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Cheap flights from Seattle to Dublin from €236

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Dublin departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Seattle to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
12:00 - 11:50
SEA
-
DUB
39h 50m
2 stops
Scandinavian Airlines Logo
12:40 - 13:45
DUB
-
SEA
33h 05m
1 stop
€592Scandinavian Airlines
Wed, 19 Aug - Thu, 27 Aug
Scandinavian Airlines Logo
12:00 - 11:50
SEA
-
DUB
39h 50m
2 stops
Scandinavian Airlines Logo
11:40 - 13:45
DUB
-
SEA
58h 05m
2 stops
€593Scandinavian Airlines
Wed, 19 Aug - Wed, 26 Aug
Scandinavian Airlines Logo
15:55 - 10:25
SEA
-
DUB
34h 30m
2 stops
Scandinavian Airlines Logo
19:50 - 13:45
DUB
-
SEA
25h 55m
2 stops
€594Scandinavian Airlines
Sat, 22 Aug - Mon, 31 Aug
TAP AIR PORTUGAL Logo
23:55 - 00:05
SEA
-
DUB
40h 10m
2 stops
TAP AIR PORTUGAL Logo
18:50 - 22:38
DUB
-
SEA
35h 48m
2 stops
€595TAP AIR PORTUGAL
Thu, 1 Oct - Thu, 15 Oct
TAP AIR PORTUGAL Logo
23:55 - 00:05
SEA
-
DUB
40h 10m
2 stops
TAP AIR PORTUGAL Logo
10:45 - 22:38
DUB
-
SEA
43h 53m
2 stops
€598TAP AIR PORTUGAL
Wed, 14 Oct - Fri, 23 Oct
Scandinavian Airlines Logo
15:55 - 10:25
SEA
-
DUB
34h 30m
2 stops
Scandinavian Airlines Logo
12:40 - 13:45
DUB
-
SEA
33h 05m
1 stop
€599Scandinavian Airlines
Tue, 8 Sep - Fri, 11 Sep
TAP AIR PORTUGAL Logo
23:55 - 00:05
SEA
-
DUB
40h 10m
2 stops
TAP AIR PORTUGAL Logo
18:50 - 22:38
DUB
-
SEA
35h 48m
2 stops
€599TAP AIR PORTUGAL
Tue, 6 Oct - Tue, 20 Oct
Scandinavian Airlines Logo
15:55 - 09:25
SEA
-
DUB
33h 30m
1 stop
Scandinavian Airlines Logo
19:15 - 13:45
DUB
-
SEA
50h 30m
2 stops
€601Scandinavian Airlines
Fri, 11 Sep - Sun, 20 Sep
Scandinavian Airlines Logo
15:55 - 10:25
SEA
-
DUB
34h 30m
2 stops
Scandinavian Airlines Logo
11:10 - 13:45
DUB
-
SEA
34h 35m
2 stops
€602Scandinavian Airlines
Tue, 8 Sep - Thu, 17 Sep
Multiple Airlines Logo
19:00 - 13:00
SEA
-
DUB
34h 00m
3 stops
Multiple Airlines Logo
13:00 - 09:40
DUB
-
SEA
28h 40m
1 stop
€603Multiple Airlines
Sun, 10 May - Fri, 15 May

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Scandinavian Airlines flights from Seattle to Dublin

Our best Scandinavian Airlines deals on Seattle to Dublin flight tickets
Scandinavian Airlines
19 Aug
SEA12:00Seattle/Tacoma Intl
39h 50m
2 stops
DUB11:50Dublin
27 Aug
DUB12:40Dublin
33h 05m
1 stop
SEA13:45Seattle/Tacoma Intl
€592
Scandinavian Airlines
19 Aug
SEA12:00Seattle/Tacoma Intl
39h 50m
2 stops
DUB11:50Dublin
26 Aug
DUB11:40Dublin
58h 05m
2 stops
SEA13:45Seattle/Tacoma Intl
€593
Scandinavian Airlines
22 Aug
SEA15:55Seattle/Tacoma Intl
34h 30m
2 stops
DUB10:25Dublin
31 Aug
DUB19:50Dublin
25h 55m
2 stops
SEA13:45Seattle/Tacoma Intl
€594

WestJet flights from Seattle to Dublin

Our best WestJet deals on Seattle to Dublin flight tickets
WestJet
1 Jun
SEA19:35Seattle/Tacoma Intl
28h 45m
3 stops
DUB08:20Dublin
15 Jun
DUB09:40Dublin
32h 00m
3 stops
SEA09:40Seattle/Tacoma Intl
€604
WestJet
1 Jun
SEA19:35Seattle/Tacoma Intl
28h 45m
3 stops
DUB08:20Dublin
15 Jun
DUB09:40Dublin
32h 00m
3 stops
SEA09:40Seattle/Tacoma Intl
€632
WestJet
10 Jun
SEA19:35Seattle/Tacoma Intl
29h 45m
2 stops
DUB09:20Dublin
19 Jun
DUB10:40Dublin
31h 00m
3 stops
SEA09:40Seattle/Tacoma Intl
€655

momondo Fare Finder

 
Customise your flight search to find flights from Seattle to Dublin 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 30 April 2026.
Use the filters below to find and compare flights from Seattle to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 19/8

12:00-11:50

2 stops39h 50m

Dublin

Thu 27/8

12:40-13:45

1 stop33h 05m

€592

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 19/8

12:00-11:50

2 stops39h 50m

Dublin

Wed 26/8

11:40-13:45

2 stops58h 05m

€593
Fastest return journey

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 22/8

15:55-10:25

2 stops34h 30m

Dublin

Mon 31/8

19:50-13:45

2 stops25h 55m

€594

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Thu 1/10

23:55-00:05

2 stops40h 10m

Dublin

Thu 15/10

18:50-22:38

2 stops35h 48m

€595

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 14/10

23:55-00:05

2 stops40h 10m

Dublin

Fri 23/10

10:45-22:38

2 stops43h 53m

€598

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 8/9

15:55-10:25

2 stops34h 30m

Dublin

Fri 11/9

12:40-13:45

1 stop33h 05m

€598

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 6/10

23:55-00:05

2 stops40h 10m

Dublin

Tue 20/10

18:50-22:38

2 stops35h 48m

€599

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 11/9

15:55-09:25

1 stop33h 30m

Dublin

Sun 20/9

19:15-13:45

2 stops50h 30m

€601

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 8/9

15:55-10:25

2 stops34h 30m

Dublin

Thu 17/9

11:10-13:45

2 stops34h 35m

€602

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sun 10/5

19:00-13:00

3 stops34h 00m

Dublin

Fri 15/5

13:00-09:40

1 stop28h 40m

€603

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 Dublin from

How to get the cheapest flight ticket from Seattle to Dublin

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 Seattle and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of February, then book flights to Dublin from Seattle during November instead. Flights to Dublin in November, while not as cheap as those in February, still average around €400.

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

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

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

You are more likely to see cheaper flights to Dublin from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €529 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Seattle for as low as €428 on momondo.

Can stopping save me money on Seattle to Dublin flights?

No. A direct flight is the cheapest option for a flight between Seattle to Dublin.

How have Seattle to Dublin flight prices changed over time?

As of April 2026, prices for Seattle to Dublin flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Dublin

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

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

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

Fastest flight time

9h 05m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Dublin

1 airport
The fastest flight from Seattle to Dublin takes 9h 05m
Direct flights go from Seattle to Dublin on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport in Dublin. From Seattle there are direct flights to Dublin (DUB).
Search flight deals

Frequently asked questions about flying from Seattle to Dublin

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

    The distance between Seattle/Tacoma Intl and Dublin is about 7271.7 km. 9h 05m is a normal flight duration for this route.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The necessary travel and health documents for your Dublin 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 Seattle to Dublin?

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Cavan
Wicklow
Dundalk
Naas
Tullamore
Kildare
Swords
Bray
Gorey
Leixlip
Mullingar
Malahide
Maynooth
Carlingford
Castleknock
Enniscorthy
Arklow
Thurles

Why use momondo?

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

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 Seattle to Dublin for you.

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

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

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

Once all potential Seattle to Dublin 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 Seattle to Dublin right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Dublin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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