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Flights from Seattle to Dublin

Cheapest airlines flights from Seattle to Dublin

Fly from Seattle to Dublin with 2 carriers, including Aer Lingus, Air Canada, Aer Lingus offers the cheapest flights from Seattle to Dublin.
Aer Lingus logo Aer Lingus Air Canada logo Air Canada

Find cheap flights from Seattle to Dublin

Non stop flights available! Find direct flights from Seattle to Dublin within the next 3 months. Book one way flights from US$328 or round trip tickets from US$312.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Seattle to Dublin Flight Information

The distance between Seattle and Dublin is approximately 7,282.92 km. On average, a flight from Seattle to Dublin takes around 9 hours. The most popular month to fly to Dublin is March. The off-season for travel is April.

Cheapest one-way flight price US$193
Cheapest round-trip ticket price US$312
Off-season for travel April
Peak season for travel March
Flight distance 7,282.92 km
Average flight time 9 hours
Popular airline Aer Lingus

When is the cheapest time to book flights from Seattle to Dublin?

Best time for cheap flights from Seattle to Dublin are between Sep 28 and Oct 5 with one way fares from US$191

Cheapest flights
From price
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  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
  • 7 14
  • 14 21
  • 21 28

  • Oct

    28 5
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Seattle (SEA) to Dublin (DUB) the cheapest?

    Airlines adjust prices for flights from Seattle to Dublin based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Dublin (DUB) cost?

    According to Trip.com's data, the lowest price is around $1,024.

  • How long does it take to fly from Seattle (SEA) to Dublin (DUB) and what is the distance?

    It takes around 9 hours to fly from Seattle (SEA) to Dublin (DUB).

  • What are the most popular airlines that fly from Seattle (SEA) to Dublin (DUB)?

    Airlines with flights from Seattle (SEA) to Dublin (DUB): British Airways, American Airlines and Aer Lingus.

How to find a cheap flight from Seattle to Dublin

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Dublin. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest Seattle to Dublin ticket.
Tap "Date" on flight search bar to scan through the calender for Seattle to Dublin airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Thu, Aug 28 at US$328 for one-way flights.
2
Compare cheap Seattle to Dublin flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Seattle to Dublin. The cheapest airline operating is Aer Lingus.
3
Set up a Price Alert
By setting up a Price Alert for your Seattle to Dublin route, you can easily track the price of your airline tickets from Seattle to Dublin without manually checking every day.
4
Don't miss cheap Seattle to Dublin flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Seattle to Dublin to get exclusive deals for you.

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