Book Icelandair flights to United Kingdom from USD 445*

Deals on flights in next three months

USD

Seattle (SEA)to

London (LON)
May 05 2025 - May 29 2025
From
USD 581*
Viewed 23 hrs ago
Round trip
/
Economy

Seattle (SEA)to

London (LON)
May 05 2025 - May 30 2025
From
USD 581*
Viewed 23 hrs ago
Round trip
/
Economy

New York (NYC)to

London (LON)
Apr 08 2025 - Apr 23 2025
From
USD 509*
Viewed 19 hrs ago
Round trip
/
Economy

New York (NYC)to

London (LON)
Apr 08 2025 - Apr 24 2025
From
USD 509*
Viewed 19 hrs ago
Round trip
/
Economy

Boston (BOS)to

Glasgow (GLA)
Apr 27 2025 - May 18 2025
From
USD 537*
Viewed 19 hrs ago
Round trip
/
Economy

Boston (BOS)to

Glasgow (GLA)
Apr 28 2025 - May 07 2025
From
USD 537*
Viewed 19 hrs ago
Round trip
/
Economy

Baltimore (BWI)to

London (LHR)
Jun 08 2025 - Jun 12 2025
From
USD 643*
Viewed 1 day ago
Round trip
/
Economy

Boston (BOS)to

London (LON)
Mar 24 2025 - Apr 22 2025
From
USD 518*
Viewed 1 day ago
Round trip
/
Economy

Boston (BOS)to

London (LON)
Mar 24 2025 - Apr 23 2025
From
USD 518*
Viewed 1 day ago
Round trip
/
Economy

Seattle (SEA)to

Manchester (MAN)
Apr 28 2025 - May 21 2025
From
USD 556*
Viewed 2 days ago
Round trip
/
Economy

Seattle (SEA)to

London (LHR)
Apr 26 2025 - May 03 2025
From
USD 628*
Viewed 2 days ago
Round trip
/
Economy

Baltimore (BWI)to

London (LHR)
May 05 2025 - May 12 2025
From
USD 585*
Viewed 2 days 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 to United Kingdom with Icelandair

USD
Plan ahead for your trip to United Kingdom with Icelandair
From
To
Fare type
Dates
Price
Seattle (SEA)London (LON)Round trip
/
Economy
Jul 23 2025 - Aug 06 2025

From

USD 562*

Viewed 14 hrs ago

New York (NYC)London (LON)Round trip
/
Economy
Sep 30 2025 - Oct 04 2025

From

USD 510*

Viewed 19 hrs ago

Boston (BOS)Glasgow (GLA)Round trip
/
Economy
Aug 21 2025 - Aug 26 2025

From

USD 484*

Viewed 5 hrs ago

Boston (BOS)London (LON)Round trip
/
Economy
Aug 21 2025 - Aug 26 2025

From

USD 487*

Viewed 5 hrs ago

Baltimore (BWI)London (LHR)Round trip
/
Economy
Jul 20 2025 - Jul 27 2025

From

USD 566*

Viewed 1 day ago

Seattle (SEA)Manchester (MAN)Round trip
/
Economy
Nov 17 2025 - Dec 06 2025

From

USD 540*

Viewed 2 days ago

Seattle (SEA)London (LHR)Round trip
/
Economy
Jul 15 2025 - Jul 23 2025

From

USD 570*

Viewed 2 days ago

Washington, D.C. (IAD)Glasgow (GLA)Round trip
/
Economy
Sep 30 2025 - Oct 19 2025

From

USD 531*

Viewed 1 day ago

Nashville (BNA)London (LON)Round trip
/
Economy
Sep 26 2025 - Oct 10 2025

From

USD 609*

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.