Book Cheap Flight Tickets From London to Seattle

Seattle is both a bustling metropolis and a haven for outdoor enthusiasts.

Seattle is a dynamic city surrounded by picturesque natural beauty. It is a perfect gateway to the Pacific Northwest. From beautiful waterfronts to mountains beyond the city limits – not to mention truly amazing coffee, Seattle provides a lot of attractions for its tourists.

Seattle is bordered by the Puget Sound, Lake Union, and Lake Washington, and is known for having some of the best seafood in the country, which is one of the reasons for its renowned food scene.

Your trip to Seattle would not be complete without a whale watching tour. The city’s iconic Space Needle and Pike Place Market are also must-visit places. Take a stroll through Olympic Sculpture Park or Discovery Park to take advantage of the city's gorgeous setting. Take a day trip to Mount Si for an even more adrenaline-pumping thrill.

Are you one of the wanderlust and are looking for ways to get affordable tickets to Seattle without hampering your budget? We are here to help you find cheap flights from London to Seattle without making a dent in your pocket.
Multiple Airport Departure Flight Deals for Seattle

Multiple airport flight deals are important because they give you the freedom to choose the nearby airport to board your flight to Seattle. Explore our search engine to explore our multiple airport departure deals. You can also call our travel experts to get a better understanding of the deals and exclusive offers.

London City Airport ( LCY ) City of Derry Airport ( LDY ) Gatwick Airport ( LGW ) Heathrow Airport ( LHR )
Virgin Atlantic
August 03, 2021
LCY
20:05

London City Airport

depart
11:51
SEA

Tacoma International Airport

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British Airways
August 03, 2021
LDY
18:10

City of Derry Airport

depart
11:20
SEA

Tacoma International Airport

From {{selectedCurrency.currencySymbol}}{{997.43 * (selectedCurrency.conversionRate) | number:0}}
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American Airlines
August 03, 2021
LGW
11:20

Gatwick Airport

depart
10:36
SEA

Tacoma International Airport

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Iberia
August 03, 2021
LHR
15:00

Heathrow Airport

depart
16:55
SEA

Tacoma International Airport

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Last-Minute Flight Deals from London to Seattle

Last-minute flight deals are beneficial for all your instant and spontaneous plans. If you book your flight tickets at the last minute, you may pay a higher price, but that higher price can be lower with Crystal Travel Last-Minute flight deals.

WestJet
January 20, 2025 - January 24, 2025
LHR

Heathrow Airport

SEA

Tacoma International Airport

Economy Class

From {{selectedCurrency.currencySymbol}}{{462.61 * (selectedCurrency.conversionRate) | number:0}}
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Icelandair
January 16, 2025 - January 23, 2025
LGW

Gatwick Airport

SEA

Tacoma International Airport

Economy Class

From {{selectedCurrency.currencySymbol}}{{465.86 * (selectedCurrency.conversionRate) | number:0}}
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American Airlines
January 21, 2025 - January 27, 2025
LHR

Heathrow Airport

SEA

Tacoma International Airport

Economy Class

From {{selectedCurrency.currencySymbol}}{{472.61 * (selectedCurrency.conversionRate) | number:0}}
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Air Dolomiti
February 16, 2025 - February 24, 2025
LCY

London City Airport

SEA

Tacoma International Airport

Economy Class

From {{selectedCurrency.currencySymbol}}{{491.78 * (selectedCurrency.conversionRate) | number:0}}
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Cabin-Wise Flight Deals from London to Seattle

Cabin-wise flight deals from London to Seattle are available at Crystal Travel. You can fly in economy, premium economy, business, or other cabins that are available in our partner airlines and get special deals.

January 20, 2025 - January 24, 2025
LHR
14:50
Heathrow Airport
14:21
SEA
Tacoma International Airport
Economy Class
From {{selectedCurrency.currencySymbol}}{{ 463 * (selectedCurrency.conversionRate) | number:0}}
Premium Economy
-
Business Class
-
First Class
-
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January 20, 2025 - January 24, 2025
LHR
09:25
Heathrow Airport
11:20
SEA
Tacoma International Airport
Economy Class
From {{selectedCurrency.currencySymbol}}{{ 473 * (selectedCurrency.conversionRate) | number:0}}
Premium Economy
-
Business Class
-
First Class
-
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January 20, 2025 - January 24, 2025
LHR
19:35
Heathrow Airport
12:05
SEA
Tacoma International Airport
Economy Class
From {{selectedCurrency.currencySymbol}}{{ 492 * (selectedCurrency.conversionRate) | number:0}}
Premium Economy
-
Business Class
-
First Class
-
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January 20, 2025 - January 24, 2025
LHR
11:10
Heathrow Airport
21:20
SEA
Tacoma International Airport
Economy Class
From {{selectedCurrency.currencySymbol}}{{ 574 * (selectedCurrency.conversionRate) | number:0}}
Premium Economy
-
Business Class
-
First Class
-
Book Chat
January 20, 2025 - January 24, 2025
LHR
15:00
Heathrow Airport
16:55
SEA
Tacoma International Airport
Economy Class
From {{selectedCurrency.currencySymbol}}{{ 649 * (selectedCurrency.conversionRate) | number:0}}
Premium Economy
-
Business Class
-
First Class
-
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What do you get while booking London to Seattle Flights?
Booking with Crystal Travel gives you great deals to book your next flight.
Crystal Travel offers amazing features, customer support, and secure bookings to all its customers. With three decades of experience, we understand all the crucial points and have come up with the best solution for your flight booking. We offer: best price assurance, price match policy, and more. You can use these amazing features for all your flights from anywhere in the UK. Call our travel experts now.
FAQs for London to Seattle flight booking
How to book flight tickets with Crystal Travel?
If you want to book flight tickets instantly then you should call our travel experts for a hassle-free booking. They have better deals in-store which you can't find on your own. We also have some offers that are exclusive and only available with our agents. Alternatively, you can browse our search engine to book your flight tickets.
What is the best time to visit Seattle?
The best time to visit Seattle is from April to October, and because the summer weather is mild, Summer is the most popular time to visit Seattle. Although, if you are looking for an affordable trip to Seattle, October to April is the time. It generally rains a lot around this time but there is always something to see and experience when it rains.
Are there any flight offers to Seattle?
Yes, we always have different flight offers from different parts of the UK to Seattle. You can check the offers on our search engine or you can call our travel experts and they will guide you to some of the best deals possible.
How long is the flight from London to Seattle?
The flight distance between London and Seattle is 7701 kilometres (4159 nautical miles. There are no direct flights to Seattle from the UK. The quickest flight takes approximately 9 hours and 40 minutes to reach Seattle from London.
How can I book cheap flight tickets to Seattle?
There are many options to book cheap flights to Seattle. Firstly, the best way to book cheap flight tickets is by getting them 90-120 days in advance. Secondly, if you travel during the off-season, there is a good chance to get cheap flight tickets to Seattle. And lastly, you can always talk to our travel experts and they will guide you to some of the best deals possible.
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