Book Icelandair flights to United Kingdom from USD 456*
expand_more
1 Passenger
expand_morePromo code
expand_more
Deals on flights in next three months
flight_takeoff
flight_land
USD
Seattle (SEA)to
London (LON)Dec 08 2025 - Dec 13 2025
From
USD 518
Viewed 1 day ago
Round trip
Economy
Seattle (SEA)to
London (LON)Dec 08 2025 - Dec 14 2025
From
USD 518
Viewed 1 day ago
Round trip
Economy
Boston (BOS)to
Glasgow (GLA)Nov 07 2025 - Nov 12 2025
From
USD 481
Viewed 19 hrs ago
Round trip
Economy
Boston (BOS)to
Glasgow (GLA)Nov 07 2025 - Nov 13 2025
From
USD 481
Viewed 19 hrs ago
Round trip
Economy
Seattle (SEA)to
Glasgow (GLA)Nov 11 2025 - Nov 18 2025
From
USD 517
Viewed 19 hrs ago
Round trip
Economy
Seattle (SEA)to
Glasgow (GLA)Oct 30 2025 - Nov 26 2025
From
USD 517
Viewed 19 hrs ago
Round trip
Economy
New York (NYC)to
Glasgow (GLA)Oct 27 2025 - Nov 07 2025
From
USD 481
Viewed 12 hrs ago
Round trip
Economy
Denver (DEN)to
London (LON)Nov 30 2025 - Dec 04 2025
From
USD 518
Viewed 1 day ago
Round trip
Economy
Denver (DEN)to
London (LON)Dec 02 2025 - Dec 11 2025
From
USD 518
Viewed 1 day ago
Round trip
Economy
Baltimore (BWI)to
London (LON)Dec 11 2025 - Dec 15 2025
From
USD 502
Viewed 13 hrs ago
Round trip
Economy
Baltimore (BWI)to
London (LON)Dec 10 2025 - Dec 15 2025
From
USD 531
Viewed 23 hrs ago
Round trip
Economy
Boston (BOS)to
Edinburgh (EDI)Oct 30 2025 - Nov 13 2025
From
USD 527
Viewed 9 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.
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 | Dec 08 2025 - Dec 12 2025 | From USD 518 Viewed 1 day ago |
| New York (NYC) | London (LON) | Round trip / Economy | Mar 18 2026 - Mar 31 2026 | From USD 519 Viewed 12 hrs ago |
| Boston (BOS) | Glasgow (GLA) | Round trip / Economy | Jan 06 2026 - Jan 28 2026 | From USD 517 Viewed 1 day ago |
| Raleigh-Durham (RDU) | London (LON) | Round trip / Economy | Jan 09 2026 - Jan 12 2026 | From USD 518 Viewed 23 minutes ago |
| Seattle (SEA) | Glasgow (GLA) | Round trip / Economy | Apr 30 2026 - May 05 2026 | From USD 475 Viewed 16 hrs ago |
| Baltimore (BWI) | London (LHR) | Round trip / Economy | Jan 15 2026 - Jan 21 2026 | From USD 562 Viewed 13 hrs ago |
| New York (NYC) | Glasgow (GLA) | Round trip / Economy | Dec 21 2025 - Jan 06 2026 | From USD 484 Viewed 20 hrs ago |
| Baltimore (BWI) | London (LON) | Round trip / Economy | Mar 06 2026 - Mar 13 2026 | From USD 472 Viewed 17 hrs ago |
| Boston (BOS) | London (LON) | Round trip / Economy | Feb 15 2026 - Feb 27 2026 | From USD 518 Viewed 2 days 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.
