Book Icelandair flights to United Kingdom from USD 509*
Deals on flights in next three months
flight_takeoff
flight_land
USD
Seattle (SEA)to
London (LON)May 19 2025 - May 27 2025
From
USD 582*
Viewed 10 hrs ago
Round trip
/
Economy
Seattle (SEA)to
London (LON)May 10 2025 - Aug 06 2025
From
USD 529*
Viewed 3 hrs ago
Round trip
/
Economy
Boston (BOS)to
London (LON)Apr 25 2025 - Apr 29 2025
From
USD 518*
Viewed 15 hrs ago
Round trip
/
Economy
Boston (BOS)to
London (LON)Mar 23 2025 - Mar 27 2025
From
USD 515*
Viewed 36 minutes ago
Round trip
/
Economy
New York (NYC)to
London (LON)Apr 02 2025 - Apr 28 2025
From
USD 509*
Viewed 15 hrs ago
Round trip
/
Economy
New York (NYC)to
London (LON)Apr 02 2025 - Apr 29 2025
From
USD 509*
Viewed 15 hrs ago
Round trip
/
Economy
Boston (BOS)to
Glasgow (GLA)May 04 2025 - May 13 2025
From
USD 584*
Viewed 13 hrs ago
Round trip
/
Economy
Boston (BOS)to
Glasgow (GLA)May 04 2025 - May 10 2025
From
USD 584*
Viewed 13 hrs ago
Round trip
/
Economy
Denver (DEN)to
London (LON)Apr 25 2025 - May 11 2025
From
USD 625*
Viewed 1 day ago
Round trip
/
Economy
Denver (DEN)to
London (LON)Apr 29 2025 - May 22 2025
From
USD 625*
Viewed 1 day ago
Round trip
/
Economy
Baltimore (BWI)to
London (LHR)Apr 23 2025 - Apr 27 2025
From
USD 661*
Viewed 2 days ago
Round trip
/
Economy
Seattle (SEA)to
London (LHR)Jun 10 2025 - Jun 16 2025
From
USD 611*
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.
Plan ahead for your trip to United Kingdom with Icelandair
flight_takeoff
flight_land
USD
From | To | Fare type | Dates | Price |
|---|---|---|---|---|
| Seattle (SEA) | London (LON) | Round trip / Economy | Nov 21 2025 - Nov 30 2025 | From USD 569* Viewed 10 hrs ago |
| Boston (BOS) | London (LON) | Round trip / Economy | Nov 10 2025 - Nov 16 2025 | From USD 519* Viewed 15 hrs ago |
| New York (NYC) | London (LON) | Round trip / Economy | Oct 21 2025 - Oct 30 2025 | From USD 510* Viewed 15 hrs ago |
| Boston (BOS) | Glasgow (GLA) | Round trip / Economy | Oct 06 2025 - Oct 16 2025 | From USD 532* Viewed 13 hrs ago |
| Denver (DEN) | London (LON) | Round trip / Economy | Oct 05 2025 - Nov 01 2025 | From USD 619* Viewed 1 day ago |
| Seattle (SEA) | London (LHR) | Round trip / Economy | Jun 10 2025 - Jun 16 2025 | From USD 611* Viewed 1 day ago |
| Seattle (SEA) | Manchester (MAN) | Round trip / Economy | Oct 04 2025 - Nov 01 2025 | From USD 540* Viewed 10 hrs ago |
| Seattle (SEA) | Glasgow (GLA) | Round trip / Economy | Nov 22 2025 - Dec 02 2025 | From USD 617* Viewed 1 day ago |
| Boston (BOS) | Manchester (MAN) | Round trip / Economy | Nov 23 2025 - Dec 06 2025 | From USD 516* Viewed 10 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.
