Flights from Seattle to United Kingdom available from USD 444*

Deals on flights in next three months

USD

Seattle (SEA)to

London (LON)
Mar 17 2025 - Mar 26 2025
From
USD 462*
Viewed 14 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
Feb 28 2025 - Mar 17 2025
From
USD 502*
Viewed 19 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
Feb 28 2025 - Mar 19 2025
From
USD 502*
Viewed 19 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
Mar 01 2025 - Mar 05 2025
From
USD 502*
Viewed 19 hrs ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
Jan 26 2025 - Feb 12 2025
From
USD 645*
Viewed 1 day ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
Mar 25 2025 - Apr 22 2025
From
USD 645*
Viewed 2 days ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
Mar 02 2025 - Mar 19 2025
From
USD 645*
Viewed 2 days ago
Round trip
/
Economy

Seattle (SEA)to

Glasgow (GLA)
Mar 02 2025 - Mar 25 2025
From
USD 645*
Viewed 2 days ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Apr 08 2025 - Apr 15 2025
From
USD 472*
Viewed 1 day ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Mar 06 2025 - Mar 19 2025
From
USD 506*
Viewed 2 days ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Jan 20 2025 - Jan 28 2025
From
USD 506*
Viewed 2 days ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Mar 18 2025 - Mar 31 2025
From
USD 512*
Viewed 19 hrs 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.

Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

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
FromSeattle (SEA)ToLondon (LON)Round trip
/
Economy		May 09 2025 - May 16 2025

From

USD 444*

Viewed 19 hrs ago

FromSeattle (SEA)ToGlasgow (GLA)Round trip
/
Economy		Apr 15 2025 - Apr 25 2025

From

USD 645*

Viewed 2 days ago

FromSeattle (SEA)ToLondon (LHR)Round trip
/
Economy		Apr 26 2025 - May 02 2025

From

USD 515*

Viewed 15 hrs ago

FromSeattle (SEA)ToLondon (LGW)Round trip
/
Economy		Apr 26 2025 - May 03 2025

From

USD 510*

Viewed 12 hrs ago

FromSeattle (SEA)ToManchester (MAN)Round trip
/
Economy		Oct 12 2025 - Nov 04 2025

From

USD 505*

Viewed 3 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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