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$222+ Cheap flights from Seattle (SEA) to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DUB
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from Seattle to Ireland

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Ireland (IE0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 21, 2024.

Find flight deals from Seattle to Ireland

Cheapest flights from Seattle to Ireland
Explore the most affordable flight options available from Seattle to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/66:05 amSEA - DUB
1 stop17h 05mAir Canada
mié. 12/119:00 amDUB - SEA
1 stop21h 10mAir Canada
Deal found 11/20$468
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/68:05 amSEA - DUB
1 stop18h 00mUnited Airlines
mié. 12/119:00 amDUB - SEA
2 stops45h 46mUnited Airlines
Deal found 11/19$476
This Gotogate deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/55:45 amSEA - DUB
2 stops17h 25mMultiple Airlines
lun. 12/95:00 amDUB - SEA
1 stop15h 10mMultiple Airlines
Deal found 11/19$485
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/22:00 pmSEA - DUB
1 stop25h 10mLufthansa
dom. 12/812:10 pmDUB - SEA
1 stop32h 00mLufthansa
Deal found 11/19$622
This Gotogate deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/68:00 pmSEA - DUB
Nonstop9h 10mAer Lingus
vie. 12/204:30 pmDUB - SEA
Nonstop9h 45mAer Lingus
Deal found 11/20$624
This CheapOair deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/12:35 pmSEA - DUB
1 stop11h 40mIcelandair
mié. 12/1111:30 amDUB - SEA
1 stop13h 30mIcelandair
Deal found 11/20$684
This Justfly.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/17:00 pmSEA - DUB
1 stop36h 50mTurkish Airlines
lun. 12/94:55 pmDUB - SEA
1 stop32h 10mTurkish Airlines
Deal found 11/20$744
This KLM deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/108:20 amSEA - DUB
1 stop16h 05mKLM
mar. 12/1710:45 amDUB - SEA
1 stop19h 39mKLM
Deal found 11/20$781
This Aeromexico deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/86:55 pmSEA - DUB
2 stops29h 10mAir France
vie. 12/134:40 pmDUB - SEA
2 stops57h 50mAir France
Deal found 11/20$789
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/236:21 amSEA - DUB
1 stop24h 09mAmerican Airlines
mié. 1/812:20 pmDUB - SEA
1 stop19h 06mAmerican Airlines
Deal found 11/20$845
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/109:00 amSEA - DUB
2 stops17h 15mBritish Airways
vie. 12/204:30 pmDUB - SEA
Nonstop9h 45mBritish Airways
Deal found 11/19$872
This Justfly.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/237:15 pmSEA - SNN
2 stops56h 15mAir Canada
sáb. 1/115:25 pmSNN - SEA
2 stops53h 05mAir Canada
Deal found 11/20$879

Find flights from Seattle to Ireland within your budget

Customize your flight search to find flights from Seattle to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

mar. 1/21

2:35 pm-10:15 am

1 stop11h 40m

Dublin

sáb. 1/25

11:30 am-5:00 pm

1 stop13h 30m

$439

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

jue. 1/9

5:45 am-7:10 am

2 stops17h 25m

Dublin

sáb. 1/25

9:00 am-6:25 pm

2 stops17h 25m

$457

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

vie. 12/6

8:05 am-10:05 am

1 stop18h 00m

Dublin

mié. 12/11

9:00 am-10:46 pm

2 stops45h 46m

$476

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

vie. 2/21

5:45 am-7:10 am

2 stops41h 25m

Dublin

dom. 3/9

5:00 am-5:25 pm

2 stops20h 25m

$483

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

lun. 3/10

9:00 pm-1:10 pm

Nonstop9h 10m

Dublin

vie. 3/14

4:30 pm-7:15 pm

Nonstop9h 45m

$484

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

jue. 1/16

2:00 pm-4:40 pm

1 stop18h 40m

Dublin

lun. 1/20

5:00 am-9:50 am

2 stops36h 50m

$496

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

dom. 2/9

7:10 am-8:45 am

1 stop17h 35m

Dublin

lun. 2/17

5:55 am-11:45 am

1 stop13h 50m

$515

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

sáb. 3/8

7:30 am-8:25 am

1 stop16h 55m

Dublin

jue. 3/20

8:50 am-12:40 pm

1 stop34h 50m

$533

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

jue. 3/20

2:50 pm-5:50 pm

2 stops20h 00m

Dublin

dom. 3/30

6:45 pm-9:29 pm

2 stops34h 44m

$539

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

lun. 3/10

7:50 pm-5:05 pm

1 stop14h 15m

Dublin

mié. 3/19

10:25 am-5:55 pm

1 stop14h 30m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 45 results
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Best time to book a flight from Seattle to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Ireland

Get recent, data-driven insights about flights from Seattle to Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle to Ireland?

Currently, November is the cheapest month in which you can book a flight from Seattle to Ireland (average of $498). Flying from Seattle to Ireland in June is currently the most expensive (average of $944). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to IE?

Find hourly flight availability from Seattle to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Ireland as you normally would.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated noviembre 21, 2024.
Read reviews from past customers who have flown Air Canada, United Airlines and Aer Lingus from Seattle to Ireland. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,758 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,758 reviews
Delta
8.0
Very good
8,758 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,758 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very good
8,758 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,525 reviews
Delta
8.0
Very good
8,758 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,172 reviews
Delta
8.0
Very good
8,758 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Ireland from Seattle.

  • How popular is this Seattle to Ireland flight route?

    This flight path from Seattle/Tacoma Intl to Ireland was viewed by 17 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?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $308. Scandinavian Airlines flights start at $389 while deals on British Airways start at $422 one-way.

  • What are the most popular routes from Seattle to Ireland?

    The most popular flight routes from Seattle to Ireland are Seattle/Tacoma Intl - Dublin, Seattle/Tacoma Intl - Shannon and Seattle/Tacoma Intl - Cork.

  • What are the most reliable airlines from Seattle to Ireland?

    No one likes to see their flight delayed. When booking a flight from Seattle to Ireland consider choosing American Airlines (67%), Aer Lingus (67%) or British Airways (67%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Ireland?

    Looking for the cheapest flight from Seattle to Ireland? While on average our users pay $652, our data indicates the cheapest price to be $428. The most popular route (Seattle/Tacoma Intl - Dublin), is priced around $407.

  • Can I find deals for flights from Seattle to Ireland that include hotel bookings?

    Yes. In addition to deals on Seattle to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Ireland.

  • Can I find deals for business class flights from Seattle to Ireland?

    Yes. Cheapflights offers flight deals from Seattle to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Ireland (average of $498). Flying from Seattle to Ireland in June is currently the most expensive (average of $944). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Seattle to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Seattle to Ireland

Discover the top 10 airlines that operate flights from Seattle to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$384Average$593FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$432Average$760FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$455Average$764FlexibilityNo cancel feeOn-time71%
KLMCheapest$474Average$660FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$483Average$883FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$488Average$776FlexibilityNo cancel feeOn-time69%
IberiaCheapest$491Average$751FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$501Average$722FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$509Average$745FlexibilityNo cancel feeOn-time67%
DeltaCheapest$515Average$814FlexibilityNo cancel feeOn-timeN/A
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