Barcelona to Seattle Flights on Aer Lingus from €361.93*

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Book Barcelona to Seattle flight deals*

* 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.

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Book Barcelona to Seattle flight deals*

Book Barcelona to Seattle flight deals*
From
To
Fare Type
Dates
Price
Barcelona (BCN)Seattle (SEA)Each way
/
Economy		30 Jun 2026 - 16 Jul 2026

From

€437.98

Seen: 14 hrs ago

*Roundtrip Restrictions apply.
Each way fare as part of a return trip including taxes and charges. One way fare including taxes and charges.

Testing Each way

Testing Each way
From
To
Fare Type
Dates
Price
Barcelona (BCN)Seattle (SEA)Each way
/
Economy		18 Mar 2026 - 25 Mar 2026

From

€361.93

Seen: 16 hrs ago

Explore other routes

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18 Feb 2026 - 27 Feb 2026
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€178.98
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Malaga (AGP)
Depart: 23 Feb 2026
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€41.00
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Depart: 3 Mar 2026
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€37.25
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10 Feb 2026 - 19 Feb 2026
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€213.98
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Manchester (MAN)to

Orlando (MCO)
2 Feb 2026 - 10 Feb 2026
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£540.04
Seen: 9 hrs ago
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Dublin (DUB)to

Lanzarote (ACE)
Depart: 19 Jan 2026
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€62.75
Seen: 11 hrs ago
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Faro (FAO)
Depart: 10 Feb 2026
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€41.00
Seen: 9 hrs ago
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Boston (BOS)
3 Feb 2026 - 8 Feb 2026
From
€173.98
Seen: 20 hrs ago
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Dublin (DUB)to

London (LHR)
Depart: 31 Jan 2026
From
€48.50
Seen: 9 hrs ago
One way
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Dublin (DUB)to

Toronto (YYZ)
6 Feb 2026 - 9 Feb 2026
From
€194.18
Seen: 21 hrs ago
Each way
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Dublin (DUB)to

Amsterdam (AMS)
Depart: 19 Jan 2026
From
€31.25
Seen: 4 hrs ago
One way
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Manchester (MAN)to

New York (JFK)
14 Jan 2026 - 19 Jan 2026
From
£407.64
Seen: 9 hrs ago
Roundtrip*
Economy

Boston (BOS)to

Dublin (DUB)
29 Jan 2026 - 16 Feb 2026
From
$407.69
Seen: 23 hrs ago
Roundtrip*
Economy

Dublin (DUB)to

Rome (FCO)
Depart: 25 Feb 2026
From
€41.00
Seen: 18 hrs ago
One way
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Dublin (DUB)to

Chicago (ORD)
8 Feb 2026 - 22 Feb 2026
From
€229.98
Seen: 23 hrs ago
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Cork (ORK)to

Lanzarote (ACE)
Depart: 24 Feb 2026
From
€68.37
Seen: 4 hrs ago
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Dublin (DUB)to

Tenerife (TFS)
Depart: 26 Jan 2026
From
€56.00
Seen: 20 hrs ago
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Dublin (DUB)to

Nashville (BNA)
17 Feb 2026 - 24 Feb 2026
From
€193.98
Seen: 23 hrs ago
Each way
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Shannon (SNN)to

New York (JFK)
4 Mar 2026 - 9 Mar 2026
From
€242.06
Seen: 22 hrs ago
Each way
Economy

Dublin (DUB)to

Cancun (CUN)
Depart: 7 Mar 2026
From
€461.29
Seen: 13 hrs ago
One way
Economy