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$339+ Cheap flights from Seattle (SEA) to Limerick, 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ORK
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Seattle to Limerick

Keep the following information in mind while searching for Seattle to Limerick flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$716
(United Airlines)

One-way from

$339
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$772
Provider with most accurate pricing for Seattle/Tacoma Intl-Shannon flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Shannon flights.
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From Seattle/Tacoma Intl to Limerick
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One-way flight from Seattle/Tacoma Intl to Limerick
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Highest demand for flights based on searches. 11% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Seattle to Limerick

Cheapest flights from Seattle to Limerick
Explore the most affordable flight options available from Seattle to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 10/1611:04 amSEA - SNN
2 stops15h 11mUnited Airlines
Sat 10/2512:30 pmSNN - SEA
2 stops18h 58mUnited Airlines
Deal found 4/29$716
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1011:31 amSEA - SNN
1 stop15h 39mDelta
Fri 9/121:05 pmSNN - SEA
1 stop17h 43mDelta
Deal found 4/29$751
This KLM deal was found by Cheapflights users on 4/29. 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.
Tue 6/1011:31 amSEA - SNN
1 stop15h 39mMultiple Airlines
Tue 6/171:05 pmSNN - SEA
1 stop15h 27mMultiple Airlines
Deal found 4/29$860
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 10/168:20 pmSEA - SNN
1 stop16h 15mAmerican Airlines
Sat 10/257:40 amSNN - SEA
1 stop18h 40mAmerican Airlines
Deal found 4/29$979
This Justfly.com deal was found by Cheapflights users on 4/29. 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.
Thu 6/122:55 pmSEA - SNN
2 stops21h 40mAir Canada
Fri 9/127:40 amSNN - SEA
2 stops18h 56mAir Canada
Deal found 4/29$999
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/149:14 pmSEA - SNN
1 stop24h 11mAer Lingus
Fri 9/127:40 amSNN - SEA
1 stop18h 40mAer Lingus
Deal found 4/29$1,316
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/122:00 pmSEA - SNN
2 stops22h 35mBritish Airways
Wed 5/217:40 amSNN - SEA
2 stops19h 16mBritish Airways
Deal found 4/28$1,557

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Limerick 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 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Seattle to Limerick that are best for you.

Fly from

Seattle

Fly to

Limerick

Route

Depart

Return

Price

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Thu 10/16

11:04 am-10:15 am

2 stops15h 11m

Shannon

Sat 10/25

12:30 pm-11:28 pm

2 stops18h 58m

$716

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 6/10

11:31 am-11:10 am

1 stop15h 39m

Shannon

Wed 9/10

1:05 pm-10:48 pm

1 stop17h 43m

$751

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 6/10

11:31 am-11:10 am

1 stop15h 39m

Shannon

Tue 6/17

1:05 pm-8:32 pm

1 stop15h 27m

$860

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Thu 10/16

8:20 pm-8:35 pm

1 stop16h 15m

Shannon

Sat 10/25

7:40 am-6:20 pm

1 stop18h 40m

$979

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Thu 6/12

2:55 pm-8:35 pm

2 stops21h 40m

Shannon

Fri 9/12

7:40 am-6:36 pm

2 stops18h 56m

$999

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sat 6/14

9:14 pm-5:25 am

1 stop24h 11m

Shannon

Fri 9/12

7:40 am-6:20 pm

1 stop18h 40m

$1,316

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Mon 5/12

2:00 pm-8:35 pm

2 stops22h 35m

Shannon

Wed 5/21

7:40 am-6:56 pm

2 stops19h 16m

$1,557

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Wed 8/20

7:00 pm-9:25 pm

2 stops18h 25m

$339

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Wed 8/20

7:05 am-10:15 am

3 stops19h 10m

$409

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Thu 6/12

12:05 am-11:20 am

2 stops27h 15m

$2,504

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Best time to book a flight from Seattle to Limerick

Have a flexible travel schedule? Discover the best time to fly to Limerick 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Limerick

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

Currently, November is the cheapest month in which you can book a flight from Seattle to Limerick (average of $644). Flying from Seattle to Limerick in June is currently the most expensive (average of $1,279). 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 LR9?

Find hourly flight availability from Seattle to Limerick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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

What is the cheapest day to fly from Seattle to Limerick?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Limerick. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Limerick flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Limerick by month

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

In terms of precipitation, rainfall in Limerick ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Limerick when rainfall is around 2.3 in.

Temperature in Limerick by month

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

If weather is an important factor for your trip to Limerick, 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 42.8 F).

Reviews of airlines servicing Limerick

Get insights into the airlines that provide service to Limerick. 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 Limerick. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,252 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,076 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Limerick. 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 Limerick?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Limerick. On average, Seattle/Tacoma Intl has 0 outbound flights to Limerick per day from 6 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Limerick 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 Limerick?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Limerick (average of $644). Flying from Seattle to Limerick in June is currently the most expensive (average of $1,279). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Seattle to Limerick

Discover the top 6 airlines that operate flights from Seattle to Limerick. 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 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$455Average$735FlexibilityNo cancel feeOn-time71%
KLMCheapest$474Average$907FlexibilityNo cancel feeOn-time75%
DeltaCheapest$528Average$856FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$563Average$764FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$703Average$797FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$706Average$1,104FlexibilityNo cancel feeOn-time70%

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