Cheap flights from Dublin to Seattle from €316

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Dublin to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
11:30 - 17:00DUB  Dublin-SEA Seattle/Tacoma Intl
13h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
14:35 - 10:15SEA  Seattle/Tacoma Intl-DUB Dublin
11h 40m1 stop Reykjavik Keflavik Intl
€518Icelandair
Wed, 20 Jan - Sat, 30 Jan
Icelandair Logo
15:25 - 20:40DUB  Dublin-SEA Seattle/Tacoma Intl
13h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
15:40 - 11:05SEA  Seattle/Tacoma Intl-DUB Dublin
11h 25m1 stop Reykjavik Keflavik Intl
€519Icelandair
Mon, 12 Apr - Mon, 19 Apr
Icelandair Logo
11:30 - 17:00DUB  Dublin-SEA Seattle/Tacoma Intl
13h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
14:35 - 10:15SEA  Seattle/Tacoma Intl-DUB Dublin
11h 40m1 stop Reykjavik Keflavik Intl
€526Icelandair
Sat, 23 Jan - Sun, 31 Jan
Scandinavian Airlines Logo
10:10 - 22:02DUB  Dublin-SEA Seattle/Tacoma Intl
19h 52m2 stops Kastrup Copenhagen Los Angeles
Scandinavian Airlines Logo
10:39 - 18:20SEA  Seattle/Tacoma Intl-DUB Dublin
23h 41m2 stops Chicago O'Hare Intl Kastrup Copenhagen
€549Scandinavian Airlines
Sun, 6 Dec - Thu, 10 Dec
Scandinavian Airlines Logo
19:05 - 22:05DUB  Dublin-SEA Seattle/Tacoma Intl
35h 00m2 stops Kastrup Copenhagen Los Angeles
Scandinavian Airlines Logo
15:55 - 18:20SEA  Seattle/Tacoma Intl-DUB Dublin
18h 25m1 stop Kastrup Copenhagen
€551Scandinavian Airlines
Fri, 7 May - Sat, 15 May
Scandinavian Airlines Logo
10:10 - 22:04DUB  Dublin-SEA Seattle/Tacoma Intl
19h 54m2 stops Kastrup Copenhagen Los Angeles
Scandinavian Airlines Logo
07:15 - 18:20SEA  Seattle/Tacoma Intl-DUB Dublin
27h 05m2 stops San Francisco Kastrup Copenhagen
€551Scandinavian Airlines
Sat, 21 Nov - Mon, 7 Dec
British Airways Logo
11:30 - 22:31DUB  Dublin-SEA Seattle/Tacoma Intl
19h 01m1 stop Philadelphia
British Airways Logo
09:15 - 09:00SEA  Seattle/Tacoma Intl-DUB Dublin
15h 45m1 stop Philadelphia
€616British Airways
Sat, 21 Nov - Mon, 7 Dec
British Airways Logo
20:40 - 11:25DUB  Dublin-SEA Seattle/Tacoma Intl
22h 45m1 stop London Heathrow
British Airways Logo
18:45 - 16:35SEA  Seattle/Tacoma Intl-DUB Dublin
13h 50m1 stop London Heathrow
€625British Airways
Wed, 2 Dec - Wed, 20 Jan
Aer Lingus Logo
15:25 - 17:10DUB  Dublin-SEA Seattle/Tacoma Intl
9h 45mdirect
Aer Lingus Logo
18:55 - 12:00SEA  Seattle/Tacoma Intl-DUB Dublin
9h 05mdirect
€795Aer Lingus
Mon, 5 Apr - Tue, 6 Apr
Aer Lingus Logo
15:50 - 00:47DUB  Dublin-SEA Seattle/Tacoma Intl
16h 57m1 stop Chicago O'Hare Intl
Aer Lingus Logo
23:39 - 05:15SEA  Seattle/Tacoma Intl-DUB Dublin
21h 36m1 stop Chicago O'Hare Intl
€826Aer Lingus
Wed, 9 Dec - Wed, 16 Dec

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Icelandair flights from Dublin to Seattle

Our best Icelandair deals on Dublin to Seattle flight tickets
Icelandair
20 Jan
DUB11:30Dublin
13h 30m
1 stop
SEA17:00Seattle/Tacoma Intl
30 Jan
SEA14:35Seattle/Tacoma Intl
11h 40m
1 stop
DUB10:15Dublin
€518
Icelandair
12 Apr
DUB15:25Dublin
13h 15m
1 stop
SEA20:40Seattle/Tacoma Intl
19 Apr
SEA15:40Seattle/Tacoma Intl
11h 25m
1 stop
DUB11:05Dublin
€519
Icelandair
23 Jan
DUB11:30Dublin
13h 30m
1 stop
SEA17:00Seattle/Tacoma Intl
31 Jan
SEA14:35Seattle/Tacoma Intl
11h 40m
1 stop
DUB10:15Dublin
€526

Scandinavian Airlines flights from Dublin to Seattle

Our best Scandinavian Airlines deals on Dublin to Seattle flight tickets
Scandinavian Airlines
6 Dec
DUB10:10Dublin
19h 52m
2 stops
SEA22:02Seattle/Tacoma Intl
10 Dec
SEA10:39Seattle/Tacoma Intl
23h 41m
2 stops
DUB18:20Dublin
€549
Scandinavian Airlines
21 Nov
DUB10:10Dublin
19h 54m
2 stops
SEA22:04Seattle/Tacoma Intl
7 Dec
SEA07:15Seattle/Tacoma Intl
27h 05m
2 stops
DUB18:20Dublin
€551
Scandinavian Airlines
21 Nov
DUB10:10Dublin
19h 54m
2 stops
SEA22:04Seattle/Tacoma Intl
7 Dec
SEA10:39Seattle/Tacoma Intl
23h 41m
2 stops
DUB18:20Dublin
€554

momondo Fare Finder

 
Use the filters below to find and compare flights from Dublin to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Wed 20/1

11:30-17:00

1 stop13h 30m

Seattle/Tacoma Intl

Sat 30/1

14:35-10:15

1 stop11h 40m

€518

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Mon 12/4

15:25-20:40

1 stop13h 15m

Seattle/Tacoma Intl

Mon 19/4

15:40-11:05

1 stop11h 25m

€519

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Sat 23/1

11:30-17:00

1 stop13h 30m

Seattle/Tacoma Intl

Sun 31/1

14:35-10:15

1 stop11h 40m

€526

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Sun 6/12

10:10-22:02

2 stops19h 52m

Seattle/Tacoma Intl

Thu 10/12

10:39-18:20

2 stops23h 41m

€549

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Fri 7/5

19:05-22:05

2 stops35h 00m

Seattle/Tacoma Intl

Sat 15/5

15:55-18:20

1 stop18h 25m

€551

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Sat 21/11

10:10-22:04

2 stops19h 54m

Seattle/Tacoma Intl

Mon 7/12

07:15-18:20

2 stops27h 05m

€551

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Sat 21/11

11:30-22:31

1 stop19h 01m

Seattle/Tacoma Intl

Mon 7/12

09:15-09:00

1 stop15h 45m

€616

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Wed 2/12

20:40-11:25

1 stop22h 45m

Seattle/Tacoma Intl

Wed 20/1

18:45-16:35

1 stop13h 50m

€625
Fastest return journey

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Mon 5/4

15:25-17:10

Nonstop9h 45m

Seattle/Tacoma Intl

Tue 6/4

18:55-12:00

Nonstop9h 05m

€795

DublinSeattle

DUB Dublin - SEA Seattle/Tacoma Intl

DUBSEA

Dublin

Wed 9/12

15:50-00:47

1 stop16h 57m

Seattle/Tacoma Intl

Wed 16/12

23:39-05:15

1 stop21h 36m

€826

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from Dublin to Seattle

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 typical price of a round-trip flight between Dublin and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from €580 to €669.
The lowest price recently found on this route was €518.

What is the cheapest month to fly to Seattle?

If you’re not able to fly to Seattle in April, then May is your next best option. Flight prices from Dublin to Seattle during May average around €561.

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

Our data shows that Tuesday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as €678. Flights from Dublin to Seattle on a Thursday will generally be more expensive and average around €986. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Dublin to Seattle/Tacoma Intl flight route?

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

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

You are more likely to see cheaper flights to Seattle from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around €686 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Dublin for as low as €543 on momondo.

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

There are 2 cabin classes available to choose from on Dublin to Seattle 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 Seattle flights?

You could potentially save up to 46% on your flight if you consider stops on a Dublin to Seattle flight.

How have Dublin to Seattle flight prices changed over time?

As of November 2026, prices for Dublin to Seattle flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Dublin to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Seattle (DUB to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Seattle

Best price found

€316

Fastest flight time

9h 45m

Direct flights

Tue, Wed, Sat and Sun

Airports in Seattle

1 airport
The best one-way flight to Seattle from Dublin in the past 72 hours is €316. The best return flight deal from Dublin to Seattle found on momondo in the last 72 hours is €518.
The fastest flight from Dublin to Seattle takes 9h 45m
Direct flights go from Dublin to Seattle on Tuesday, Wednesday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport in Seattle. From Dublin there are direct flights to Seattle/Tacoma Intl (SEA).

Frequently asked questions about flying from Dublin to Seattle

  • How far is Dublin to Seattle/Tacoma Intl by plane?

    There are 7271.7 km between Dublin and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 9h 45m.

  • When did momondo last update prices for flights from Dublin Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Dublin Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Dublin Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Dublin Airport to Seattle/Tacoma Intl Airport?

    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 Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Dublin to Seattle?

  • What is the most popular airline from Dublin to Seattle?

Best airlines flying from Dublin to Seattle

Compare and see reviews for airlines that fly from Dublin to Seattle with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom €410Free CancellationRating
6.9
767 reviews
Search Icelandair flights
British AirwaysPriceFrom €423Free CancellationRating
6.7
8,286 reviews
Search British Airways flights
Aer LingusPriceFrom €500Free CancellationRating
7.3
1,882 reviews
Search Aer Lingus flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Edmonds
Aberdeen
Lynnwood

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to Seattle for you.

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

Flights from Dublin to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Dublin.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Dublin and alert you when they change.

An easier way to manage your Seattle 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.
1 adult
Wed 9/12
Wed 16/12

Find better results for your trip to the United States

Airports servicing Washington