S$958 Cheap Flights from Dublin to Seattle

View S$958 flight on Thu, 26 Mar, 2026Opens in a new window

Popular airlines from Dublin Airport (DUB) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Dublin to Seattle (DUB-SEA)

Prices were available within the past 7 days and start at S$958 for one-way flights and S$1,081 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,081 Return, found 17 hours ago
S$1,081
Return
found 17 hours ago
Select Delta flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,081 found 17 hours ago
Delta
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,083 Return, found 17 hours ago
S$1,083
Return
found 17 hours ago
Select Delta flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,083 found 17 hours ago
Delta
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,092 Return, found 17 hours ago
S$1,092
Return
found 17 hours ago
Select Delta flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,092 found 17 hours ago
Delta
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,095 Return, found 17 hours ago
S$1,095
Return
found 17 hours ago
Select Delta flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,095 found 17 hours ago
Delta
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,115 Return, found 17 hours ago
S$1,115
Return
found 17 hours ago
Select Delta flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,115 found 17 hours ago
Delta
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,117 Return, found 17 hours ago
S$1,117
Return
found 17 hours ago
Select Delta flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,117 found 17 hours ago
Air France
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,128 Return, found 17 hours ago
S$1,128
Return
found 17 hours ago
Select Air France flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,128 found 17 hours ago
Lufthansa
Thu, 26 Mar - Sat, 23 May
DUB
Dublin
SEA
Seattle
S$1,136 Return, found 17 hours ago
S$1,136
Return
found 17 hours ago
Select Lufthansa flight, departing Thu, 26 Mar from Dublin to Seattle, returning Sat, 23 May, priced at S$1,136 found 17 hours ago
Air Canada
Sat, 23 May - Sun, 24 May
DUB
Dublin
SEA
Seattle
S$1,138 Return, found 17 hours ago
S$1,138
Return
found 17 hours ago
Select Air Canada flight, departing Sat, 23 May from Dublin to Seattle, returning Sun, 24 May, priced at S$1,138 found 17 hours ago
KLM
Thu, 26 Mar - Mon, 30 Mar
DUB
Dublin
SEA
Seattle
S$1,145 Return, found 17 hours ago
S$1,145
Return
found 17 hours ago
Select KLM flight, departing Thu, 26 Mar from Dublin to Seattle, returning Mon, 30 Mar, priced at S$1,145 found 17 hours ago

Find the cheapest month to fly from Dublin (DUB) to Seattle (SEA)

April is typically the cheapest month to fly

From S$484 - S$1,174 per traveller.

Graph displaying average flight prices per month

Dublin to Seattle route information
Origin airport
Dublin
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, United
Return price
S$1,080
Distance
7241 km
Average flight time
9 hours 40 mins

Flights from Dublin to Seattle

There are several airlines that operate frequent flights from Dublin (DUB) to Seattle (SEA) including

The earliest flight leaves Dublin Airport at 05:25 and arrives at Seattle Tacoma Intl. Airport at 00:32. The last flight of the day departs Dublin at 16:10 and arrives at Seattle at 23:05.

The flight distance from Dublin to Seattle is about 8667 km, the shortest flight is 11 hours 56 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Seattle flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Dublin Seattle flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Dublin to Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Dublin to Seattle with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from DUB to SEA?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from DUB to Sea-Tac Airport start from S$1,081. Book now to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DUB to Seattle - Tacoma Intl. Airport (SEA)?
Most flights can be cancelled online, but every airline has its own set of terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Dublin Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DUB to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dublin Airport to Seattle - Tacoma Intl. Airport (SEA)?
The distance is around 7,300 kilometres, so fill your carry-on bag with all the items you need to make the long journey comfortable. Not sure what to take on board your Corballis to SeaTac flight? A sleep mask, earplugs and a travel pillow are among the essentials.
Which airlines fly direct from DUB to SEA?
A popular choice with many frequent travellers, Aer Lingus (EI) operates 17 monthly flights from DUB to SEA. Pick the one that fits with your travel schedule and book your seat today.
Are Dublin Airport (DUB) to SEA flight tickets cheaper when they're purchased at the last minute?
Tickets from Dublin Airport (DUB) to Sea-Tac Airport are available up to 12 months prior to departure on Expedia. And although you may occasionally pick up a great last-minute deal, it's never something you can count on. Also, booking your flights in advance means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

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