Flights from Seattle to United Kingdom available from USD 477*

Promo code

Deals on flights in next three months

USD

Seattle (SEA)to

Glasgow (GLA)
Feb 10 2026 - Feb 26 2026
From
USD 520
Viewed 1 day ago
Round trip
Economy

Seattle (SEA)to

Glasgow (GLA)
Feb 10 2026 - Mar 02 2026
From
USD 520
Viewed 1 day ago
Round trip
Economy

Seattle (SEA)to

Glasgow (GLA)
Feb 10 2026 - Mar 04 2026
From
USD 520
Viewed 1 day ago
Round trip
Economy

Seattle (SEA)to

Glasgow (GLA)
Feb 10 2026 - Mar 06 2026
From
USD 520
Viewed 1 day ago
Round trip
Economy

Seattle (SEA)to

London (LON)
Mar 05 2026 - Mar 08 2026
From
USD 552
Viewed 15 hrs ago
Round trip
Economy

Seattle (SEA)to

London (LON)
Mar 10 2026 - Mar 17 2026
From
USD 552
Viewed 17 hrs ago
Round trip
Economy

Seattle (SEA)to

London (LON)
Feb 10 2026 - Mar 07 2026
From
USD 552
Viewed 17 hrs ago
Round trip
Economy

Seattle (SEA)to

London (LON)
Feb 10 2026 - Mar 10 2026
From
USD 552
Viewed 17 hrs ago
Round trip
Economy

Seattle (SEA)to

Edinburgh (EDI)
Apr 01 2026 - May 17 2026
From
USD 734
Viewed 2 days ago
Round trip
Economy

Seattle (SEA)to

Edinburgh (EDI)
Apr 25 2026 - May 03 2026
From
USD 487
Viewed 11 hrs ago
Round trip
Economy

Seattle (SEA)to

Edinburgh (EDI)
Feb 16 2026 - Mar 03 2026
From
USD 554
Viewed 20 hrs ago
Round trip
Economy

Seattle (SEA)to

Edinburgh (EDI)
Mar 30 2026 - Apr 07 2026
From
USD 573
Viewed 21 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
Seattle (SEA)Glasgow (GLA)Round trip
/
Economy		Apr 23 2026 - Apr 27 2026

From

USD 539

Viewed 22 hrs ago

Seattle (SEA)London (LON)Round trip
/
Economy		May 17 2026 - May 23 2026

From

USD 486

Viewed 14 hrs ago

Seattle (SEA)Edinburgh (EDI)Round trip
/
Economy		Apr 25 2026 - May 03 2026

From

USD 487

Viewed 11 hrs ago

Seattle (SEA)London (LHR)Round trip
/
Economy		May 05 2026 - May 15 2026

From

USD 477

Viewed 1 day ago

Seattle (SEA)Manchester (MAN)Round trip
/
Economy		Apr 26 2026 - Apr 30 2026

From

USD 541

Viewed 1 day ago

Seattle (SEA)London (LGW)Round trip
/
Economy		May 11 2026 - May 27 2026

From

USD 628

Viewed 1 day 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.