Heathrow Helsinki-Vantaa

$712British Airways

Mon, Apr 12 - Mon, Apr 19

Cheap last minute flights

Enter your travel dates to find the best prices.

2:35 pm - 10:15 amSEA Seattle/Tacoma Intl-DUB Dublin

11h 40m1 stop Reykjavik Keflavik Intl

11:30 am - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

13h 30m1 stop Reykjavik Keflavik Intl

$771Icelandair

Fri, Nov 13 - Tue, Nov 17

2:35 pm - 7:15 pmSEA Seattle/Tacoma Intl-DUB Dublin

20h 40m2 stops Reykjavik Keflavik Intl London Gatwick

6:30 am - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

18h 30m2 stops London Gatwick Reykjavik Keflavik Intl

$782Multiple Airlines

Sun, Nov 15 - Sun, Nov 22

2:35 pm - 10:15 amSEA Seattle/Tacoma Intl-DUB Dublin

11h 40m1 stop Reykjavik Keflavik Intl

11:30 am - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

13h 30m1 stop Reykjavik Keflavik Intl

$792Icelandair

Wed, Nov 11 - Wed, Nov 18

6:25 am - 7:55 amGEG Spokane-DUB Dublin

17h 30m1 stop Minneapolis St Paul

5:45 am - 8:09 pmDUB Dublin-GEG Spokane

22h 24m2 stops Amsterdam Schiphol Minneapolis St Paul

$835Delta

Wed, Nov 11 - Wed, Nov 18

2:35 pm - 5:45 pmSEA Seattle/Tacoma Intl-DUB Dublin

19h 10m2 stops Reykjavik Keflavik Intl London Heathrow

3:30 pm - 5:00 pmDUB Dublin-SEA Seattle/Tacoma Intl

33h 30m2 stops London Heathrow Reykjavik Keflavik Intl

$838Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

6:00 am - 7:10 amGEG Spokane-DUB Dublin

17h 10m1 stop Dallas/Fort Worth

12:55 pm - 8:40 pmDUB Dublin-GEG Spokane

15h 45m1 stop Dallas/Fort Worth

$839Iberia

Wed, Nov 11 - Wed, Nov 18

5:00 am - 7:55 amGEG Spokane-DUB Dublin

18h 55m2 stops Seattle/Tacoma Intl Minneapolis St Paul

5:45 am - 8:09 pmDUB Dublin-GEG Spokane

22h 24m2 stops Amsterdam Schiphol Minneapolis St Paul

$840Delta

Wed, Nov 11 - Wed, Nov 18

6:45 pm - 5:00 pmSEA Seattle/Tacoma Intl-DUB Dublin

14h 15m1 stop London Heathrow

9:00 am - 4:50 pmDUB Dublin-SEA Seattle/Tacoma Intl

15h 50m1 stop London Heathrow

$845British Airways

Wed, Nov 11 - Wed, Nov 18

6:45 pm - 5:05 pmSEA Seattle/Tacoma Intl-DUB Dublin

14h 20m1 stop London Heathrow

8:40 pm - 11:25 amDUB Dublin-SEA Seattle/Tacoma Intl

22h 45m1 stop London Heathrow

$845British Airways

Mon, Nov 16 - Mon, Nov 23

7:05 pm - 10:30 pmSEA Seattle/Tacoma Intl-DUB Dublin

19h 25m1 stop Istanbul

10:40 am - 5:10 pmDUB Dublin-SEA Seattle/Tacoma Intl

38h 30m1 stop Istanbul

$866Turkish Airlines

Fri, Nov 13 - Tue, Nov 17

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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

Nov 23

SEA2:35 pmSeattle/Tacoma Intl

11h 40m

1 stop

DUB10:15 amDublin

Dec 8

DUB11:30 amDublin

13h 30m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$613

Icelandair

Nov 23

SEA2:35 pmSeattle/Tacoma Intl

11h 40m

1 stop

DUB10:15 amDublin

Dec 8

DUB11:30 amDublin

13h 30m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$614

Icelandair

Nov 23

SEA2:35 pmSeattle/Tacoma Intl

11h 40m

1 stop

DUB10:15 amDublin

Dec 8

DUB11:30 amDublin

13h 30m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$616

United Airlines flights from State of Washington to Ireland

Our best United Airlines deals on State of Washington to Ireland flight tickets

United Airlines

Apr 10

SEA10:45 pmSeattle/Tacoma Intl

24h 45m

1 stop

DUB7:30 amDublin

Apr 16

DUB9:20 amDublin

31h 58m

1 stop

SEA9:18 amSeattle/Tacoma Intl

$692

United Airlines

Mar 21

PSC5:20 amPasco Tri Cities

22h 00m

2 stops

DUB10:20 amDublin

Mar 26

DUB8:00 amDublin

44h 02m

2 stops

PSC9:02 pmPasco Tri Cities

$701

United Airlines

Mar 23

PSC5:20 amPasco Tri Cities

21h 35m

3 stops

DUB9:55 amDublin

Mar 26

DUB8:00 amDublin

44h 02m

2 stops

PSC9:02 pmPasco Tri Cities

$705

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Mon 12/28

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Tue 1/12

11:30 am-5:00 pm

1 stop13h 30m

$612

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Mon 11/23

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Tue 12/8

11:30 am-5:00 pm

1 stop13h 30m

$613

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Mon 12/28

2:35 pm-8:20 pm

2 stops21h 45m

Dublin

Tue 1/12

1:30 pm-5:00 pm

2 stops35h 30m

$647

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Tue 1/12

2:35 pm-6:20 pm

2 stops19h 45m

Dublin

Tue 1/19

1:30 pm-5:00 pm

2 stops35h 30m

$650

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Sun 2/14

6:45 pm-2:55 pm

1 stop12h 10m

Dublin

Wed 2/17

8:40 pm-11:25 am

1 stop22h 45m

$686

Quickest round-trip

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Tue 4/27

6:55 pm-12:00 pm

Nonstop9h 05m

Dublin

Tue 5/11

3:25 pm-5:10 pm

Nonstop9h 45m

$687

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Mon 4/26

6:55 pm-12:00 pm

Nonstop9h 05m

Dublin

Thu 5/6

3:25 pm-5:10 pm

Nonstop9h 45m

$688

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Tue 4/13

11:50 pm-9:45 am

1 stop25h 55m

Dublin

Fri 4/16

9:20 am-9:18 am

1 stop31h 58m

$692

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Sat 4/10

10:45 pm-7:30 am

1 stop24h 45m

Dublin

Fri 4/16

9:20 am-9:18 am

1 stop31h 58m

$692

SeattleDublin

SEA Seattle/Tacoma Intl - DUB Dublin

SEADUB

Seattle/Tacoma Intl

Mon 4/12

8:20 pm-6:40 pm

1 stop14h 20m

Dublin

Mon 4/19

8:30 pm-4:00 pm

2 stops27h 30m

$712

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Ireland?

In general, January 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 $577. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $580.

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 Wednesday when prices can be found for as low as $839. 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 $1,088. 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 afternoon. momondo users have found flights departing from State of Washington to Ireland in the afternoon for as low as $750. 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 evening when prices are around $1,019.

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 $803 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 $701 on momondo.

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

There are 2 cabin classes 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?

You could potentially save up to 39% 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	$277
Fastest flight time	9h 05m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in Ireland	77 airports

The best one-way flight to Ireland from State of Washington in the past 72 hours is $277. The best round-trip flight deal from State of Washington to Ireland found on momondo in the last 72 hours is $612.

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. There are no airlines offering direct flights.

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 updated daily.
How many operators does momondo search for flights from Washington to Ireland?
As of November 2026, there are 13 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from State of Washington to Ireland is Airbus A330-200, representing 53.65% of all bookings. The subsequent popular models are Airbus A330-900neo at 12.56%, Airbus A330-300 at 10.87%, and Boeing 787-9 Dreamliner at 6.28%.

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
Icelandair	PriceFrom $380	Free Cancellation	Rating 7.0 766 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $444	Free Cancellation	Rating 7.5 2,029 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $474	Free Cancellation	Rating 6.7 8,283 reviews	Search British Airways flights
Delta	PriceFrom $483	Free Cancellation	Rating 7.8 8,704 reviews	Search Delta flights
United Airlines	PriceFrom $484	Free Cancellation	Rating 7.3 10,474 reviews	Search United Airlines flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.0 12,226 reviews	Search American Airlines flights
Lufthansa	PriceFrom $492	Free Cancellation	Rating 6.8 8,287 reviews	Search Lufthansa flights
Aer Lingus	PriceFrom $493	Free Cancellation	Rating 7.3 1,882 reviews	Search Aer Lingus flights
KLM	PriceFrom $498	Free Cancellation	Rating 7.8 1,597 reviews	Search KLM flights
Air Canada	PriceFrom $581	Free Cancellation	Rating 7.1 11,885 reviews	Search Air Canada 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.

An easier way to manage your Ireland trip

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Complete your trip

Feeling lucky

Popular cities in Ireland

Flights to Dublinfrom $321

Flights to Shannon, Clarefrom $603

Flights to Corkfrom $501

Flights to Knockfrom $692

Flights to Milltown (Kerry)from $770

Flights to Donegalfrom $1,004

Cheap flights from Washington to Ireland from $277

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 1/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington to Ireland

Cheap round-trip flights

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Cheap last minute flights

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Icelandair flights from State of Washington to Ireland

Our best Icelandair deals on State of Washington to Ireland flight tickets

United Airlines flights from State of Washington to Ireland

Our best United Airlines deals on State of Washington to Ireland flight tickets

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See travel insights to Ireland from

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

What is the cheapest month to fly to Ireland?

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

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

What is the cheapest Washington to Ireland flight route?

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

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

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

What is the cheapest airline that flies from Washington to Ireland?

What airlines fly to Ireland?

How long is the flight from State of Washington to Ireland?

Cheap State of Washington to Ireland flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Ireland

Frequently asked questions about flying from 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

Why use momondo?

An easier way to manage your Ireland trip

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

State of Washington flight routes

According to popular flight searches on momondo this year

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ireland

List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

Complete your trip to Ireland

Explore popular destinations other users love

According to popular flight searches on momondo this year