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Cheap flights from Dublin to Washington from €231

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 20/4. 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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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
14:15 - 17:55
DUB
-
SEA
11h 40m
1 stop
Icelandair Logo
15:40 - 11:05
SEA
-
DUB
11h 25m
1 stop
€371Icelandair
Thu, 9 Apr - Thu, 16 Apr
Icelandair Logo
14:15 - 20:40
DUB
-
SEA
14h 25m
1 stop
Icelandair Logo
15:40 - 11:05
SEA
-
DUB
11h 25m
1 stop
€384Icelandair
Tue, 5 May - Thu, 14 May
Icelandair Logo
14:15 - 17:55
DUB
-
SEA
11h 40m
1 stop
Icelandair Logo
19:00 - 11:05
SEA
-
DUB
32h 05m
1 stop
€387Icelandair
Sat, 25 Apr - Wed, 13 May
Multiple Airlines Logo
09:30 - 22:26
DUB
-
SEA
20h 56m
1 stop
Multiple Airlines Logo
20:20 - 18:40
SEA
-
DUB
14h 20m
1 stop
€388Multiple Airlines
Fri, 15 May - Mon, 8 Jun
Multiple Airlines Logo
09:30 - 22:26
DUB
-
SEA
20h 56m
1 stop
Multiple Airlines Logo
20:20 - 18:40
SEA
-
DUB
14h 20m
1 stop
€388Multiple Airlines
Fri, 15 May - Mon, 8 Jun
Finnair Logo
09:30 - 23:39
DUB
-
SEA
22h 09m
1 stop
Finnair Logo
13:18 - 11:50
SEA
-
DUB
14h 32m
1 stop
€392Finnair
Mon, 18 May - Mon, 25 May
Finnair Logo
09:30 - 23:39
DUB
-
SEA
22h 09m
1 stop
Finnair Logo
13:18 - 11:50
SEA
-
DUB
14h 32m
1 stop
€393Finnair
Mon, 18 May - Mon, 25 May
Scandinavian Airlines Logo
19:50 - 13:45
DUB
-
SEA
25h 55m
2 stops
Scandinavian Airlines Logo
15:55 - 18:20
SEA
-
DUB
18h 25m
1 stop
€403Scandinavian Airlines
Thu, 21 May - Tue, 26 May
British Airways Logo
20:40 - 11:30
DUB
-
SEA
22h 50m
1 stop
British Airways Logo
19:50 - 16:50
SEA
-
DUB
14h 00m
1 stop
€413British Airways
Mon, 23 Feb - Sun, 8 Mar
British Airways Logo
16:05 - 15:55
DUB
-
PDX
31h 50m
1 stop
British Airways Logo
17:45 - 16:50
PDX
-
DUB
15h 05m
1 stop
€679British Airways
Sat, 14 Feb - Sun, 22 Feb

Icelandair flights from Dublin to State of Washington

Our best Icelandair deals on Dublin to State of Washington flight tickets
Icelandair
9 Apr
DUB14:15Dublin
11h 40m
1 stop
SEA17:55Seattle/Tacoma Intl
16 Apr
SEA15:40Seattle/Tacoma Intl
11h 25m
1 stop
DUB11:05Dublin
€371
Icelandair
5 Feb
DUB11:30Dublin
13h 30m
1 stop
SEA17:00Seattle/Tacoma Intl
10 Feb
SEA14:35Seattle/Tacoma Intl
11h 40m
1 stop
DUB10:15Dublin
€374
Icelandair
4 Feb
DUB11:30Dublin
13h 30m
1 stop
SEA17:00Seattle/Tacoma Intl
10 Feb
SEA14:35Seattle/Tacoma Intl
11h 40m
1 stop
DUB10:15Dublin
€377

Delta flights from Dublin to State of Washington

Our best Delta deals on Dublin to State of Washington flight tickets
Delta
27 Feb
DUB05:55Dublin
22h 49m
2 stops
SEA20:44Seattle/Tacoma Intl
7 Mar
SEA06:15Seattle/Tacoma Intl
17h 30m
1 stop
DUB07:45Dublin
€479
Delta
16 Feb
DUB05:55Dublin
13h 45m
1 stop
SEA11:40Seattle/Tacoma Intl
1 Mar
SEA09:45Seattle/Tacoma Intl
18h 55m
2 stops
DUB12:40Dublin
€480
Delta
27 Feb
DUB05:55Dublin
13h 45m
1 stop
SEA11:40Seattle/Tacoma Intl
15 Mar
SEA22:25Seattle/Tacoma Intl
27h 55m
1 stop
DUB09:20Dublin
€481

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to State of Washington 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 29 January 2026.
Use the filters below to find and compare flights from Dublin to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Thu 9/4

14:15-17:55

1 stop11h 40m

Seattle/Tacoma Intl

Thu 16/4

15:40-11:05

1 stop11h 25m

€371

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Tue 5/5

14:15-20:40

1 stop14h 25m

Seattle/Tacoma Intl

Thu 14/5

15:40-11:05

1 stop11h 25m

€384

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Sat 25/4

14:15-17:55

1 stop11h 40m

Seattle/Tacoma Intl

Wed 13/5

19:00-11:05

1 stop32h 05m

€387

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 15/5

09:30-22:26

1 stop20h 56m

Seattle/Tacoma Intl

Mon 8/6

20:20-18:40

1 stop14h 20m

€388

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Fri 15/5

09:30-22:26

1 stop20h 56m

Seattle/Tacoma Intl

Mon 8/6

20:20-18:40

1 stop14h 20m

€388

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Mon 18/5

09:30-23:39

1 stop22h 09m

Seattle/Tacoma Intl

Mon 25/5

13:18-11:50

1 stop14h 32m

€392

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Mon 18/5

09:30-23:39

1 stop22h 09m

Seattle/Tacoma Intl

Mon 25/5

13:18-11:50

1 stop14h 32m

€393

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Thu 21/5

19:50-13:45

2 stops25h 55m

Seattle/Tacoma Intl

Tue 26/5

15:55-18:20

1 stop18h 25m

€403

DublinSeattle

DUB - SEA

DUBSEA

Dublin

Mon 23/2

20:40-11:30

1 stop22h 50m

Seattle/Tacoma Intl

Sun 8/3

19:50-16:50

1 stop14h 00m

€413

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sat 14/2

16:05-15:55

1 stop31h 50m

Portland

Sun 22/2

17:45-16:50

1 stop15h 05m

€679

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 Washington from

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

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

The month of February is, on average, the cheapest month to fly to State of Washington from Dublin, with most prices found around €517. If you’re not able to fly to State of Washington in February, then November is your next best option. Flight prices from Dublin to State of Washington during November average around €529.

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 €623. 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 €810.

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 €602 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 €573 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

€463

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 €463
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?

  • 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?

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
IcelandairPriceFrom €373Free CancellationRating
7.1
606 reviews
Search Icelandair flights
British AirwaysPriceFrom €396Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
Aer LingusPriceFrom €460Free CancellationRating
7.2
1,443 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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