An Alaska Airlines plane taking off with a snow-capped mountain in the background.

Flights from London (LON-All Airports) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
Expedia.co.jp

Popular airlines from London to Seattle, WA (SEA-Seattle - Tacoma Intl.)

British Airways
Finnair
Virgin Atlantic
Lufthansa
Alaska Airlines
Iberia
Aer Lingus

Be in the know
Get alerts if flight prices drop or rise*
Book smarter
Save up to 40% on select hotels after you book a flight*
Earn twice
Earn your airline miles on top of our rewards
Sign in

Cheap Flights from London to Seattle (LON-SEA)

Prices were available within the past 7 days and start at ￥69,510 for one-way flights and ￥79,900 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Thu, Nov 19 - Thu, Nov 26

LHR

London

SEA

Seattle

￥79,900

Roundtrip

Found 2 hours ago

Select Icelandair flight, departing Thu, Nov 19 from London to Seattle, returning Thu, Nov 26, priced at ￥79,900 Found 2 hours ago

Thu, Oct 8 - Wed, Oct 21

LHR

London

SEA

Seattle

￥86,790

Roundtrip

Found 5 days ago

Select Delta flight, departing Thu, Oct 8 from London to Seattle, returning Wed, Oct 21, priced at ￥86,790 Found 5 days ago

Thu, Oct 8 - Wed, Oct 21

LHR

London

SEA

Seattle

￥89,660

Roundtrip

Found 5 days ago

Select Virgin Atlantic flight, departing Thu, Oct 8 from London to Seattle, returning Wed, Oct 21, priced at ￥89,660 Found 5 days ago

Thu, Nov 12 - Thu, Nov 19

LHR

London

SEA

Seattle

￥89,800

Roundtrip

Found 6 days ago

Select Air Canada flight, departing Thu, Nov 12 from London to Seattle, returning Thu, Nov 19, priced at ￥89,800 Found 6 days ago

Tue, Nov 3 - Tue, Nov 10

LHR

London

SEA

Seattle

￥89,830

Roundtrip

Found 4 days ago

Select Alaska Airlines flight, departing Tue, Nov 3 from London to Seattle, returning Tue, Nov 10, priced at ￥89,830 Found 4 days ago

Thu, Nov 12 - Thu, Nov 19

LHR

London

SEA

Seattle

￥93,400

Roundtrip

Found 6 days ago

Select American Airlines flight, departing Thu, Nov 12 from London to Seattle, returning Thu, Nov 19, priced at ￥93,400 Found 6 days ago

Thu, Nov 12 - Thu, Nov 19

LHR

London

SEA

Seattle

￥96,770

Roundtrip

Found 6 days ago

Select British Airways flight, departing Thu, Nov 12 from London to Seattle, returning Thu, Nov 19, priced at ￥96,770 Found 6 days ago

Thu, Nov 12 - Thu, Nov 19

LHR

London

SEA

Seattle

￥99,550

Roundtrip

Found 6 days ago

Select Lufthansa flight, departing Thu, Nov 12 from London to Seattle, returning Thu, Nov 19, priced at ￥99,550 Found 6 days ago

Sun, Nov 15 - Sun, Nov 22

LGW

London

SEA

Seattle

￥114,510

Roundtrip

Found 4 days ago

Select Swiss International Air Lines flight, departing Sun, Nov 15 from London to Seattle, returning Sun, Nov 22, priced at ￥114,510 Found 4 days ago

Thu, Nov 12 - Mon, Nov 16

LCY

London

SEA

Seattle

￥185,644

Roundtrip

Found 1 day ago

Select Air Dolomiti flight, departing Thu, Nov 12 from London to Seattle, returning Mon, Nov 16, priced at ￥185,644 Found 1 day ago

Find the cheapest month to fly from London (LON) to Seattle (SEA)

October is typically the cheapest month to fly

From ￥69,954 - ￥143,533 per traveler.

Travel information

Origin airport	London
Destination airport	Seattle-Tacoma International Airport
Distance	7,734 km away
Roundtrip price	￥79,900

Explore a world of travel with Expedia

Lodging
Flights
Packages
Cars

Hostels in Southwest Seattle
Standard Link for Hostels in Southwest Seattle
Motels in Renton
Standard Link for Motels in Renton
Inns in SeaTac
Standard Link for Inns in SeaTac
Hotels near Boeing Field
Standard Link for Hotels near Boeing Field
Mount Baker Hotels
Standard Link for Mount Baker Hotels
Renton Hotels
Standard Link for Renton Hotels
Guest Houses in Othello Station
Standard Link for Guest Houses in Othello Station
Boutique Hotels in Southcenter
Standard Link for Boutique Hotels in Southcenter
Hotels with Free Parking in Renton
Standard Link for Hotels with Free Parking in Renton
All-Inclusive Hotel Hotels in Georgetown
Standard Link for All-Inclusive Hotel Hotels in Georgetown
Adults Only Resorts & in West Seattle
Standard Link for Adults Only Resorts & in West Seattle
Pet-Friendly Hotels in West Seattle
Standard Link for Pet-Friendly Hotels in West Seattle
Hotels with an Indoor Pool in SeaTac
Standard Link for Hotels with an Indoor Pool in SeaTac
Boutique Hotels in Auburn
Standard Link for Boutique Hotels in Auburn
Aparthotels in Federal Way
Standard Link for Aparthotels in Federal Way
Hotels near Lumen Field
Standard Link for Hotels near Lumen Field
Vacation Homes in Vashon Island
Standard Link for Vacation Homes in Vashon Island
Des Moines Hotels
Standard Link for Des Moines Hotels
Pet-Friendly Hotels in Central District
Standard Link for Pet-Friendly Hotels in Central District
Hotels near Westfield Southcenter Mall
Standard Link for Hotels near Westfield Southcenter Mall
Hotels with smoking rooms in SeaTac
Standard Link for Hotels with smoking rooms in SeaTac
Rv Parks in Kent
Standard Link for Rv Parks in Kent
Hotels near Highline Community College
Standard Link for Hotels near Highline Community College
Hotels near Tukwila International Boulevard Station
Standard Link for Hotels near Tukwila International Boulevard Station
West Seattle Hotels
Standard Link for West Seattle Hotels
Cheap Hotels in SeaTac
Standard Link for Cheap Hotels in SeaTac
Guest Houses in SeaTac/Airport Station
Standard Link for Guest Houses in SeaTac/Airport Station
Business Hotels in SeaTac
Standard Link for Business Hotels in SeaTac
Hotels near Starfire Sports Complex
Standard Link for Hotels near Starfire Sports Complex
Waterpark Hotels in SeaTac
Standard Link for Waterpark Hotels in SeaTac
Hotels with an Indoor Pool in Tukwila
Standard Link for Hotels with an Indoor Pool in Tukwila
Luxury Hotels in SeaTac
Standard Link for Luxury Hotels in SeaTac
Winery Hotels in West Seattle
Standard Link for Winery Hotels in West Seattle
Hotels near Family Fun Center
Standard Link for Hotels near Family Fun Center
Cheap Hotels in Industrial District
Standard Link for Cheap Hotels in Industrial District
Beacon Hill Hotels
Standard Link for Beacon Hill Hotels
Hotels near Alki Beach
Standard Link for Hotels near Alki Beach
Rainier View Hotels
Standard Link for Rainier View Hotels
Aparthotels in Renton
Standard Link for Aparthotels in Renton
Hotels with Hot Tubs in South Seattle
Standard Link for Hotels with Hot Tubs in South Seattle
Houseboats in Southwest Seattle
Standard Link for Houseboats in Southwest Seattle
Hotels with Free Parking in SeaTac
Standard Link for Hotels with Free Parking in SeaTac
Hotels near Kent Station Shopping Center
Standard Link for Hotels near Kent Station Shopping Center
Family Hotels in West Seattle
Standard Link for Family Hotels in West Seattle
Motels in SeaTac
Standard Link for Motels in SeaTac
Hotels near Renton Municipal
Standard Link for Hotels near Renton Municipal
Hotels near Seattle - Tacoma Intl.
Standard Link for Hotels near Seattle - Tacoma Intl.
Condo Rentals in Mercer Island
Standard Link for Condo Rentals in Mercer Island
Hotels near SeaTac/Airport Station
Standard Link for Hotels near SeaTac/Airport Station
Hotels near Museum of Flight
Standard Link for Hotels near Museum of Flight
Luxury Hotels in Delridge
Standard Link for Luxury Hotels in Delridge
Houseboats in Federal Way
Standard Link for Houseboats in Federal Way
Mercer Island Hotels
Standard Link for Mercer Island Hotels
Vacation Homes in Mercer Island
Standard Link for Vacation Homes in Mercer Island
Resorts in SeaTac
Standard Link for Resorts in SeaTac
B&B in Renton
Standard Link for B&B in Renton
Hotels with Early Check-in in SeaTac
Standard Link for Hotels with Early Check-in in SeaTac
Cheap Hotels in Renton
Standard Link for Cheap Hotels in Renton
Pet-Friendly Hotels in SeaTac
Standard Link for Pet-Friendly Hotels in SeaTac
High Point Hotels
Standard Link for High Point Hotels
Historic Hotels in South Seattle
Standard Link for Historic Hotels in South Seattle
Hostels in Renton
Standard Link for Hostels in Renton
B&B in SeaTac/Airport Station
Standard Link for B&B in SeaTac/Airport Station
Hotels with Early Check-in in South Seattle
Standard Link for Hotels with Early Check-in in South Seattle
Pioneer Square Hotels
Standard Link for Pioneer Square Hotels
Seatac Hotels
Standard Link for Seatac Hotels
Hotels near ShoWare Center
Standard Link for Hotels near ShoWare Center
Golf Hotels in South Seattle
Standard Link for Golf Hotels in South Seattle
Hotels with WiFi in South Seattle
Standard Link for Hotels with WiFi in South Seattle
Vashon Island Hotels
Standard Link for Vashon Island Hotels
Aparthotels in Southwest Seattle
Standard Link for Aparthotels in Southwest Seattle
Hotels with a Pool in SeaTac
Standard Link for Hotels with a Pool in SeaTac
Federal Way Hotels
Standard Link for Federal Way Hotels
Hotels near Beacon Hill Station
Standard Link for Hotels near Beacon Hill Station
Boutique Hotels in SeaTac
Standard Link for Boutique Hotels in SeaTac
Hotels with Bars in South Seattle
Standard Link for Hotels with Bars in South Seattle
Guest Houses in Renton
Standard Link for Guest Houses in Renton
Boutique Hotels in Renton
Standard Link for Boutique Hotels in Renton
Rv Parks in SeaTac
Standard Link for Rv Parks in SeaTac
Hotels near The Boeing Company
Standard Link for Hotels near The Boeing Company
Hotels with smoking rooms in West Seattle
Standard Link for Hotels with smoking rooms in West Seattle
Inns in Renton
Standard Link for Inns in Renton
Shopping Hotels in Renton
Standard Link for Shopping Hotels in Renton
Pet-Friendly Hotels in South Seattle
Standard Link for Pet-Friendly Hotels in South Seattle
Cheap Hotels in Tukwila
Standard Link for Cheap Hotels in Tukwila
Rv Parks in Vashon Island
Standard Link for Rv Parks in Vashon Island
Family Hotels in SeaTac
Standard Link for Family Hotels in SeaTac
Tukwila Hotels
Standard Link for Tukwila Hotels
Kent Hotels
Standard Link for Kent Hotels
Hotels near Alki Beach Park
Standard Link for Hotels near Alki Beach Park

Flights from Los Angeles (LAX) to Seattle (BFI)
Standard Link for Flights from Los Angeles (LAX) to Seattle (BFI)
Flights from Tokyo (HND) to Seattle (BFI)
Standard Link for Flights from Tokyo (HND) to Seattle (BFI)
Flights from Tokyo (TYO) to Seattle (BFI)
Standard Link for Flights from Tokyo (TYO) to Seattle (BFI)
Flights to Seattle - Tacoma Intl.
Standard Link for Flights to Seattle - Tacoma Intl.

Kent Vacations
Standard Link for Kent Vacations

Car rentals near Downtown Burien
Standard Link for Car rentals near Downtown Burien
Car rental SeaTac
Standard Link for Car rental SeaTac
Rental cars Seattle - Tacoma Intl. airport
Standard Link for Rental cars Seattle - Tacoma Intl. airport
Rental cars Renton Municipal airport
Standard Link for Rental cars Renton Municipal airport
Alamo Rent A Car Rental Cars in SeaTac
Standard Link for Alamo Rent A Car Rental Cars in SeaTac

*Available to One Key members.

￥69,510 Cheap Flights from London (LON) to Seattle (SEA)

Popular airlines from London to Seattle, WA (SEA-Seattle - Tacoma Intl.)

Be in the know

Book smarter

Earn twice

Cheap Flights from London to Seattle (LON-SEA)

Find the cheapest month to fly from London (LON) to Seattle (SEA)

October is typically the cheapest month to flyOctober is typically the cheapest month to fly

Travel information

Explore a world of travel with Expedia

October is typically the cheapest month to fly