Cheap flights from Seattle (SEA) to Dublin (DUB)

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The best prices from Seattle to Dublin are usually found in January or February, booked 37 days in advance, depart on a Tuesday or Monday and return on a Saturday

How to find the cheapest flight from
Seattle (SEA) to Dublin (DUB)

All the information you need to plan the best SEA to DUB flight in 2021: compare Seattle to Dublin flight prices with the expected peak season, weather and rainfall in Dublin.
SEA - DUB
Price
$506 - $808
DUB
Temperature
48.2 - 68 °F
DUB
Rainfall
2 - 3.3 inches

Popular in

December

High demand for flights, 21% potential price rise

Cheapest in

January

Best time to find cheap flights, 20% potential price drop

Round-trip from

$506

From Seattle to Dublin

One-way from

$486

One-way flight from Seattle to Dublin

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Dublin?

Users have found that flying from Seattle to Dublin on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 47 days in advance, which can save you up to 32% on flights from Seattle to Dublin compared to booking the week you need them. Waiting 47 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $947. For sooner than that we have options available in the next 3 days from $1,192.

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

November can be a great time to fly to Dublin from Seattle with a flight ticket averaging about $900. Cheapflights users have found deals in the month of November for as cheap as $575. The most expensive prices can be found in the month of August.

When is the cheapest time to fly from Seattle to Dublin (SEA - DUB)?

When flying from Seattle to Dublin, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 13% versus a flight in the evening.

Cheap flights from Seattle to Dublin in May, June 2021

The best prices found for SEA to DUB flights for May, June
16 Jun - 15 Jul
$623pp
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
DUB
Dublin
DUB
Dublin
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
10 Jun - 17 Jun
$630pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
16 Jun - 24 Jun
$693pp
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
DUB
Dublin
DUB
Dublin
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle to Dublin 2021 flight deals

Cheap flights to Dublin from Seattle found for this year
3 Nov - 12 Nov
$449pp
SEA
Seattle/Tacoma Intl
Lufthansa
 
1 STOP
DUB
Dublin
DUB
Dublin
Lufthansa
   
2 STOPS
SEA
Seattle/Tacoma Intl
22 Oct - 5 Nov
$450pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
3 Sep - 10 Sep
$455pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Non-stop flights to Dublin from Seattle

Save time with Seattle to Dublin direct flight deals
23 Oct - 6 Nov
$727pp
SEA
Seattle/Tacoma Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl
23 Oct - 6 Nov
$740pp
SEA
Seattle/Tacoma Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl
21 Sep - 5 Oct
$763pp
SEA
Seattle/Tacoma Intl
Aer Lingus
Non-Stop
DUB
Dublin
DUB
Dublin
Aer Lingus
Non-Stop
SEA
Seattle/Tacoma Intl

One-way flights to Dublin from Seattle

The cheapest one-way flights from Seattle to Dublin
11:50 am - 7:05 am
Icelandair
1 Stop
11h 15m
SEA - DUB
Icelandair
$486
JustFly
3:25 pm - 8:45 am
Aer Lingus
Nonstop
9h 20m
SEA - DUB
Aer Lingus
$574
FareScan
10:15 am - 5:25 am
SAS
2 Stops
35h 10m
SEA - DUB
SAS
$592
JustFly

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Dublin</span> flights.

Flight FAQs

From Seattle to Dublin

Are flight prices decreasing from Seattle to Dublin 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 Dublin 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.

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

Some of our airline partners flying from Seattle/Tacoma Intl to Dublin have new flexible policies in place due to COVID-19. Aer Lingus, Icelandair, and British Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Aer Lingus with this kind of flexibility.

Can I find flights from Seattle to Dublin for under $500 on Cheapflights?

Yes, there are multiple flights from Seattle to Dublin for under $500. The cheapest flight booked recently is on Lufthansa for just $449, but on average you can expect to pay $482.

Are there nonstop flights from Seattle to Dublin for under $800 on Cheapflights?

Cheapflights has at least 13 direct flights from Seattle to Dublin under $800. A good price for a nonstop flight from Seattle to Dublin is less than $1,087.

How popular is this flight route?

The Seattle/Tacoma Intl to Dublin flight path was viewed by 95 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Seattle or Dublin?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in Seattle is typically similar to Dublin. We can gather that this will continue over the next 17 days.

Is Seattle weather warmer or cooler than Dublin?

With an average temperature of 77 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in Dublin are colder than in Seattle.

How long is the flight from Seattle to Dublin?

A quick flight from Seattle to Dublin can take about 11h 15m. Icelandair provides one of the quickest options available for as low as $507. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Seattle to Dublin round-trip?

Cheapflights users have booked flights from Seattle to Dublin round-trip from $449. Other airlines that can offer you cheap pricing are United Airlines, from $477, and Air Canada, from $487. These flights start at 29% lower than the current average price 3 months from now.

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

$486 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on SAS and Aer Lingus, with prices starting from $527 and $570, respectively.

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Alternative routes for Seattle to Dublin

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Dublin

Things to know before you go - useful duration and weather info for your trip from Seattle to Dublin.
Today's exchange rate
$1 = €0.83
Average temperature for May in Dublin
59.0 °F
Avg rainfall for May in Dublin
2.4 ″

Airports servicing Seattle

Airports servicing Dublin

Top 10 airlines flying from Seattle to Dublin

The chart below displays the airlines Cheapflights users traveling from Seattle to Dublin 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 cancel fee 77%
KLM
$455 $644 No cancel fee 75%
Lufthansa
$435 $655 No cancel fee 76%
British Airways
$433 $683 No cancel fee 70%
Icelandair
$397 $695 No cancel fee 76%
Delta
$332 $704 No cancel fee N/A
Air Canada
$434 $705 No cancel fee 67%
American Airlines
$389 $734 No cancel fee 71%
Aer Lingus
$496 $801 No cancel fee N/A
United Airlines
$431 $805 No cancel fee 69%
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