Aer Lingus Flights from Seattle to United Kingdom from 

Deals on flights from Seattle to United Kingdom*

$

  • Seattle (SEA)to

    Glasgow (GLA)
    Dec 11 2024 - Dec 18 2024
    From
    $720.00*
    Seen: 7 hrs ago
    Roundtrip*
    /
    Economy

    Seattle (SEA)to

    Birmingham (BHX)
    Nov 11 2024 - Nov 20 2024
    From
    $643.71*
    Seen: 13 hrs ago
    Roundtrip*
    /
    Economy

* 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.

Aer Lingus Plane Image

Book Seattle to United Kingdom flight deals*

Fly to the United Kingdom to experience vibrant cities and the quaint English countryside. Explore London and Manchester for luxury shopping and creative dining options. For art and culture, visit London's museums and galleries. To enjoy a quieter experience, take to the seaside near Bristol or explore the idyllic town of Bath.

Email Sign Up
Aer Lingus Newsletter
Sign Up and Save

✔ Be first to receive current offers

✔ Learn about new and exciting destinations

✔ Get the latest travel news and more

Sign Me Up

Best Deals for Seattle to United Kingdom*

$
Best Deals for Seattle to United Kingdom*
From
To
Fare Type
Dates
Price
FromSeattle (SEA)ToEdinburgh (EDI)Roundtrip*
/
Economy		Feb 16 2025 - Feb 26 2025

From

$801.67*

Seen: 1 hour ago

FromSeattle (SEA)ToLondon (LHR)Roundtrip*
/
Economy		Apr 16 2025 - Apr 30 2025

From

$807.85*

Seen: 10 hrs ago

FromSeattle (SEA)ToLondon (LON)Roundtrip*
/
Economy		Jun 13 2025 - Jun 27 2025

From

$2,097.80*

Seen: 20 hrs ago

FromSeattle (SEA)ToManchester (MAN)Roundtrip*
/
Economy		Apr 3 2025 - Apr 9 2025

From

$850.18*

Seen: 7 hrs ago

FromSeattle (SEA)ToGlasgow (GLA)Roundtrip*
/
Economy		May 13 2025 - May 27 2025

From

$1,079.03*

Seen: 12 hrs ago

FromSeattle (SEA)ToLeeds (LBA)Roundtrip*
/
Economy		Aug 14 2025 - Aug 29 2025

From

$1,561.69*

Seen: 17 hrs 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.

Explore More Flights from Seattle to United Kingdom

Explore Aer Lingus's Top-Pick Destinations