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

British Airways, Icelandair, and WestJet are the most popular carriers operating from Dublin to Washington

How many flights depart from Dublin to State of Washington on average per day?

As of September 2026, 4 flights take off from Dublin and land in State of Washington each day. The most common flight departure time for this route is 15:00, with 100% of daily flights taking off in the afternoon.

How many flights depart from Dublin to State of Washington on average per week?

As of September 2026, 28 flights take off from Dublin and land in State of Washington each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Which airlines fly to State of Washington?

Aer Lingus, Icelandair and British Airways are the top three most popular airlines that fly to State of Washington from Dublin according to our data. Aer Lingus is the first choice among our users, with 74% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 3 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Dublin Airport to Washington refresh daily.

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

The number of operators available for flights from Dublin Airport to Washington is 5 as of September 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington 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 licence and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€354 Cheap Flights from Dublin to Washington in 2026

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Find the cheapest flights from Dublin to Washington

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One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

11:30 - 17:00DUB Dublin-SEA Seattle/Tacoma Intl

13h 30m1 stop Reykjavik Keflavik Intl

14:35 - 10:15SEA Seattle/Tacoma Intl-DUB Dublin

11h 40m1 stop Reykjavik Keflavik Intl

€455Icelandair

Sat, 23 Jan - Thu, 28 Jan

11:30 - 17:00DUB Dublin-SEA Seattle/Tacoma Intl

13h 30m1 stop Reykjavik Keflavik Intl

14:35 - 10:15SEA Seattle/Tacoma Intl-DUB Dublin

11h 40m1 stop Reykjavik Keflavik Intl

€456Icelandair

Mon, 18 Jan - Sun, 31 Jan

07:05 - 17:00DUB Dublin-SEA Seattle/Tacoma Intl

17h 55m2 stops London Gatwick Reykjavik Keflavik Intl

14:35 - 22:50SEA Seattle/Tacoma Intl-DUB Dublin

24h 15m2 stops Reykjavik Keflavik Intl London Gatwick

€484Multiple Airlines

Fri, 20 Nov - Sun, 29 Nov

14:30 - 17:55DUB Dublin-SEA Seattle/Tacoma Intl

35h 25m2 stops London Heathrow Reykjavik Keflavik Intl

15:35 - 21:45SEA Seattle/Tacoma Intl-DUB Dublin

23h 10m2 stops Reykjavik Keflavik Intl London Gatwick

€486Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

20:35 - 11:25DUB Dublin-SEA Seattle/Tacoma Intl

22h 50m1 stop London Heathrow

18:45 - 15:15SEA Seattle/Tacoma Intl-DUB Dublin

12h 30m1 stop London Heathrow

€532British Airways

Fri, 27 Nov - Fri, 4 Dec

10:30 - 16:50DUB Dublin-SEA Seattle/Tacoma Intl

14h 20m1 stop London Heathrow

18:45 - 16:35SEA Seattle/Tacoma Intl-DUB Dublin

13h 50m1 stop London Heathrow

€547British Airways

Wed, 4 Nov - Fri, 8 Jan

15:25 - 17:10DUB Dublin-SEA Seattle/Tacoma Intl

9h 45mdirect

19:10 - 12:15SEA Seattle/Tacoma Intl-DUB Dublin

9h 05mdirect

€594Aer Lingus

Thu, 8 Oct - Thu, 15 Oct

15:25 - 17:10DUB Dublin-SEA Seattle/Tacoma Intl

9h 45mdirect

19:10 - 12:15SEA Seattle/Tacoma Intl-DUB Dublin

9h 05mdirect

€595Aer Lingus

Mon, 12 Oct - Fri, 23 Oct

05:55 - 11:10DUB Dublin-PDX Portland

13h 15m1 stop Amsterdam Schiphol

07:00 - 08:45PDX Portland-DUB Dublin

18h 45m1 stop New York John F Kennedy Intl

€738KLM

Mon, 19 Oct - Mon, 26 Oct

05:55 - 11:10DUB Dublin-PDX Portland

13h 15m1 stop Amsterdam Schiphol

11:42 - 07:55PDX Portland-DUB Dublin

12h 13m1 stop Minneapolis St Paul

€738KLM

Thu, 22 Oct - Wed, 23 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

15:25 - 17:10DUB Dublin-SEA Seattle/Tacoma Intl

9h 45mdirect

19:10 - 12:15SEA Seattle/Tacoma Intl-DUB Dublin

9h 05mdirect

€590Aer Lingus

Fri, 11 Sep - Fri, 25 Sep

15:25 - 17:10DUB Dublin-SEA Seattle/Tacoma Intl

9h 45mdirect

19:10 - 12:15SEA Seattle/Tacoma Intl-DUB Dublin

9h 05mdirect

€590Aer Lingus

Sat, 12 Sep - Sat, 26 Sep

15:25 - 17:10DUB Dublin-SEA Seattle/Tacoma Intl

9h 45mdirect

19:10 - 12:15SEA Seattle/Tacoma Intl-DUB Dublin

9h 05mdirect

€590Aer Lingus

Fri, 11 Sep - Sun, 27 Sep

10:40 - 09:40DUB Dublin-SEA Seattle/Tacoma Intl

31h 00m2 stops Toronto Pearson Intl Calgary

15:40 - 18:05SEA Seattle/Tacoma Intl-DUB Dublin

18h 25m2 stops Reykjavik Keflavik Intl Brussels Bruxelles-National

€611Multiple Airlines

Fri, 11 Sep - Fri, 25 Sep

10:40 - 09:40DUB Dublin-SEA Seattle/Tacoma Intl

31h 00m2 stops Toronto Pearson Intl Calgary

15:40 - 22:45SEA Seattle/Tacoma Intl-DUB Dublin

23h 05m2 stops Reykjavik Keflavik Intl Glasgow Intl

€613Multiple Airlines

Fri, 11 Sep - Sun, 27 Sep

09:30 - 11:40DUB Dublin-SEA Seattle/Tacoma Intl

34h 10m1 stop Philadelphia

08:20 - 06:30SEA Seattle/Tacoma Intl-DUB Dublin

14h 10m1 stop Philadelphia

€616American Airlines

Fri, 11 Sep - Sun, 27 Sep

20:25 - 11:35DUB Dublin-SEA Seattle/Tacoma Intl

23h 10m1 stop London Heathrow

18:45 - 16:55SEA Seattle/Tacoma Intl-DUB Dublin

14h 10m1 stop London Heathrow

€649British Airways

Tue, 15 Sep - Tue, 10 Nov

09:30 - 22:57DUB Dublin-SEA Seattle/Tacoma Intl

21h 27m1 stop Philadelphia

10:26 - 09:45SEA Seattle/Tacoma Intl-DUB Dublin

15h 19m1 stop Dallas/Fort Worth

€759British Airways

Sat, 12 Sep - Mon, 12 Oct

14:15 - 20:40DUB Dublin-SEA Seattle/Tacoma Intl

14h 25m1 stop Reykjavik Keflavik Intl

12:30 - 11:05SEA Seattle/Tacoma Intl-DUB Dublin

14h 35m2 stops Portland Reykjavik Keflavik Intl

€1,500Icelandair

Sat, 12 Sep - Sat, 26 Sep

12:15 - 20:40DUB Dublin-SEA Seattle/Tacoma Intl

16h 25m1 stop Reykjavik Keflavik Intl

19:00 - 11:05SEA Seattle/Tacoma Intl-DUB Dublin

32h 05m1 stop Reykjavik Keflavik Intl

€2,350Icelandair

Fri, 11 Sep - Mon, 12 Oct

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British Airways flights from Dublin to State of Washington

Our best British Airways deals on Dublin to State of Washington flight tickets

British Airways

27 Nov

DUB20:35Dublin

22h 50m

1 stop

SEA11:25Seattle/Tacoma Intl

4 Dec

SEA18:45Seattle/Tacoma Intl

12h 30m

1 stop

DUB15:15Dublin

€532

British Airways

4 Nov

DUB10:30Dublin

14h 20m

1 stop

SEA16:50Seattle/Tacoma Intl

8 Jan

SEA18:45Seattle/Tacoma Intl

13h 50m

1 stop

DUB16:35Dublin

€547

British Airways

2 Nov

DUB20:40Dublin

22h 45m

1 stop

SEA11:25Seattle/Tacoma Intl

7 Jan

SEA13:40Seattle/Tacoma Intl

12h 15m

1 stop

DUB09:55Dublin

€548

Icelandair flights from Dublin to State of Washington

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

Icelandair

23 Jan

DUB11:30Dublin

13h 30m

1 stop

SEA17:00Seattle/Tacoma Intl

28 Jan

SEA14:35Seattle/Tacoma Intl

11h 40m

1 stop

DUB10:15Dublin

€455

Icelandair

18 Jan

DUB11:30Dublin

13h 30m

1 stop

SEA17:00Seattle/Tacoma Intl

31 Jan

SEA14:35Seattle/Tacoma Intl

11h 40m

1 stop

DUB10:15Dublin

€456

Icelandair

22 Jan

DUB11:30Dublin

13h 30m

1 stop

SEA17:00Seattle/Tacoma Intl

28 Jan

SEA14:35Seattle/Tacoma Intl

11h 40m

1 stop

DUB10:15Dublin

€459

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Sat 23/1

11:30-17:00

1 stop13h 30m

Seattle/Tacoma Intl

Thu 28/1

14:35-10:15

1 stop11h 40m

€455

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Mon 18/1

11:30-17:00

1 stop13h 30m

Seattle/Tacoma Intl

Sun 31/1

14:35-10:15

1 stop11h 40m

€456

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Fri 20/11

07:05-17:00

2 stops17h 55m

Seattle/Tacoma Intl

Sun 29/11

14:35-22:50

2 stops24h 15m

€484

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Tue 20/10

14:30-17:55

2 stops35h 25m

Seattle/Tacoma Intl

Tue 27/10

15:35-21:45

2 stops23h 10m

€486

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Fri 27/11

20:35-11:25

1 stop22h 50m

Seattle/Tacoma Intl

Fri 4/12

18:45-15:15

1 stop12h 30m

€532

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Wed 4/11

10:30-16:50

1 stop14h 20m

Seattle/Tacoma Intl

Fri 8/1

18:45-16:35

1 stop13h 50m

€547

Fastest return journey

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Thu 8/10

15:25-17:10

Nonstop9h 45m

Seattle/Tacoma Intl

Thu 15/10

19:10-12:15

Nonstop9h 05m

€594

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Mon 12/10

15:25-17:10

Nonstop9h 45m

Seattle/Tacoma Intl

Fri 23/10

19:10-12:15

Nonstop9h 05m

€595

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Mon 19/10

05:55-11:10

1 stop13h 15m

Portland

Mon 26/10

07:00-08:45

1 stop18h 45m

€738

DublinPortland

DUB Dublin - PDX Portland

DUBPDX

Dublin

Thu 22/10

05:55-11:10

1 stop13h 15m

Portland

Wed 23/12

11:42-07:55

1 stop12h 13m

€738

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 State of Washington?

The month of April is, on average, the cheapest month to fly to State of Washington from Dublin, with most prices found around €519. If you’re not able to fly to State of Washington in April, then May is your next best option. Flight prices from Dublin to State of Washington during May average around €540.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart on your flight to State of Washington is on a Sunday when prices can be found for as low as €700. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Dublin to State of Washington for around €847.

What is the cheapest Dublin to Washington flight route?

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

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

You are more likely to see cheaper flights to State of Washington from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around €657 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Dublin for as low as €489 on momondo.

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

There are 2 cabin classes available to choose from on Dublin to State of Washington 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 Dublin to State of Washington flights?

You could potentially save up to 55% on your flight if you consider stops on a Dublin to State of Washington flight.

Cheap Dublin to State of Washington flight deals and tips

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

Best price found	€354
Fastest flight time	9h 45m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from Dublin in the past 72 hours is €354. The best return flight deal from Dublin to State of Washington found on momondo in the last 72 hours is €455.

The fastest flight from Dublin to State of Washington takes 9h 45m

Direct flights go from Dublin to State of Washington every day.

There are 96 airports in State of Washington. From Dublin there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from Dublin to Washington

When did momondo last update prices for flights from Dublin Airport to Washington?
Prices for flights from Dublin Airport to Washington refresh daily.
How many operators does momondo search for flights from Dublin Airport to Washington?
The number of operators available for flights from Dublin Airport to Washington is 5 as of September 2026.
How old do you have to be to fly from Dublin Airport to Washington?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington 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 licence and a passport that is valid for six months after your intended arrival at Washington. 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 Dublin to State of Washington?
momondo data reveals that the most frequently booked plane model on the route from Dublin to State of Washington is Airbus A330-200, representing 77.46% of all bookings. The subsequent popular models are Airbus A330-300 at 9.86%, Airbus A330 at 3.76%, and Airbus A321neo at 2.35%.

Best airlines flying from Dublin to State of Washington

Compare and see reviews for airlines that fly from Dublin to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom €394	Free Cancellation	Rating 6.9 741 reviews	Search Icelandair flights
British Airways	PriceFrom €407	Free Cancellation	Rating 6.7 8,209 reviews	Search British Airways flights
Aer Lingus	PriceFrom €469	Free Cancellation	Rating 7.3 1,754 reviews	Search Aer Lingus flights

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

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

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

Once all potential Dublin to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Dublin to Washington 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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Popular Cities in Washington

Flights to New Yorkfrom €330

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Flights to Bostonfrom €323

Flights to San Franciscofrom €459

Flights to Washington, D.C.from €389

Flights to Las Vegasfrom €459

Flights to Denverfrom €512

Flights to Phoenixfrom €641

Flights to Seattlefrom €454

Cheap flights from Dublin to Washington from €354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Washington departing on 17/11. 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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British Airways flights from Dublin to State of Washington

Our best British Airways deals on Dublin to State of Washington flight tickets

Icelandair flights from Dublin to State of Washington

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

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See travel insights to Washington from

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

What is the cheapest month to fly to State of Washington?

What is the cheapest day to depart on your flight to State of Washington?

What is the cheapest Dublin to Washington flight route?

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

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

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

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

Which airlines fly to State of Washington?

How many flights depart from Dublin to State of Washington on average per day?

How many flights depart from Dublin to State of Washington on average per week?

Cheap Dublin to State of Washington flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in State of Washington

Frequently asked questions about flying from Dublin to Washington

Best airlines flying from Dublin to State of Washington

Compare and see reviews for airlines that fly from Dublin to State of Washington with momondo

Why use momondo?

An easier way to manage your State of Washington 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.

Get notified when prices go down

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

Find better results for your trip to Washington

Popular Cities in Washington

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

Dublin flight routes

According to popular flight searches on momondo this year

State of Washington flight routes

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