Seattle to Dublin Flights on Aer Lingus from $809.61*
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Flights from Seattle (SEA) to Dublin, Ireland
As Ireland’s flag carrier, Aer Lingus offers frequent flights, dependable schedules and a warm Irish welcome on routes between Ireland and the UK, Europe and North America.
Our long-haul transatlantic flights are designed to make going further feel effortless; with comfortable cabins, thoughtful onboard service and the added convenience of US Preclearance when flying from Dublin and Shannon.
Fly direct from Seattle to Dublin with Aer Lingus and step into the heart of Ireland from the moment you take off.
Your journey from Seattle - Tacoma (SEA) to Dublin Airport (DUB) brings you to a city pulsing with story-filled streets, historic charm and the welcoming spirit of “céad míle fáilte” a hundred thousand welcomes. From lively markets and riverside walks to cosy pubs and day trips into the countryside, Dublin delivers both iconic landmarks and unexpected delights making it a perfect first stop for your Irish adventure or a gateway to the rest of Europe.
Top things to do
Temple Bar
Visit the Temple Bar neighborhood, known for its vibrant nightlife and traditional Irish pubs, where you can enjoy live music and a pint of Guinness without spending too much money.
Trinity College
Visit Trinity College and see the Book of Kells, an ancient manuscript containing the four Gospels of the New Testament. Visitors can see the Book of Kells for a small fee.
Guinness Storehouse
Take a tour of the Guinness Storehouse to learn about the history of Ireland's most famous export and enjoy a pint of Guinness at the Gravity Bar.
Dublin Castle
Visit Dublin Castle, dating back to the 13th century, and has been a major political and social center for centuries.
Take a tour of Dublin and its hidden gems in 59 seconds
Explore the sights and sounds of Dublin's fair city in our video "59 seconds in Dublin".
Why fly direct from Seattle to Dublin with Aer Lingus?
Flying non-stop from Seattle (SEA) to Dublin (DUB) with Aer Lingus means fewer travel days and a smooth start to your Irish adventure. Onboard you’ll find warm Irish hospitality, complimentary meals and drinks, and a wide range of entertainment. Arriving in Dublin connects you easily to Ireland and across Europe.
How long is the flight from Seattle (SEA) to Dublin (DUB)?
The average direct flight time for Seattle (SEA) → Dublin (DUB) is around 10 hours and 20 minutes, depending on routing and weather. Be sure to check the latest schedule when you book to confirm departure and arrival times.
Do flights from Seattle to Dublin offer Wi-Fi and in-flight entertainment?
Yes — on the SEA → DUB route you’ll have access to personal entertainment screens with films, TV shows and music, as well as Wi-Fi packages so you can stay connected. It’s all designed to make your long-haul flight comfortable and enjoyable.
What are the top things to do in Dublin after you land from Seattle?
Once you arrive in Dublin, there’s plenty to explore. Visit iconic spots like Trinity College Dublin and see the Book of Kells, stroll through St Stephen’s Green and enjoy live music in the Temple Bar district. For fresh perspectives, our blog article “The 7 Most Instagrammable Spots in Dublin” highlights some lesser-known photo-worthy stops.
What’s the best time of year to visit Dublin and how can I find the best deals?
Dublin is welcoming year-round, but spring (April–May) and autumn (September–October) offer mild weather and fewer crowds. For better fares, use Aer Lingus’ flexible-dates tool, set fare alerts, and aim to book early. To help you plan your stay, our blog “Tour Dublin’s Hidden Gems in 59 Seconds” offers smart ideas beyond the usual sights.
More to discover
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One of Ireland’s most beautiful destinations, from its scenery to the hospitality, County Donegal makes for an unforgettable experience.
How to choose the most amazing castle hotels
Within a stony castle hotel in Ireland, you’ll find a warm Irish welcome, surrounded by idyllic Irish scenery, enveloped in stately luxury, and offering superb cuisine.
A beginner's guide: Dublin
Famous for it's culture, literary connections and it's lively atmosphere, Dublin makes a fantastic city break for anyone looking for something new and exciting.
A guide to the Wild Atlantic Way
The coastal drive meanders along Ireland’s Atlantic coast taking in some of the most beautiful parts of the country.
Other useful links
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Book Seattle to Dublin flight deals*
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Seattle (SEA) | Dublin (DUB) | Roundtrip* / Economy | 11 Nov 2026 - 18 Nov 2026 | From $809.61 Seen: 22 hrs ago |
| Seattle (SEA) | Dublin (DUB) | Roundtrip* / Economy | 9 Dec 2026 - 18 Dec 2026 | From $879.59 Seen: 7 hrs ago |
| Seattle (SEA) | Dublin (DUB) | Roundtrip* / Economy | 13 Oct 2026 - 23 Oct 2026 | From $909.19 Seen: 6 hrs ago |
| Seattle (SEA) | Dublin (DUB) | Roundtrip* / Economy | 4 Oct 2026 - 14 Oct 2026 | From $909.19 Seen: 5 hrs ago |
| Seattle (SEA) | Dublin (DUB) | Roundtrip* / Economy | 6 Oct 2026 - 20 Oct 2026 | From $909.19 Seen: 1 hour ago |
* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.