Cheap flights from Seattle to Ireland

Round-trip
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Seattle (SEA)
Dublin (DUB)
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How to find the cheapest flight from
Seattle (SEA) to Ireland

All the information you need to plan the best SEA to DUB flight in 2021: compare Seattle to Ireland flight prices with the expected peak season, weather and rainfall in Ireland.
When is the cheapest time to fly from Seattle to Ireland (SEA - IE)?

When flying from Seattle to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Find a great deal and save up to 72% by booking at least 38 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Ireland within the next two weeks, with the cheapest ticket starting at C$ 992.

Cheap flights from Seattle to Ireland in December, January 2022

The best prices found for SEA to Ireland flights for December, January
29 Jan - 7 Feb
C$ 692pp
SEA
Seattle/Tacoma Intl
KLM
 
1 STOP
DUB
Dublin
DUB
Dublin
KLM
 
1 STOP
SEA
Seattle/Tacoma Intl
29 Jan - 11 Feb
C$ 695pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
30 Jan - 7 Feb
C$ 696pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Ireland 2022 flight deals

Cheap flights to Ireland from Seattle found for this year
31 Dec - 9 Jan
C$ 697pp
SEA
Seattle/Tacoma Intl
KLM
 
1 STOP
DUB
Dublin
DUB
Dublin
KLM
 
1 STOP
SEA
Seattle/Tacoma Intl
31 Dec - 11 Jan
C$ 710pp
SEA
Seattle/Tacoma Intl
KLM
 
1 STOP
DUB
Dublin
DUB
Dublin
KLM
   
2 STOPS
SEA
Seattle/Tacoma Intl
26 Dec - 9 Jan
C$ 722pp
SEA
Seattle/Tacoma Intl
KLM
 
1 STOP
DUB
Dublin
DUB
Dublin
KLM
 
1 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
11 Dec - 10 Jan
C$ 2,306pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
DUB
Dublin
DUB
Dublin
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Ireland from Seattle

The cheapest one-way flights from Seattle to Ireland
1:24 p.m. - 4:45 a.m.
WestJet
2 stops
55h 21m
SEA - DUB
WestJet
C$ 732
WestJet
11:50 a.m. - 7:05 a.m.
Icelandair
1 stop
11h 15m
SEA - DUB
Icelandair
C$ 739
6:31 p.m. - 5:55 a.m.
TAP AIR PORTUGAL
2 stops
27h 24m
SEA - DUB
TAP AIR PORTUGAL
C$ 920

Related info for your journey

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

Flight FAQs

From Seattle to Ireland

What airport do you fly from for flights from Seattle to Ireland?

If you book a flight to Ireland from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 18.4 km from the centre of Seattle.

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

Some of the carriers operating flights from Seattle/Tacoma Intl to Ireland that may be offering flexible cancellation policies are Aer Lingus, Icelandair, and British Airways. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Seattle to Ireland for under C$ 700 on Cheapflights?

Yes, there are multiple flights from Seattle to Ireland for under C$ 700. The cheapest flight booked recently is on Delta for just C$ 692, but on average you can expect to pay C$ 710.

Are there last-minute flights available from Seattle to Ireland for under C$ 2,400?

There are currently 1+ open flights from Seattle to Ireland within the next 7 days for less than C$ 2,400.

How popular is this Seattle to Ireland flight route?

This flight path from Seattle/Tacoma Intl to Ireland was viewed by 33 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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 (C$ 644), Icelandair (C$ 675), and WestJet (C$ 732).

What are the cheapest flights from Seattle to Ireland?

Looking for the cheapest flight from Seattle to Ireland? While on average our users pay C$ 750, our data indicates the cheapest price to be C$ 750. The most popular route (Seattle/Tacoma Intl - Dublin), is priced around C$ 711.

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 American Airlines, Air Canada or British Airways as they are the most popular for this route.

Related searches

Flights to Ireland from Seattle (SEA)
Flights to Seattle Flights to Ireland

Rent a Car

Car Rentals in Ireland

COVID Restrictions

View COVID Travel Restrictions for Ireland

Do I need a COVID test to fly to Ireland from Seattle?

Information is based on travel restrictions from Seattle/Tacoma Intl to Ireland

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Ireland.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) test taken 72 for rt-pcr (naat) hours before departing to Ireland.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Ireland.

Documents
Passenger Locator Card - The form must be filled in within 72 hours before arrival in Ireland from overseas.


Do I need a test to fly back to Seattle from Ireland?

Returning to Seattle/Tacoma Intl from Ireland

COVID-19 testing requirements
Visitors from Ireland must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Ireland are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Ireland

Destination points for flights from Seattle to Ireland

Select to see more specific information for flights from Seattle to all places in Ireland.
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Destination information for Ireland

Things to know before you go - useful duration and weather info for your trip from Seattle to Ireland.
Today's exchange rate
C$ 1 = €0.69

Airports servicing Seattle

Airports servicing

Donegal (CFN)
Dublin (DUB)
Galway (GWY)
Knock Intl (NOC)
Cork (ORK)
Shannon (SNN)

Top 6 airlines flying from Seattle/Tacoma Intl to Ireland

The chart below displays the airlines Cheapflights users travelling 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
Icelandair
C$ 505 C$ 716 No cancel fee 76%
Search Icelandair flights
United Airlines
C$ 570 C$ 712 No cancel fee 69%
Search United Airlines flights
Air Canada
C$ 575 C$ 593 No cancel fee 67%
Search Air Canada flights
Delta
C$ 604 C$ 839 No cancel fee N/A
Search Delta flights
Aer Lingus
C$ 618 C$ 901 No cancel fee N/A
Search Aer Lingus flights
British Airways
C$ 637 C$ 805 No cancel fee 70%
Search British Airways flights
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