Flights from Seattle to United Kingdom available from USD 472*

Deals on flights in next three months

USD

Seattle (SEA)to

London (LON)
Apr 28 2025 - May 09 2025
From
USD 561
Viewed 22 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
Apr 28 2025 - May 11 2025
From
USD 561
Viewed 22 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
Apr 28 2025 - May 13 2025
From
USD 561
Viewed 22 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
Apr 28 2025 - May 15 2025
From
USD 561
Viewed 22 hrs ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
May 08 2025 - May 21 2025
From
USD 626
Viewed 15 hrs ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
May 10 2025 - May 15 2025
From
USD 626
Viewed 15 hrs ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
May 10 2025 - May 19 2025
From
USD 626
Viewed 15 hrs ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
May 10 2025 - May 22 2025
From
USD 626
Viewed 15 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Jun 01 2025 - Jun 10 2025
From
USD 857
Viewed 1 day ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
May 31 2025 - Jun 05 2025
From
USD 857
Viewed 1 day ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Jun 01 2025 - Jun 09 2025
From
USD 892
Viewed 1 day ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Jun 18 2025 - Sep 18 2025
From
USD 1,002
Viewed 1 day ago
Round trip
/
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

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Plan ahead for your trip from Seattle to United Kingdom with Icelandair

USD
Plan ahead for your trip from Seattle to United Kingdom with Icelandair
From
To
Fare type
Dates
Price
Seattle (SEA)London (LON)Round trip
/
Economy		Nov 11 2025 - Nov 21 2025

From

USD 555

Viewed 22 hrs ago

Seattle (SEA)Glasgow (GLA)Round trip
/
Economy		Nov 29 2025 - Dec 11 2025

From

USD 612

Viewed 15 hrs ago

Seattle (SEA)London (LGW)Round trip
/
Economy		Jan 08 2026 - Jan 30 2026

From

USD 472

Viewed 2 days ago

Seattle (SEA)London (LHR)Round trip
/
Economy		Sep 21 2025 - Sep 30 2025

From

USD 667

Viewed 7 hrs ago

Seattle (SEA)Manchester (MAN)Round trip
/
Economy		Dec 06 2025 - Dec 10 2025

From

USD 544

Viewed 23 hrs ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

 

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