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

WestJet and Iberia are the most popular carriers operating from Dublin to Washington

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

As of February 2026, 16 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 25% 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 62% 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 4 as of February 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.

€223 Cheap Flights from Dublin to Washington in 2026

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Cheap return flights

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09:30 - 19:36

DUB

SEA

18h 06m

1 stop

13:35 - 19:25

SEA

DUB

21h 50m

1 stop

€346Multiple Airlines

Fri, 17 Apr - Fri, 24 Apr

09:30 - 00:30

DUB

SEA

23h 00m

1 stop

13:46 - 11:50

SEA

DUB

14h 04m

1 stop

€347Finnair

Mon, 18 May - Thu, 28 May

09:30 - 19:36

DUB

SEA

18h 06m

1 stop

07:09 - 09:45

SEA

DUB

18h 36m

1 stop

€357Finnair

Thu, 9 Apr - Thu, 16 Apr

12:40 - 13:45

DUB

SEA

33h 05m

1 stop

15:55 - 18:20

SEA

DUB

18h 25m

1 stop

€389Scandinavian Airlines

Fri, 22 May - Sun, 31 May

19:50 - 13:45

DUB

SEA

25h 55m

2 stops

15:55 - 18:20

SEA

DUB

18h 25m

1 stop

€393Scandinavian Airlines

Fri, 22 May - Sun, 31 May

09:30 - 00:30

DUB

SEA

23h 00m

1 stop

13:46 - 11:50

SEA

DUB

14h 04m

1 stop

€398Finnair

Mon, 18 May - Thu, 28 May

10:40 - 22:25

DUB

PDX

19h 45m

1 stop

23:40 - 08:20

PDX

DUB

24h 40m

1 stop

€519JetBlue

Wed, 27 May - Wed, 3 Jun

11:30 - 17:00

DUB

PDX

13h 30m

1 stop

15:45 - 10:15

PDX

DUB

11h 30m

1 stop

€630Icelandair

Fri, 6 Mar - Tue, 10 Mar

05:55 - 11:25

DUB

PDX

13h 30m

1 stop

13:55 - 12:40

PDX

DUB

15h 45m

2 stops

€641KLM

Fri, 6 Mar - Tue, 10 Mar

11:10 - 18:57

DUB

GEG

15h 47m

2 stops

06:00 - 08:20

GEG

DUB

18h 20m

2 stops

€799KLM

Thu, 16 Apr - Sun, 26 Apr

Icelandair flights from Dublin to State of Washington

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

Icelandair

14 Apr

DUB14:15Dublin

14h 25m

1 stop

SEA20:40Seattle/Tacoma Intl

21 Apr

SEA15:40Seattle/Tacoma Intl

11h 25m

1 stop

DUB11:05Dublin

€434

Icelandair

7 Apr

DUB14:15Dublin

11h 40m

1 stop

SEA17:55Seattle/Tacoma Intl

14 Apr

SEA15:40Seattle/Tacoma Intl

11h 25m

1 stop

DUB11:05Dublin

€437

Icelandair

15 May

DUB12:15Dublin

16h 25m

1 stop

SEA20:40Seattle/Tacoma Intl

8 Jun

SEA19:00Seattle/Tacoma Intl

32h 05m

1 stop

DUB11:05Dublin

€449

Delta flights from Dublin to State of Washington

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

Delta

26 Feb

DUB05:55Dublin

13h 45m

1 stop

SEA11:40Seattle/Tacoma Intl

5 Mar

SEA11:35Seattle/Tacoma Intl

20h 10m

2 stops

DUB15:45Dublin

€446

Delta

2 Mar

DUB05:55Dublin

13h 40m

1 stop

SEA11:35Seattle/Tacoma Intl

18 Mar

SEA06:15Seattle/Tacoma Intl

18h 30m

1 stop

DUB07:45Dublin

€452

Delta

26 Feb

DUB08:50Dublin

21h 32m

2 stops

SEA22:22Seattle/Tacoma Intl

5 Mar

SEA11:35Seattle/Tacoma Intl

20h 10m

2 stops

DUB15:45Dublin

€453

Fly from

Fly to

Route

Depart

Return

Price

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 17/4

09:30-19:36

1 stop18h 06m

Seattle/Tacoma Intl

Fri 24/4

13:35-19:25

1 stop21h 50m

€346

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Mon 18/5

09:30-00:30

1 stop23h 00m

Seattle/Tacoma Intl

Thu 28/5

13:46-11:50

1 stop14h 04m

€347

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Thu 9/4

09:30-19:36

1 stop18h 06m

Seattle/Tacoma Intl

Thu 16/4

07:09-09:45

1 stop18h 36m

€357

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 22/5

12:40-13:45

1 stop33h 05m

Seattle/Tacoma Intl

Sun 31/5

15:55-18:20

1 stop18h 25m

€389

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 22/5

19:50-13:45

2 stops25h 55m

Seattle/Tacoma Intl

Sun 31/5

15:55-18:20

1 stop18h 25m

€393

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Mon 18/5

09:30-00:30

1 stop23h 00m

Seattle/Tacoma Intl

Thu 28/5

13:46-11:50

1 stop14h 04m

€398

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 27/5

10:40-22:25

1 stop19h 45m

Portland

Wed 3/6

23:40-08:20

1 stop24h 40m

€519

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 6/3

11:30-17:00

1 stop13h 30m

Portland

Tue 10/3

15:45-10:15

1 stop11h 30m

€630

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 6/3

05:55-11:25

1 stop13h 30m

Portland

Tue 10/3

13:55-12:40

2 stops15h 45m

€641

DublinSpokane

DUB - GEG

DUBGEG

Dublin

Thu 16/4

11:10-18:57

2 stops15h 47m

Spokane

Sun 26/4

06:00-08:20

2 stops18h 20m

€799

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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 November is, on average, the cheapest month to fly to State of Washington from Dublin, with most prices found around €544. If you’re not able to fly to State of Washington in November, then September is your next best option. Flight prices from Dublin to State of Washington during September average around €559.

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 Thursday when prices can be found for as low as €634. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Dublin to State of Washington for around €823.

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 to State of 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 €624 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 €529 on momondo.

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

There is only 1 cabin class available to choose from on Dublin to 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 5% 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	€616
Fastest flight time	9h 45m
Direct flights	Every day
Airports in State of Washington	96 airports

The best flight deal from Dublin to State of Washington found on momondo in the last 72 hours is €616

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

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 4 as of February 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 93.02% of all bookings. The subsequent popular models are Airbus A330-300 at 2.79%, Airbus A318/A319/A320/A321 at 1.40%, and Boeing 737-900 Passenger/BBJ3 (winglets) at 0.93%.

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 €380	Free Cancellation	Rating 7.1 617 reviews	Search Icelandair flights
British Airways	PriceFrom €402	Free Cancellation	Rating 6.7 7,756 reviews	Search British Airways flights
Aer Lingus	PriceFrom €467	Free Cancellation	Rating 7.2 1,458 reviews	Search Aer Lingus flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dublin to Washington. momondo saves you time and could save you money on your trip.

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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Cheap flights from Dublin to Washington from €223

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 14/4. 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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Icelandair flights from Dublin to State of Washington

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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 to State of Washington?

What cabin class options are available on Dublin to 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 week?

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

Fastest flight time

Direct flights

Airports in State of 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?

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

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

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

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

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

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