Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Ireland from $261

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 6/6. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize 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.

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.
3:45 pm - 10:20 pmSEA-DUB
22h 35m2 stops
6:20 am - 5:50 pmDUB-SEA
19h 30m2 stops
Wed, May 7 - Wed, May 14
4:00 pm - 6:15 pmSEA-DUB
18h 15m1 stop
5:00 pm - 1:50 pmDUB-SEA
28h 50m1 stop
$569Scandinavian Airlines
Find Deal
Sun, Jun 15 - Sun, Jun 22
1:35 pm - 4:10 pmSEA-SNN
18h 35m2 stops
7:40 am - 11:09 pmSNN-SEA
23h 29m2 stops
$646American Airlines
Find Deal
Tue, Apr 22 - Tue, Apr 29
1:51 pm - 4:10 pmSEA-SNN
18h 19m2 stops
7:40 am - 11:09 pmSNN-SEA
23h 29m2 stops
$647American Airlines
Find Deal
Wed, Apr 23 - Wed, Apr 30
7:00 pm - 11:05 amSEA-DUB
32h 05m1 stop
12:15 pm - 5:50 pmDUB-SEA
13h 35m1 stop
$649Icelandair
Find Deal
Wed, Apr 16 - Tue, Apr 22
3:45 pm - 11:05 amSEA-DUB
11h 20m1 stop
2:15 pm - 5:50 pmDUB-SEA
11h 35m1 stop
$657Icelandair
Find Deal
Mon, Apr 21 - Mon, Apr 28
6:45 pm - 11:45 amSEA-DUB
9h 00mnonstop
3:20 pm - 4:59 pmDUB-SEA
9h 39mnonstop
$756Aer Lingus
Find Deal
Tue, Apr 15 - Tue, Apr 22
6:45 pm - 11:45 amSEA-DUB
9h 00mnonstop
3:20 pm - 4:59 pmDUB-SEA
9h 39mnonstop
$769Aer Lingus
Find Deal
Wed, Aug 27 - Wed, Sep 10
1:30 pm - 11:20 amSEA-SNN
13h 50m1 stop
9:15 pm - 4:59 pmSNN-SEA
27h 44m2 stops
$834British Airways
Find Deal
Tue, Apr 22 - Tue, Apr 29
1:30 pm - 8:35 pmSEA-SNN
23h 05m1 stop
9:15 pm - 11:10 amSNN-SEA
21h 55m1 stop
$942British Airways
Find Deal
Mon, May 12 - Mon, May 26

Scandinavian Airlines flights from Seattle to Ireland

Our best Scandinavian Airlines deals on Seattle to Ireland flight tickets
Scandinavian Airlines
Jun 15
SEA4:00 pmSeattle/Tacoma Intl
18h 15m
1 stop
DUB6:15 pmDublin
Jun 22
DUB5:00 pmDublin
28h 50m
1 stop
SEA1:50 pmSeattle/Tacoma Intl
Scandinavian Airlines
Sep 8
SEA4:00 pmSeattle/Tacoma Intl
18h 15m
1 stop
DUB6:15 pmDublin
Sep 20
DUB10:15 amDublin
35h 45m
1 stop
SEA2:00 pmSeattle/Tacoma Intl
Scandinavian Airlines
May 13
SEA2:20 pmSeattle/Tacoma Intl
37h 30m
2 stops
DUB11:50 amDublin
May 27
DUB7:05 pmDublin
26h 45m
1 stop
SEA1:50 pmSeattle/Tacoma Intl

Air Canada flights from Seattle to Ireland

Our best Air Canada deals on Seattle to Ireland flight tickets
Air Canada
May 7
SEA11:40 amSeattle/Tacoma Intl
12h 35m
1 stop
DUB8:15 amDublin
May 14
DUB9:20 amDublin
31h 58m
1 stop
SEA9:18 amSeattle/Tacoma Intl
Air Canada
May 7
SEA11:40 amSeattle/Tacoma Intl
12h 35m
1 stop
DUB8:15 amDublin
May 14
DUB9:50 amDublin
17h 47m
2 stops
SEA7:37 pmSeattle/Tacoma Intl
Air Canada
Sep 23
SEA2:55 pmSeattle/Tacoma Intl
32h 50m
2 stops
DUB7:45 amDublin
Oct 7
DUB9:50 amDublin
41h 41m
2 stops
SEA7:31 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 $496.

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 $745. 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 $870.

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 23 weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $677 when searching 23 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 $628 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

$261

Fastest flight time

9h 00m

Direct flights

Every day

Airports in Ireland

4 airports
The best one-way flight to Ireland from Seattle in the past 72 hours is $261. The best round-trip flight deal from Seattle to Ireland found on momondo in the last 72 hours is $540.
The fastest flight from Seattle to Ireland takes 9h 00m
Direct flights go from Seattle to Ireland every day.
There are 4 airports near Ireland: Dublin (DUB), Shannon (SNN), Milltown (Kerry) Kerry (KIR), 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
474 reviews
Search Icelandair flights
Aer LingusPriceFrom $437Free CancellationRating
7.0
1,062 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $437Free CancellationRating
6.6
6,712 reviews
Search British Airways flights
American AirlinesPriceFrom $455Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $473Free CancellationRating
7.3
1,325 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $474Free CancellationRating
7.8
1,321 reviews
Search KLM flights
United AirlinesPriceFrom $480Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
LufthansaPriceFrom $501Free CancellationRating
6.7
6,956 reviews
Search Lufthansa flights
DeltaPriceFrom $505Free CancellationRating
8.0
7,895 reviews
Search Delta flights
Air CanadaPriceFrom $509Free CancellationRating
7.0
8,986 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.


An easier way to manage your Ireland trip

We make it super easy to schedule, organize 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
From?
To?
Tue 4/1
Tue 4/8

Find better results for your trip to Ireland

Popular cities in Ireland

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