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Cheap flights from Seattle to Dublin from C$ 302

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 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.
1 adult

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
3:55 p.m. - 8:00 a.m.
SEA
-
DUB
32h 05m
2 stops
Scandinavian Airlines Logo
7:50 p.m. - 1:45 p.m.
DUB
-
SEA
25h 55m
2 stops
C$ 686Scandinavian Airlines
Fri, 28 Aug - Mon, 7 Sep
Scandinavian Airlines Logo
3:55 p.m. - 9:25 a.m.
SEA
-
DUB
33h 30m
1 stop
Scandinavian Airlines Logo
11:10 a.m. - 1:45 p.m.
DUB
-
SEA
34h 35m
2 stops
C$ 692Scandinavian Airlines
Fri, 28 Aug - Thu, 10 Sep
Scandinavian Airlines Logo
3:55 p.m. - 9:25 a.m.
SEA
-
DUB
33h 30m
1 stop
Scandinavian Airlines Logo
7:50 p.m. - 1:45 p.m.
DUB
-
SEA
25h 55m
2 stops
C$ 697Scandinavian Airlines
Fri, 22 May - Mon, 25 May
Scandinavian Airlines Logo
3:55 p.m. - 9:25 a.m.
SEA
-
DUB
33h 30m
1 stop
Scandinavian Airlines Logo
10:15 a.m. - 1:45 p.m.
DUB
-
SEA
35h 30m
1 stop
C$ 700Scandinavian Airlines
Fri, 28 Aug - Sat, 5 Sep
Scandinavian Airlines Logo
3:55 p.m. - 9:25 a.m.
SEA
-
DUB
33h 30m
1 stop
Scandinavian Airlines Logo
8:00 p.m. - 1:45 p.m.
DUB
-
SEA
25h 45m
2 stops
C$ 711Scandinavian Airlines
Fri, 28 Aug - Sat, 5 Sep
Scandinavian Airlines Logo
3:55 p.m. - 9:25 a.m.
SEA
-
DUB
33h 30m
1 stop
Scandinavian Airlines Logo
7:15 p.m. - 1:45 p.m.
DUB
-
SEA
50h 30m
2 stops
C$ 752Scandinavian Airlines
Fri, 28 Aug - Sun, 6 Sep
Scandinavian Airlines Logo
3:55 p.m. - 10:25 a.m.
SEA
-
DUB
34h 30m
2 stops
Scandinavian Airlines Logo
10:15 a.m. - 12:22 a.m.
DUB
-
SEA
22h 07m
2 stops
C$ 757Scandinavian Airlines
Sat, 29 Aug - Sun, 6 Sep
Multiple Airlines Logo
7:00 p.m. - 12:35 a.m.
SEA
-
DUB
21h 35m
2 stops
Multiple Airlines Logo
1:00 p.m. - 6:45 p.m.
DUB
-
SEA
13h 45m
1 stop
C$ 810Multiple Airlines
Mon, 4 May - Tue, 12 May
Scandinavian Airlines Logo
3:55 p.m. - 8:00 a.m.
SEA
-
DUB
32h 05m
2 stops
Scandinavian Airlines Logo
7:05 p.m. - 10:25 p.m.
DUB
-
SEA
35h 20m
2 stops
C$ 812Scandinavian Airlines
Fri, 28 Aug - Tue, 8 Sep
Multiple Airlines Logo
7:00 p.m. - 12:05 a.m.
SEA
-
DUB
21h 05m
2 stops
Multiple Airlines Logo
1:00 p.m. - 6:45 p.m.
DUB
-
SEA
13h 45m
1 stop
C$ 813Multiple Airlines
Wed, 6 May - Tue, 12 May

Icelandair flights from Seattle to Dublin

Our best Icelandair deals on Seattle to Dublin flight tickets
Icelandair
4 May
SEA3:40 p.m.Seattle/Tacoma Intl
13h 35m
1 stop
DUB1:15 p.m.Dublin
14 May
DUB2:15 p.m.Dublin
14h 25m
1 stop
SEA8:40 p.m.Seattle/Tacoma Intl
C$ 876
Icelandair
4 May
SEA3:40 p.m.Seattle/Tacoma Intl
13h 35m
1 stop
DUB1:15 p.m.Dublin
12 May
DUB2:15 p.m.Dublin
11h 40m
1 stop
SEA5:55 p.m.Seattle/Tacoma Intl
C$ 888
Icelandair
2 May
SEA3:40 p.m.Seattle/Tacoma Intl
11h 25m
1 stop
DUB11:05 a.m.Dublin
13 May
DUB12:15 p.m.Dublin
16h 25m
1 stop
SEA8:40 p.m.Seattle/Tacoma Intl
C$ 894

Turkish Airlines flights from Seattle to Dublin

Our best Turkish Airlines deals on Seattle to Dublin flight tickets
Turkish Airlines
5 May
SEA7:10 p.m.Seattle/Tacoma Intl
19h 55m
1 stop
DUB11:05 p.m.Dublin
12 May
DUB10:40 a.m.Dublin
38h 35m
1 stop
SEA5:15 p.m.Seattle/Tacoma Intl
C$ 902
Turkish Airlines
10 May
SEA7:10 p.m.Seattle/Tacoma Intl
30h 25m
1 stop
DUB9:35 a.m.Dublin
19 May
DUB5:35 a.m.Dublin
19h 40m
1 stop
SEA5:15 p.m.Seattle/Tacoma Intl
C$ 903
Turkish Airlines
11 Mar
SEA12:36 p.m.Seattle/Tacoma Intl
43h 54m
2 stops
DUB3:30 p.m.Dublin
17 Mar
DUB10:40 a.m.Dublin
38h 25m
1 stop
SEA6:05 p.m.Seattle/Tacoma Intl
C$ 1,114

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 3 March 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

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 28/8

3:55 p.m.-8:00 a.m.

2 stops32h 05m

Dublin

Mon 7/9

7:50 p.m.-1:45 p.m.

2 stops25h 55m

C$ 686

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 28/8

3:55 p.m.-9:25 a.m.

1 stop33h 30m

Dublin

Thu 10/9

11:10 a.m.-1:45 p.m.

2 stops34h 35m

C$ 692

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 22/5

3:55 p.m.-9:25 a.m.

1 stop33h 30m

Dublin

Mon 25/5

7:50 p.m.-1:45 p.m.

2 stops25h 55m

C$ 697

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 28/8

3:55 p.m.-9:25 a.m.

1 stop33h 30m

Dublin

Sat 5/9

10:15 a.m.-1:45 p.m.

1 stop35h 30m

C$ 700

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 28/8

3:55 p.m.-9:25 a.m.

1 stop33h 30m

Dublin

Sat 5/9

8:00 p.m.-1:45 p.m.

2 stops25h 45m

C$ 711

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 28/8

3:55 p.m.-9:25 a.m.

1 stop33h 30m

Dublin

Sun 6/9

7:15 p.m.-1:45 p.m.

2 stops50h 30m

C$ 752

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 29/8

3:55 p.m.-10:25 a.m.

2 stops34h 30m

Dublin

Sun 6/9

10:15 a.m.-12:22 a.m.

2 stops22h 07m

C$ 757

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Mon 4/5

7:00 p.m.-12:35 a.m.

2 stops21h 35m

Dublin

Tue 12/5

1:00 p.m.-6:45 p.m.

1 stop13h 45m

C$ 810

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 28/8

3:55 p.m.-8:00 a.m.

2 stops32h 05m

Dublin

Tue 8/9

7:05 p.m.-10:25 p.m.

2 stops35h 20m

C$ 812

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 6/5

7:00 p.m.-12:05 a.m.

2 stops21h 05m

Dublin

Tue 12/5

1:00 p.m.-6:45 p.m.

1 stop13h 45m

C$ 813

Flights are sorted by cheapest round-trip 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 cheapest month to fly to Dublin?

If you’re not able to fly to Dublin in November, then January is your next best option. Flight prices from Seattle to Dublin during January average around C$ 664.

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

On average, the least expensive day to fly to Dublin from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 924. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around C$ 1,394. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

What is the cheapest time of day to depart on your flight to Dublin?

According to our data, the cheapest time of day to fly to Dublin is in the evening. momondo users have found flights departing from Seattle to Dublin in the evening for as low as C$ 961. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of C$ 982.

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 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 C$ 869 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Seattle for as low as C$ 785 on momondo.

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

There is only 1 cabin class available to choose from on Seattle/Tacoma Intl to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Dublin flight prices changed over time?

As of March 2026, prices for Seattle to Dublin flights are approximately 22% 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 round-trip 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

Best price found

C$ 802

Fastest flight time

9h 05m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Dublin

1 airport
The best one-way flight to Dublin from Seattle in the past 72 hours is C$ 802. The best round-trip flight deal from Seattle to Dublin found on momondo in the last 72 hours is C$ 970.
The fastest flight from Seattle to Dublin takes 9h 05m
Direct flights go from Seattle to Dublin on Monday, Tuesday, Wednesday, Thursday, 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

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

    A flight from Seattle/Tacoma Intl to Dublin will travel around 7271.7 km. Flights usually cover this in 9h 05m, depending on flying conditions and air traffic around both airports.

  • 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 are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Dublin Airport.

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

    The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Seattle to Dublin

Compare and see reviews for airlines that fly from Seattle to Dublin with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom C$ 630Free CancellationRating
7.2
1,464 reviews
Search Aer Lingus flights

  • Aer Lingus Flights From Seattle to Dublin

    The lowest priced Aer Lingus flight from Seattle to Dublin from the last 72 hours was C$ 630. Generally, Aer Lingus has 3 flights on this route every week with an average price of C$ 961. Aer Lingus is rated 7.2/10 by our users.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Arklow
Bray
Swords
Maynooth
Portmarnock

Why use momondo?

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

Finding the right flight to Dublin from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Dublin quick and easy, saving you time and money.

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Dublin.

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

Of course. momondo tracks the price of Seattle to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Dublin trip

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