Find flights
Deals
Airlines
FAQs

Cheap flights from Ireland to Seattle from £353

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DUB — SEA
2 May — 9 May1
1 adult
Thu 2/5
Thu 9/5

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

Find a great deal and save up to 76% by booking at least 53 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 Ireland to Seattle within the next two weeks, with the cheapest ticket starting at £384.

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

February is one of the best times of the year to fly to Seattle from Ireland. Prices for February average £553 per person but you can even find prices for as low as £285. The most expensive prices can be found in the month of July. Opting for a February flight can save you 49% on your journey compared to booking in July

When is the cheapest time to fly from Ireland to Seattle (IE - SEA)?

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

Cheap Delta flights from Ireland to Seattle

Explore cheap flight options specifically provided by Delta for the route between Ireland and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 27 April 2024.
Take a peek at the cheapest Delta flights we've detected travelling from Ireland to Seattle. Make sure to double check the flight details before booking.
Mon 3/608:55DUB - SEA
1 stop15h 40mDelta
Mon 24/607:15SEA - DUB
1 stop17h 30mDelta
Deal found 25/4£492
Tue 4/605:55DUB - SEA
1 stop18h 40mDelta
Thu 13/606:10SEA - DUB
2 stops20h 15mDelta
Deal found 25/4£494
Wed 15/508:55DUB - SEA
1 stop15h 45mDelta
Wed 5/612:35SEA - DUB
2 stops20h 05mDelta
Deal found 25/4£494
Thu 9/508:55DUB - SEA
1 stop15h 45mDelta
Thu 16/512:35SEA - DUB
2 stops16h 00mDelta
Deal found 25/4£495
Wed 8/508:55DUB - SEA
1 stop15h 45mDelta
Tue 14/500:40SEA - DUB
1 stop26h 05mDelta
Deal found 24/4£496
Sat 8/605:55DUB - SEA
2 stops17h 15mDelta
Mon 17/606:00SEA - DUB
1 stop18h 45mDelta
Deal found 26/4£497
Wed 15/505:55DUB - SEA
2 stops17h 24mDelta
Wed 5/612:35SEA - DUB
2 stops20h 05mDelta
Deal found 25/4£498
Tue 4/605:55DUB - SEA
1 stop18h 40mDelta
Tue 25/609:35SEA - DUB
2 stops19h 00mDelta
Deal found 25/4£499
Mon 3/605:55DUB - SEA
2 stops17h 23mDelta
Wed 12/606:00SEA - DUB
2 stops18h 20mDelta
Deal found 25/4£500

Cheap Aer Lingus flights from Ireland to Seattle

Explore cheap flight options specifically provided by Aer Lingus for the route between Ireland and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 27 April 2024.
Take a gander at the lowest prices we've found on Aer Lingus flights from Ireland to Seattle. Deals are refreshing constantly so come back soon for more options.
Thu 23/515:20DUB - SEA
Nonstop9h 41mAer Lingus
Thu 30/518:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 25/4£631
Tue 10/911:35DUB - SEA
1 stop17h 36mAer Lingus
Thu 26/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 25/4£680
Wed 11/915:20DUB - SEA
Nonstop9h 41mAer Lingus
Wed 25/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£723
Mon 9/915:20DUB - SEA
Nonstop9h 41mAer Lingus
Wed 25/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 25/4£761
Fri 3/515:20DUB - SEA
Nonstop9h 41mAer Lingus
Fri 10/518:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£3,131

Cheap Ireland to Seattle flights in April & May 2024

Find cheap flight options from Ireland to Seattle specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 925,685 searches. Prices were last updated on 27 April 2024.
Check out some of the best flight deals from Ireland to Seattle in 2024. More deals are always being added, so be sure to check back regularly.
Fri 10/508:55DUB - SEA
1 stop15h 45mDelta
Fri 17/512:35SEA - DUB
2 stops20h 05mDelta
Deal found 26/4£494
Thu 9/508:55DUB - SEA
1 stop15h 45mDelta
Thu 16/512:35SEA - DUB
2 stops16h 00mDelta
Deal found 25/4£495
Thu 9/505:55DUB - SEA
1 stop18h 45mDelta
Wed 15/500:40SEA - DUB
1 stop26h 05mDelta
Deal found 25/4£497
Thu 9/505:55DUB - SEA
2 stops18h 19mDelta
Thu 16/512:35SEA - DUB
2 stops20h 05mDelta
Deal found 25/4£499
Fri 17/516:15DUB - SEA
Nonstop9h 41mAer Lingus
Fri 24/519:40SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£574
Fri 10/505:55DUB - SEA
2 stops20h 48mDelta
Thu 16/500:40SEA - DUB
1 stop26h 05mDelta
Deal found 26/4£604
Thu 23/515:20DUB - SEA
Nonstop9h 41mMultiple Airlines
Thu 30/511:30SEA - DUB
1 stop16h 15mMultiple Airlines
Deal found 25/4£617
Fri 17/508:55DUB - SEA
1 stop15h 45mDelta
Fri 24/509:25SEA - DUB
2 stops19h 10mDelta
Deal found 26/4£634
Fri 17/511:10DUB - SEA
2 stops17h 17mDelta
Fri 24/509:25SEA - DUB
2 stops19h 10mDelta
Deal found 26/4£639

Ireland to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Ireland and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 27 April 2024.
Check out some of the best flight deals from Ireland to Seattle in 2024. More deals are always being added, so be sure to check back regularly.
Tue 4/612:15DUB - SEA
1 stop13h 25mIcelandair
Tue 11/618:55SEA - DUB
1 stop10h 55mIcelandair
Deal found 25/4£458
Fri 7/612:15DUB - SEA
1 stop16h 20mIcelandair
Tue 11/618:55SEA - DUB
1 stop10h 55mIcelandair
Deal found 25/4£466
Tue 4/612:15DUB - SEA
1 stop13h 25mIcelandair
Mon 10/615:50SEA - DUB
1 stop11h 15mIcelandair
Deal found 25/4£471
Tue 4/612:15DUB - SEA
1 stop13h 25mIcelandair
Thu 13/623:00SEA - DUB
1 stop28h 05mIcelandair
Deal found 25/4£478
Mon 3/612:15DUB - SEA
1 stop16h 20mIcelandair
Tue 11/618:55SEA - DUB
1 stop10h 55mIcelandair
Deal found 25/4£479
Mon 3/612:15DUB - SEA
1 stop16h 20mIcelandair
Mon 10/615:50SEA - DUB
1 stop11h 15mIcelandair
Deal found 25/4£492
Mon 3/608:55DUB - SEA
1 stop15h 40mKLM
Mon 24/607:15SEA - DUB
1 stop17h 30mKLM
Deal found 26/4£493
Tue 4/605:55DUB - SEA
1 stop18h 40mDelta
Thu 13/606:10SEA - DUB
2 stops20h 15mDelta
Deal found 25/4£494
Fri 10/508:55DUB - SEA
1 stop15h 45mDelta
Fri 17/512:35SEA - DUB
2 stops20h 05mDelta
Deal found 26/4£494

Direct flights to Seattle from Ireland

Discover direct flight options from Ireland to Seattle. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 27 April 2024.
Consider booking one of these non-stop flights heading from Ireland to Seattle. Search for alternative flights from Ireland to Seattle by utilising the search form above.
Fri 17/516:15DUB - SEA
Nonstop9h 41mAer Lingus
Fri 24/519:40SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£574
Wed 11/915:20DUB - SEA
Nonstop9h 41mAer Lingus
Wed 25/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£723
Mon 9/915:20DUB - SEA
Nonstop9h 41mAer Lingus
Wed 25/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£762
Tue 10/915:20DUB - SEA
Nonstop9h 41mAer Lingus
Thu 26/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£774
Wed 4/915:20DUB - SEA
Nonstop9h 41mAer Lingus
Sat 21/918:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£801
Mon 3/615:20DUB - SEA
Nonstop9h 41mAer Lingus
Mon 10/618:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 25/4£1,656
Fri 16/815:20DUB - SEA
Nonstop9h 41mAer Lingus
Sat 24/818:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£4,545
Tue 4/615:20DUB - SEA
Nonstop9h 41mAer Lingus
Tue 25/618:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£5,168

Ireland to Seattle flights leaving soon

Find last-minute flight options from Ireland to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 27 April 2024.
Users seeking a last-minute flight from Ireland to Seattle should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
Fri 3/505:55DUB - SEA
2 stops22h 32mDelta
Thu 9/500:40SEA - DUB
1 stop26h 05mDelta
Deal found 26/4£775
Fri 3/515:20DUB - SEA
Nonstop9h 41mAer Lingus
Fri 10/518:45SEA - DUB
Nonstop9h 00mAer Lingus
Deal found 26/4£3,131

One-way flights to Seattle from Ireland

Search for one-way flight options from Ireland to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 27 April 2024.
Users travelling one-way from Ireland to Seattle can select one of these great deals. Those seeking round-trip flights from Ireland to Seattle should utilise the search form at the top of the page.
Sat 24/811:25DUB - SEA
2 stops33h 31mWestJet
Deal found 26/4£353
Tue 7/510:45DUB - SEA
1 stop20h 04mJetBlue
Deal found 26/4£401
Sun 23/612:55DUB - SEA
2 stops33h 51mWestJet
Deal found 26/4£404
Tue 3/912:55DUB - SEA
1 stop15h 26mWestJet
Deal found 26/4£406
Tue 3/912:55DUB - SEA
2 stops57h 51mWestJet
Deal found 26/4£432
Sat 4/510:55DUB - SEA
1 stop17h 07mJetBlue
Deal found 26/4£433
Mon 26/811:30DUB - SEA
2 stops40h 51mWestJet
Deal found 26/4£436
Sat 13/709:30DUB - SEA
2 stops37h 16mWestJet
Deal found 26/4£440
Tue 23/709:30DUB - SEA
2 stops42h 51mWestJet
Deal found 26/4£460

Find flights from Ireland to Seattle within your budget

Customise your flight search to find flights from Ireland to Seattle 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 925,685 searches. Data last updated 27 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£429 - £631

Route

Depart

Return

Price

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Thu 23/5

1 stop16h 20m

Seattle/Tacoma Intl

Thu 30/5

1 stop28h 05m

£429

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Tue 10/9

1 stop23h 54m

Seattle/Tacoma Intl

Thu 26/9

1 stop15h 08m

£465

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Mon 3/6

1 stop15h 40m

Seattle/Tacoma Intl

Mon 24/6

1 stop17h 30m

£492

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Tue 4/6

1 stop18h 40m

Seattle/Tacoma Intl

Mon 24/6

1 stop17h 30m

£493

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Wed 5/6

1 stop13h 15m

Seattle/Tacoma Intl

Wed 12/6

1 stop18h 05m

£501

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Wed 18/9

1 stop12h 35m

Seattle/Tacoma Intl

Wed 2/10

1 stop13h 55m

£570

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Sun 2/6

1 stop16h 35m

Seattle/Tacoma Intl

Thu 13/6

1 stop12h 50m

£582

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Tue 10/9

2 stops19h 46m

Seattle/Tacoma Intl

Thu 26/9

2 stops23h 12m

£584

DublinSeattle/Tacoma Intl

DUB - SEA

DUBSEA

Dublin

Thu 23/5

Nonstop9h 41m

Seattle/Tacoma Intl

Thu 30/5

Nonstop9h 00m

£631

Flights are sorted by cheapest first

Deals found on 25/4

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 27 April 2024.
Read through reviews of airlines operating flights from Ireland to Seattle, such as Delta, Aer Lingus and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
10,966 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

8.1
Very Good
10,966 reviews
8.1
Very Good
10,966 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.9
Good
1,626 reviews
8.1
Very Good
10,966 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.6
Good
4,606 reviews
8.1
Very Good
10,966 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.6
Good
1,809 reviews
8.1
Very Good
10,966 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.5
Good
2,981 reviews
8.1
Very Good
10,966 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Seattle. 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 into for flights to Seattle from Ireland?

    For a flight from Ireland to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • Can I find flights from Ireland to Seattle for under £500 on Cheapflights?

    Yes, there are multiple flights from Ireland to Seattle for under £500. The cheapest flight booked recently is on Icelandair for just £429, but on average you can expect to pay £483.

  • Are there nonstop flights from Ireland to Seattle for under £600 on Cheapflights?

    Cheapflights has at least 8 direct flights from Ireland to Seattle under £600. A good price for a nonstop flight from Ireland to Seattle is less than £1,875.

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

    There are currently 2+ open flights from Ireland to Seattle within the next 7 days for less than £800.

  • How popular is this Ireland to Seattle flight route?

  • What are the cheapest airlines to fly from Ireland to Seattle one-way

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as little as £353. However, be on the lookout for offers from JetBlue and Aer Lingus, as they are both options that can get you from Ireland to Seattle for a low price.

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

  • What are the cheapest flights from Ireland to Seattle?

    The cheapest flight price from Ireland to Seattle is £299. On average you can expect to pay £626. The most popular route, (Dublin - Seattle/Tacoma Intl), can usually be booked for £529.

  • What does DUB to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Dublin Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a DUB to SEA flight. Shannon Airport (SNN), Cork Airport (ORK), Knock Intl Airport (NOC), Milltown (Kerry) Kerry Airport (KIR), Galway Airport (GWY) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Ireland to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Ireland to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ireland to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ireland to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Ireland to Seattle that allow pets onboard?

    Many airlines flying from Ireland to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ireland to Seattle?

    Yes, you can often find last-minute deals on Ireland to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ireland to Seattle flight deals updated?

    The Ireland to Seattle flight deals you see on this page were last updated on 26/4.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Ireland to Seattle

Discover the top 3 airlines that operate flights from Ireland to Seattle. 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 925,685 searches. Data last updated 27 April 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£274Average£595FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£366Average£577FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapest£481Average£532FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Search flights from Ireland to Seattle by cabin class

Find flights from Ireland to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Ireland to Seattle

Find hourly flight availability from Ireland to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 April 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Seattle?

Cheapflights helps you search for flights from Ireland to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ireland to Seattle.

Can Cheapflights find flights from Ireland to Seattle with no change fees?

Yes, we can. To see specific flights from Ireland to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Seattle become cheaper?

Of course! You can now track prices for flights from Ireland to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.