Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Seattle to Dublin from €148

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 30/8. 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
1 adult, Economy, 0 bags
Voted the Winner of Europe's Best Travel App 2023

Find the cheapest flights from Seattle to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
19:20 - 07:45
SEA
-
DUB
52h 25m
2 stops
Air Canada Logo
09:50 - 18:32
DUB
-
SEA
40h 42m
2 stops
€710Air Canada
Fri, 31 Jul - Mon, 10 Aug
Air Canada Logo
08:00 - 08:15
SEA
-
DUB
16h 15m
1 stop
Air Canada Logo
09:50 - 18:32
DUB
-
SEA
16h 42m
1 stop
€712Air Canada
Sun, 2 Aug - Fri, 14 Aug
Multiple Airlines Logo
18:40 - 18:25
SEA
-
DUB
15h 45m
1 stop
Multiple Airlines Logo
05:55 - 16:27
DUB
-
SEA
18h 32m
1 stop
€714Multiple Airlines
Mon, 3 Aug - Thu, 13 Aug
Air Canada Logo
05:50 - 08:15
SEA
-
DUB
18h 25m
2 stops
Air Canada Logo
09:50 - 22:42
DUB
-
SEA
20h 52m
2 stops
€714Air Canada
Mon, 3 Aug - Thu, 13 Aug
Delta Logo
18:40 - 18:25
SEA
-
DUB
15h 45m
1 stop
Delta Logo
05:55 - 11:37
DUB
-
SEA
13h 42m
1 stop
€715Delta
Sat, 1 Aug - Fri, 14 Aug
KLM Logo
13:50 - 12:40
SEA
-
DUB
14h 50m
1 stop
KLM Logo
11:10 - 16:27
DUB
-
SEA
13h 17m
1 stop
€717KLM
Sun, 2 Aug - Thu, 13 Aug
Lufthansa Logo
15:00 - 07:45
SEA
-
DUB
32h 45m
2 stops
Lufthansa Logo
06:00 - 11:55
DUB
-
SEA
13h 55m
1 stop
€718Lufthansa
Sat, 1 Aug - Tue, 11 Aug
Lufthansa Logo
15:00 - 07:45
SEA
-
DUB
32h 45m
2 stops
Lufthansa Logo
09:20 - 22:42
DUB
-
SEA
21h 22m
2 stops
€719Lufthansa
Sat, 1 Aug - Fri, 14 Aug
United Airlines Logo
23:11 - 07:30
SEA
-
DUB
24h 19m
2 stops
United Airlines Logo
09:20 - 21:07
DUB
-
SEA
19h 47m
1 stop
€720United Airlines
Mon, 3 Aug - Tue, 11 Aug
Delta Logo
13:45 - 16:40
SEA
-
DUB
18h 55m
2 stops
Delta Logo
05:55 - 11:52
DUB
-
SEA
13h 57m
1 stop
€721Delta
Tue, 13 Oct - Tue, 20 Oct

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.
Search flight deals

Icelandair flights from Seattle to Dublin

Our best Icelandair deals on Seattle to Dublin flight tickets
Icelandair
10 Sept
SEA15:40Seattle/Tacoma Intl
11h 25m
1 stop
DUB11:05Dublin
23 Sept
DUB12:15Dublin
13h 40m
1 stop
SEA17:55Seattle/Tacoma Intl
€763
Icelandair
8 Jul
SEA15:40Seattle/Tacoma Intl
13h 35m
1 stop
DUB13:15Dublin
12 Jul
DUB12:15Dublin
31h 30m
1 stop
SEA11:45Seattle/Tacoma Intl
€867
Icelandair
2 Jul
SEA15:40Seattle/Tacoma Intl
11h 25m
1 stop
DUB11:05Dublin
16 Jul
DUB14:15Dublin
14h 25m
1 stop
SEA20:40Seattle/Tacoma Intl
€970

JetBlue flights from Seattle to Dublin

Our best JetBlue deals on Seattle to Dublin flight tickets
JetBlue
7 Jul
SEA23:44Seattle/Tacoma Intl
24h 36m
1 stop
DUB08:20Dublin
28 Jul
DUB10:40Dublin
20h 14m
1 stop
SEA22:54Seattle/Tacoma Intl
€854
JetBlue
8 Jul
SEA11:45Seattle/Tacoma Intl
12h 35m
1 stop
DUB08:20Dublin
11 Jul
DUB12:45Dublin
17h 46m
1 stop
SEA22:31Seattle/Tacoma Intl
€859
JetBlue
3 Jul
SEA11:45Seattle/Tacoma Intl
12h 35m
1 stop
DUB08:20Dublin
16 Jul
DUB12:45Dublin
18h 09m
1 stop
SEA22:54Seattle/Tacoma Intl
€941

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 26 June 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

Fri 31/7

19:20-07:45

2 stops52h 25m

Dublin

Mon 10/8

09:50-18:32

2 stops40h 42m

€710

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sun 2/8

08:00-08:15

1 stop16h 15m

Dublin

Fri 14/8

09:50-18:32

1 stop16h 42m

€712

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Mon 3/8

18:40-18:25

1 stop15h 45m

Dublin

Thu 13/8

05:55-16:27

1 stop18h 32m

€714

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Mon 3/8

05:50-08:15

2 stops18h 25m

Dublin

Thu 13/8

09:50-22:42

2 stops20h 52m

€714

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 1/8

18:40-18:25

1 stop15h 45m

Dublin

Fri 14/8

05:55-11:37

1 stop13h 42m

€715
Fastest return journey

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sun 2/8

13:50-12:40

1 stop14h 50m

Dublin

Thu 13/8

11:10-16:27

1 stop13h 17m

€717

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 1/8

15:00-07:45

2 stops32h 45m

Dublin

Tue 11/8

06:00-11:55

1 stop13h 55m

€718

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 1/8

15:00-07:45

2 stops32h 45m

Dublin

Fri 14/8

09:20-22:42

2 stops21h 22m

€719

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Mon 3/8

23:11-07:30

2 stops24h 19m

Dublin

Tue 11/8

09:20-21:07

1 stop19h 47m

€720

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 13/10

13:45-16:40

2 stops18h 55m

Dublin

Tue 20/10

05:55-11:52

1 stop13h 57m

€721

Flights are sorted by cheapest return flights first.

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

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 €412.

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 €557 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 €458 on momondo.

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

There is only 1 cabin class available to choose from on Seattle to Dublin 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 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 June 2026, prices for Seattle to Dublin flights are approximately 15% cheaper 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

Every day

Airports in Dublin

1 airport
The fastest flight from Seattle to Dublin takes 9h 05m
Direct flights go from Seattle to Dublin every day.
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
Swords
Bray
Gorey
Kildare
Tullamore
Leixlip
Mullingar
Maynooth
Castleknock
Carlingford
Enniscorthy
Malahide
Drogheda
Portmarnock

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.

An easier way to manage your Dublin 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 26/7
Sun 2/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland