Cheap flights from Dublin to Seattle

Return
Economy
Dublin (DUB)
Seattle (SEA)
Depart
Return
Any month
Compare vs Cheapflights |

The best prices from Dublin to Seattle/Tacoma Intl are usually found in October or September, booked 60 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

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

All the information you need to plan the best DUB to SEA flight in 2022: compare Dublin to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
DUB - SEA
Price
£606 - £806
SEA
Temperature
5 - 19 °C
SEA
Rainfall
18 - 168 mm

Popular in

January

High demand for flights, 13% potential price rise

Cheapest in

October

Best time to find cheap flights, 14% potential price drop

Average price

£610

Average for round-trip flights in June 2022

Round-trip from

£495

From Dublin to Seattle/Tacoma Intl

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 Dublin to Seattle?

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 23% on your flight compared to booking on days when demand is much higher.

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

Find a great deal and save up to 19% by booking at least 61 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 Dublin to Seattle within the next two weeks, with the cheapest ticket starting at £602.

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

October can be a great time to fly to Seattle from Dublin with a flight ticket averaging about £573. Cheapflights users have found deals in the month of October for as cheap as £390. The most expensive prices can be found in the month of January.

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

When flying from Dublin to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 23% versus a flight in the evening.

Cheap flights from Dublin to Seattle in June, July 2022

The best prices found for DUB to SEA flights in June, July
7 Jul - 21 Jul
£730pp
DUB
Dublin
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
DUB
Dublin
14 Jul - 30 Jul
£768pp
DUB
Dublin
Air Canada
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
DUB
Dublin
7 Jul - 21 Jul
£770pp
DUB
Dublin
Air Canada
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
DUB
Dublin

Dublin to Seattle 2022 flight deals

Cheap flights to Seattle from Dublin found for this year
8 Nov - 29 Dec
£369pp
DUB
Dublin
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
DUB
Dublin
6 Nov - 3 Jan
£386pp
DUB
Dublin
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
DUB
Dublin
24 Sep - 30 Sep
£400pp
DUB
Dublin
Multiple airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
DUB
Dublin

Direct flights to Seattle from Dublin

Save time with Dublin to Seattle direct flight deals
25 Aug - 29 Aug
£611pp
DUB
Dublin
Aer Lingus
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Aer Lingus
Direct
DUB
Dublin
24 Sep - 30 Sep
£664pp
DUB
Dublin
Aer Lingus
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Aer Lingus
Direct
DUB
Dublin
24 Sep - 30 Sep
£734pp
DUB
Dublin
Aer Lingus
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Aer Lingus
Direct
DUB
Dublin

Last-minute flights from Dublin to Seattle

Late deals on return flights to Seattle from Dublin, departing today and this week
7 Jul - 21 Jul
£730pp
DUB
Dublin
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
DUB
Dublin
7 Jul - 21 Jul
£770pp
DUB
Dublin
Air Canada
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
DUB
Dublin
7 Jul - 21 Jul
£786pp
DUB
Dublin
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
   
2 STOPS
DUB
Dublin

One-way flights to Seattle/Tacoma Intl from Dublin

The cheapest one-way flights from Dublin to Seattle
08:15 - 17:15
Icelandair
1 stop
17h 00m
DUB - SEA
Icelandair
06:20 - 04:35
WestJet
2 stops
54h 15m
DUB - SEA
WestJet
£804
WestJet
06:45 - 17:10
Air Canada
1 stop
18h 25m
DUB - SEA
Air Canada
£826
JustFly

Related info for your journey

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

Flight FAQs

From Dublin to Seattle

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

Some of our airline partners flying from Dublin to Seattle/Tacoma Intl have new flexible policies in place due to COVID-19. Aer Lingus, British Airways, and Icelandair 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 Dublin to Seattle for under £400 on Cheapflights?

Yes, there are multiple flights from Dublin to Seattle for under £400. The cheapest flight booked recently is on Icelandair for just £347, but on average you can expect to pay £458.

Are there nonstop flights from Dublin to Seattle for under £700 on Cheapflights?

Cheapflights has at least 9 direct flights from Dublin to Seattle under £700. A good price for a nonstop flight from Dublin to Seattle is less than £2,415.

Are there last-minute flights available from Dublin to Seattle for under £800?

There are currently 16+ open flights from Dublin to Seattle within the next 7 days for less than £800.

How popular is this Dublin to Seattle flight route?

This flight path from Dublin to Seattle/Tacoma Intl was viewed by 153 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 flying from Dublin to Seattle round-trip?

According to our current data, Icelandair (£347), Lufthansa (£530), and British Airways (£544) offers the cheapest pricing from Dublin to Seattle. You may be able to fly from Dublin to Seattle for 39% less than the average price by searching for these airlines.

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

To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at £457. Delta flights start at £462 while deals on WestJet start at £609 one-way.

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

Consider Air Canada, Air France or British Airways when booking your flight. These represent the most popular airlines when flying from Dublin to Seattle.

What are the cheapest flights from Dublin to Seattle?

Looking for the cheapest flight from Dublin to Seattle? While on average our users pay £943, our data indicates the cheapest price to be £558. The most popular route (Dublin - Seattle/Tacoma Intl), is priced around £790.

COVID Restrictions

View COVID Travel Restrictions for Seattle, WA

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

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

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

COVID-19 testing requirements
Visitors from Dublin are not required to present a negative COVID-19 PCR test or antigen result upon entering Seattle/Tacoma Intl.

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

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

Returning to Dublin from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Dublin.

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

Hide COVID Travel Restrictions for Seattle, WA

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Dublin to Seattle.
Today's exchange rate
£1 = $1.23
Average temperature for June in Seattle
22.0 °C
Avg rainfall for June in Seattle
40.0 mm

Airports servicing Dublin

Airports servicing Seattle

Top 6 airlines flying from Dublin to Seattle/Tacoma Intl

The chart below displays the airlines Cheapflights users travelling from Dublin to Seattle 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
Aer Lingus
£372 £583 No cancel fee N/A
Search Aer Lingus flights
Icelandair
£427 £502 No cancel fee 76%
Search Icelandair flights
Lufthansa
£488 £541 No cancel fee 76%
Search Lufthansa flights
British Airways
£493 £624 No cancel fee 70%
Search British Airways flights
KLM
£497 £579 No cancel fee 75%
Search KLM flights
Air Canada
£578 £760 No cancel fee 67%
Search Air Canada flights
Home North America USA Washington Seattle Cheap flights from Dublin to Seattle
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First