One Way

Popular Filters

+ 1 more

One Way Price

USD 1,221 USD 2,400

Duration

9 h 45 m 29 h 0 m

Stops From London

Departure From London

6 AM - 12 PM

USD 1,241

12 PM - 6 PM

USD 1,221

After 6 PM

USD 1,226

Arrival at Seattle

6 AM - 12 PM

USD 1,226

12 PM - 6 PM

USD 1,227

After 6 PM

USD 1,221

Alliances & Airlines

Oneworld

(7)

SkyTeam

(7)

Star Alliance

()

+ 3 more

Layover Airports

Layover Duration

1 h 5 m 17 h 30 m

London to Seattle Icelandair

Lowest fare from London to Seattle on 14 Aug - AED


Cheap International London to Seattle Icelandair air tickets at MakeMyTrip USA. Best Deals at Lowest fares guaranteed on flights from London to Seattle by Icelandair International Travel. Check Icelandair booking, International Flight number, Flight status, Schedules online from London to Seattle.Also book Seattle to London Icelandair flights tickets online.
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Price last updated at 11 Aug 2026 16:02:07
Icelandair

USD 1,221

Transit Visa may be required

London - Gatwick Apt to Seattle , 14 Aug

Icelandair FI | 473

15:40

Fri, 14 Aug 26

Terminal N

London - Gatwick Apt, United Kingdom

03 h 15 m

17:55

Fri, 14 Aug 26

Reykjavik, Iceland

BAGGAGE : CHECK INCABIN

Information not available

Icelandair FI | 683

19:45

Fri, 14 Aug 26

Reykjavik, Iceland

07 h 55 m

20:40

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Icelandair

USD 1,226

Transit Visa may be required

London - Heathrow Apt to Seattle , 14 Aug

Icelandair FI | 455

21:25

Fri, 14 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

03 h 10 m

23:35

Fri, 14 Aug 26

Reykjavik, Iceland

BAGGAGE : CHECK INCABIN

Information not available

Icelandair FI | 685

10:40

Sat, 15 Aug 26

Reykjavik, Iceland

08 h 05 m

11:45

Sat, 15 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Icelandair

USD 1,227

Transit Visa may be required

London - Heathrow Apt to Seattle , 14 Aug

Icelandair FI | 455

21:25

Fri, 14 Aug 26

Terminal T2

London - Heathrow Apt, United Kingdom

03 h 10 m

23:35

Fri, 14 Aug 26

Reykjavik, Iceland

BAGGAGE : CHECK INCABIN

Information not available

Icelandair FI | 681

16:50

Sat, 15 Aug 26

Reykjavik, Iceland

08 h 05 m

17:55

Sat, 15 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

WestJet

USD 1,234

Transit Visa may be required

London - Heathrow Apt to Seattle , 14 Aug

WestJet WS | 1

14:10

Fri, 14 Aug 26

Terminal T4

London - Heathrow Apt, United Kingdom

08 h 50 m

16:00

Fri, 14 Aug 26

Calgary, Canada

BAGGAGE : CHECK INCABIN

Information not available

WestJet WS | 3750 | Operated By WestJet Encore

19:55

Fri, 14 Aug 26

Calgary, Canada

02 h 05 m

21:00

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Delta Air Lines

More Timing Options

USD 1,241

Transit Visa may be required

London - Heathrow Apt to Seattle , 14 Aug

Delta Air Lines DL | 9603 | Operated By KLM Royal Dutch

06:30

Fri, 14 Aug 26

Terminal T4

London - Heathrow Apt, United Kingdom

01 h 20 m

08:50

Fri, 14 Aug 26

Amsterdam, Netherlands

BAGGAGE : CHECK INCABIN

Information not available

Delta Air Lines DL | 143

10:20

Fri, 14 Aug 26

Amsterdam, Netherlands

10 h 17 m

11:37

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Virgin Atlantic

USD 1,247

Transit Visa may be required

London - Heathrow Apt to Seattle , 14 Aug

Virgin Atlantic VS | 6659 | Operated By Air France

06:15

Fri, 14 Aug 26

Terminal T4

London - Heathrow Apt, United Kingdom

01 h 25 m

08:40

Fri, 14 Aug 26

Terminal T2E

Paris, France

BAGGAGE : CHECK INCABIN

Information not available

Virgin Atlantic VS | 6801 | Operated By Air France

10:10

Fri, 14 Aug 26

Terminal T2E

Paris, France

10 h 05 m

11:15

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Virgin Atlantic

USD 1,257

London - Heathrow Apt to Seattle , 14 Aug

Virgin Atlantic VS | 4036 | Operated By Delta Air Lines

17:45

Fri, 14 Aug 26

Terminal T3

London - Heathrow Apt, United Kingdom

10 h 18 m

20:03

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Alaska Airlines

USD 1,476

London - Heathrow Apt to Seattle , 14 Aug

Alaska Airlines AS | 101

17:00

Fri, 14 Aug 26

Terminal T3

London - Heathrow Apt, United Kingdom

09 h 55 m

18:55

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

American Airlines

USD 2,261

London - Heathrow Apt to Seattle , 14 Aug

American Airlines AA | 6910 | Operated By British Airways

09:50

Fri, 14 Aug 26

Terminal T5

London - Heathrow Apt, United Kingdom

09 h 45 m

11:35

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

Finnair

USD 2,263

London - Heathrow Apt to Seattle , 14 Aug

Finnair AY | 5451 | Operated By British Airways

09:50

Fri, 14 Aug 26

Terminal T5

London - Heathrow Apt, United Kingdom

09 h 45 m

11:35

Fri, 14 Aug 26

Seattle, United States

BAGGAGE : CHECK INCABIN

Information not available

About London (LON)

London is a vibrant and dynamic city that effortlessly blends history with modernity, making it an irresistible destination for travelers from the United States. As the capital of the United Kingdom, London offers a rich tapestry of cultural experiences, iconic landmarks, and a cosmopolitan atmosphere that appeals to visitors of all ages. From the grandeur of Buckingham Palace to the bustling streets of Covent Garden, London promises an unforgettable adventure.

Best Time to Visit

The best time to visit London is during the spring (March to May) and fall (September to November) when the weather is mild and the city's parks and gardens are in full bloom. Summer (June to August) is also a popular time, with long daylight hours and numerous outdoor events, but it can be crowded and expensive. Winter (December to February) offers festive charm with Christmas markets and decorations, but be prepared for colder temperatures and shorter days.

Getting There

London is well-connected to the United States with numerous direct flights available from major cities such as New York, Los Angeles, and Chicago. The primary airports serving London are Heathrow (LHR), Gatwick (LGW), and Stansted (STN). Airlines like British Airways, American Airlines, and Virgin Atlantic offer frequent flights to London. United States citizens need a valid passport to enter the UK, and stays up to six months do not require a visa.

Where to Stay

London offers a wide range of accommodations to suit all budgets. For luxury, consider staying in Mayfair or Knightsbridge, home to some of the city's finest hotels. Budget travelers might prefer areas like King's Cross or Shoreditch, which offer affordable options and a vibrant atmosphere. South Bank and Covent Garden are great choices for those who want to be in the heart of the action, close to major attractions and dining options.

Must-See Places & Experiences

• The British Museum: Home to an extensive collection of art and antiquities.
• Tower of London: Discover the history of this iconic fortress.
• Buckingham Palace: Witness the Changing of the Guard ceremony.
• The Houses of Parliament and Big Ben: Iconic symbols of London.
• The London Eye: Enjoy panoramic views of the city.
• West End Theatre: Catch a world-class show in London's theatre district.
• Camden Market: Explore eclectic stalls and street food.
• The Shard: Experience breathtaking views from the observation deck.

Local Transportation

London's public transportation system is extensive and efficient. The London Underground, or

London Address

About Seattle (SEA)

Located in the state of Washington in the United States of America, Seattle is a city known for its architectural creations, cultural attractions and finest opportunities for recreation activities. Space Needle is an iconic symbol of the city is one of the major attractions of the city that offers stunning views of the city. No trip to Seattle can be considered complete without the inclusion of the Seattle Center on the itinerary. Boasting of several museums, theatres, gardens restaurants, fountains and performance venues, this is the centre of all entertainment activities in the city. Located in the downtown area of the city, Seattle Art Museum is another popular place of tourist interest. Stepping into this museum can give tourists a chance to catch a glimpse of the unique collection of Native American and Mesoamerican artworks on display. Museum of Flight, which beautifully traces the history and evolution of aviation, is also a worth-visiting museum. Olympic Sculpture Park features interesting sculpture creations by renowned artists in its beautifully landscaped gardens, perfect to explore with family and kids. Seattle waterfront is an excellent place to relax and discover the local scene. In short, this city is the perfect place to spend a fun-filled vacation with friends and family. To find the best travel package for this city, look no further MakeMyTrip.

Seattle Address
Seattle-Tacoma International Airport
17801 International Boulevard
Seattle
Washington
United States
Tel: +1-206-787-3000

About Icelandair