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Cheap flights from Seattle (SEA) to Ireland

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How to find the cheapest flight from
Seattle (SEA) to Ireland

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

To save on the cost of your flight from Seattle to Ireland, book at least 55 days before your planned departure. Booking around this time can save you about 58% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $640 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $834.

What is the cheapest month to fly from Seattle to Ireland?

October can be a great time to fly to Ireland from Seattle with a flight ticket averaging about $543. Cheapflights users have found deals in the month of October for as cheap as $356. The most expensive prices can be found in the month of July.

Cheap flights from Seattle to Ireland in November, December 2020

The best prices found for SEA to Ireland flights for November, December
17 Dec - 1 Jan
$561pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
14 Dec - 21 Dec
$562pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
14 Dec - 21 Dec
$618pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
DUB
Dublin
DUB
Dublin
Air France
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle to Ireland 2021 flight deals

Cheap flights to Ireland from Seattle found for next year
17 Dec - 1 Jan
$561pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
14 Dec - 21 Dec
$562pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
14 Dec - 21 Dec
$618pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
DUB
Dublin
DUB
Dublin
Air France
   
2 STOPS
SEA
Seattle/Tacoma Intl

Non-stop flights to Ireland from Seattle

Save time with Seattle to Ireland direct flight deals
11 May - 25 May
$613pp
SEA
Seattle/Tacoma Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl
6 May - 18 May
$626pp
SEA
Seattle/Tacoma Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl
6 May - 16 May
$627pp
SEA
Seattle/Tacoma Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Ireland

Late deals on round-trip flights to Ireland from Seattle, departing today and this week
4 Dec - 31 Jan
$710pp
SEA
Seattle/Tacoma Intl
Aer Lingus
 
1 STOP
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl
5 Dec - 10 Dec
$777pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
2 Dec - 2 May
$799pp
SEA
Seattle/Tacoma Intl
Aer Lingus
 
1 STOP
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl

One-way flights to Ireland from Seattle

The cheapest one-way flights from Seattle to Ireland
2:12 am - 10:10 am
TAP AIR PORTUGAL
2 Stops
23h 58m
SEA - DUB
TAP AIR PORTUGAL
$357
mytrip.com
2:20 am - 3:30 am
Air Canada
1 Stop
17h 10m
SEA - DUB
Air Canada
$386
FlightHub
2:12 am - 2:00 am
United Airlines
1 Stop
15h 48m
SEA - DUB
United Airlines
$437
United

Related info for your journey

Useful info, stats and facts about Seattle to Ireland flights.

Flight FAQs

From Seattle to Ireland

Are flight prices decreasing from Seattle to Ireland due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Ireland for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Seattle/Tacoma Intl to Ireland to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Seattle/Tacoma Intl to Ireland are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Seattle/Tacoma Intl to Ireland have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Icelandair, British Airways, and Delta flying from Seattle/Tacoma Intl to Ireland have implemented new flexible cancellation policies.

Can I find flights from Seattle to Ireland for under $400 on Cheapflights?

Yes, there are multiple flights from Seattle to Ireland for under $400. The cheapest flight booked recently is on Icelandair for just $360, but on average you can expect to pay $394.

Are there nonstop flights from Seattle to Ireland for under $700 on Cheapflights?

Cheapflights has at least 5 direct flights from Seattle to Ireland under $700. A good price for a nonstop flight from Seattle to Ireland is less than $965.

Are there last-minute flights available from Seattle to Ireland for under $800?

There are currently 20+ open flights from Seattle to Ireland within the next 7 days for less than $800.

What are the most popular airlines that fly from Seattle to Ireland?

When booking a flight from Seattle to Ireland, you may want to consider flying on Major Airline, American Airlines or Air Canada as they are the most popular for this route.

What are the most popular routes from Seattle to Ireland?

While some choose either Seattle/Tacoma Intl - Cork or Seattle/Tacoma Intl - Milltown (Kerry) Kerry, Seattle/Tacoma Intl - Dublin is the most popular route from Seattle to Ireland.

What are the cheapest Flights from Seattle to Ireland?

While on average a flight from Seattle to Ireland is generally $617, our data shows the cheapest flight currently is $396. When looking at the most popular route, (Seattle/Tacoma Intl - Dublin), you can expect to pay $380 for that flight.

How long is the flight from Seattle to Ireland?

Icelandair can get you from Seattle to Ireland in just under 11h. Your travel time can differ by up to .

What is the cheapest airline to fly from Seattle to Ireland round-trip?

According to our current data, Icelandair ($360), offers the cheapest pricing from Seattle to Ireland.

What are the cheapest airlines to fly from Seattle to Ireland one-way?

The cheapest airlines for a one-way flight from Seattle to Ireland are TAP AIR PORTUGAL ($357), Air Canada ($386), and United Airlines ($393).

Arrival points for flights from Seattle to Ireland

Destination information for Ireland

Things to know before you go. Useful info for your trip from Seattle to Ireland
Today's exchange rate
$1 = €0.84

Airports servicing Seattle

Airports servicing

Castlebar (CLB)
Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)

Top 10 airlines from Seattle to Ireland

The chart below displays the airlines Cheapflights users traveling from Seattle to Ireland choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Air France
$361 $553 No change fee 77%
KLM
$455 $638 No change fee 75%
Lufthansa
$435 $655 No change fee 76%
Icelandair
$397 $695 No cancel fee 76%
Air Canada
$434 $726 No cancel fee 67%
American Airlines
$389 $804 No cancel fee 71%
British Airways
$433 $808 No cancel fee 70%
Delta
$332 $813 No cancel fee N/A
United Airlines
$431 $823 No cancel fee 69%
Aer Lingus
$496 $922 No change fee N/A
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