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Cheap flights from Seattle to Ireland from $280

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 Ireland departing on 7/22. 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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0 bags

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Find the cheapest flights from Seattle to Ireland

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Ireland.
Scandinavian Airlines Logo
4:20 pm - 11:50 amSEA-DUB
35h 30m1 stop
Scandinavian Airlines Logo
12:40 pm - 2:00 pmDUB-SEA
33h 20m1 stop
$490Scandinavian Airlines
Find Deal
Sun, Sep 21 - Tue, Sep 30
Scandinavian Airlines Logo
4:00 pm - 6:15 pmSEA-DUB
18h 15m1 stop
Scandinavian Airlines Logo
10:15 am - 1:50 pmDUB-SEA
35h 35m1 stop
$493Scandinavian Airlines
Find Deal
Wed, Aug 20 - Sun, Aug 24
Icelandair Logo
11:30 pm - 1:15 pmSEA-DUB
29h 45m1 stop
Icelandair Logo
2:15 pm - 5:50 pmDUB-SEA
11h 35m1 stop
$510Icelandair
Find Deal
Thu, Aug 14 - Thu, Aug 21
Icelandair Logo
11:30 pm - 1:15 pmSEA-DUB
29h 45m1 stop
Icelandair Logo
2:15 pm - 11:25 amDUB-SEA
29h 10m1 stop
$511Icelandair
Find Deal
Tue, Aug 5 - Tue, Aug 19
Aer Lingus Logo
7:35 pm - 12:40 pmSEA-DUB
9h 05mnonstop
Aer Lingus Logo
4:10 pm - 5:50 pmDUB-SEA
9h 40mnonstop
$527Aer Lingus
Find Deal
Mon, May 19 - Fri, May 23
American Airlines Logo
8:20 pm - 7:30 pmSEA-DUB
15h 10m1 stop
American Airlines Logo
12:40 pm - 9:19 pmDUB-SEA
16h 39m1 stop
$545American Airlines
Find Deal
Tue, Sep 23 - Tue, Oct 7
British Airways Logo
1:30 pm - 9:40 amSEA-DUB
12h 10m1 stop
British Airways Logo
8:55 pm - 11:10 amDUB-SEA
22h 15m1 stop
$552British Airways
Find Deal
Mon, May 19 - Mon, May 26
American Airlines Logo
7:20 am - 5:30 amSEA-DUB
14h 10m1 stop
American Airlines Logo
11:45 am - 7:36 pmDUB-SEA
15h 51m1 stop
$559American Airlines
Find Deal
Sun, May 4 - Tue, May 20
British Airways Logo
8:20 pm - 7:25 pmSEA-DUB
15h 05m1 stop
British Airways Logo
10:55 am - 6:20 pmDUB-SEA
15h 25m1 stop
$568British Airways
Find Deal
Wed, May 14 - Wed, May 21
Aer Lingus Logo
7:35 pm - 12:35 pmSEA-DUB
9h 00mnonstop
Aer Lingus Logo
4:10 pm - 5:50 pmDUB-SEA
9h 40mnonstop
$585Aer Lingus
Find Deal
Wed, Jun 4 - Wed, Jun 11

United Airlines flights from Seattle to Ireland

Our best United Airlines deals on Seattle to Ireland flight tickets
United Airlines
Aug 4
SEA12:20 amSeattle/Tacoma Intl
25h 25m
1 stop
DUB9:45 amDublin
Aug 19
DUB9:20 amDublin
32h 01m
1 stop
SEA9:21 amSeattle/Tacoma Intl
United Airlines
Aug 5
SEA11:57 amSeattle/Tacoma Intl
37h 48m
2 stops
DUB9:45 amDublin
Aug 19
DUB9:20 amDublin
32h 01m
1 stop
SEA9:21 amSeattle/Tacoma Intl
United Airlines
Aug 4
SEA12:20 amSeattle/Tacoma Intl
23h 55m
2 stops
DUB8:15 amDublin
Aug 19
DUB9:20 amDublin
12h 56m
1 stop
SEA2:16 pmSeattle/Tacoma Intl

Scandinavian Airlines flights from Seattle to Ireland

Our best Scandinavian Airlines deals on Seattle to Ireland flight tickets
Scandinavian Airlines
Sep 21
SEA4:20 pmSeattle/Tacoma Intl
35h 30m
1 stop
DUB11:50 amDublin
Sep 30
DUB12:40 pmDublin
33h 20m
1 stop
SEA2:00 pmSeattle/Tacoma Intl
Scandinavian Airlines
Aug 20
SEA4:00 pmSeattle/Tacoma Intl
18h 15m
1 stop
DUB6:15 pmDublin
Aug 24
DUB10:15 amDublin
35h 35m
1 stop
SEA1:50 pmSeattle/Tacoma Intl
Scandinavian Airlines
Aug 20
SEA4:00 pmSeattle/Tacoma Intl
18h 15m
1 stop
DUB6:15 pmDublin
Aug 24
DUB9:45 pmDublin
24h 05m
2 stops
SEA1:50 pmSeattle/Tacoma Intl

See travel insights to Ireland from

How to get the cheapest flight ticket from Seattle to Ireland

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 Ireland?

In general, January is the cheapest month to fly from Seattle to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $438. If you aren’t able to travel to Ireland during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $490.

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

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $750. This is often the case because there is less demand to fly during this day of the week. Flights from Seattle to Ireland on a Saturday will generally be more expensive and average around $917. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Ireland is in the evening. momondo users have found flights departing from Seattle to Ireland in the evening for as low as $606. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around $871.

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

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

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Seattle when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $684 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Seattle for as low as $624 on momondo.

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

There are 3 cabin classes available to choose from on Seattle/Tacoma Intl to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Seattle to Ireland flight deals and tips

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

Best Price Found

$280

Fastest flight time

9h 00m

Direct flights

Every day

Airports in Ireland

3 airports
The best one-way flight to Ireland from Seattle in the past 72 hours is $280. The best round-trip flight deal from Seattle to Ireland found on momondo in the last 72 hours is $490.
The fastest flight from Seattle to Ireland takes 9h 00m
Direct flights go from Seattle to Ireland every day.
There are 3 airports near Ireland: Dublin (DUB), Shannon (SNN), Cork (ORK)

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

    Prices for flights from Seattle/Tacoma Intl Airport to Ireland are refreshed on a daily basis.

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

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

    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 Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents you'll need for your trip to Ireland 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 license and a passport that is valid for six months after your intended arrival at Ireland. 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 Seattle to Ireland?


Best airlines flying from Seattle to Ireland

Compare and see reviews for airlines that fly from Seattle to Ireland with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $380Free CancellationRating
7.0
484 reviews
Search Icelandair flights
British AirwaysPriceFrom $437Free CancellationRating
6.6
6,798 reviews
Search British Airways flights
Aer LingusPriceFrom $441Free CancellationRating
7.0
1,068 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $455Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $468Free CancellationRating
7.3
1,344 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $474Free CancellationRating
7.8
1,333 reviews
Search KLM flights
United AirlinesPriceFrom $480Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
DeltaPriceFrom $490Free CancellationRating
8.0
7,920 reviews
Search Delta flights
LufthansaPriceFrom $501Free CancellationRating
6.7
7,027 reviews
Search Lufthansa flights
Air CanadaPriceFrom $509Free CancellationRating
7.0
9,189 reviews
Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Ireland. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Ireland from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Ireland from Seattle.

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

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


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Popular flights according to clicks in the last 7 days on momondo