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  1. Flights
  2. United States
  3. Seattle, WA
  4. London - Seattle, WA

Flights London - Seattle, WA - eDreams Canada

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Explore the best deals

Discover the cheapest flights from London to Seattle, WA
Filter by
Fri, Nov 6 - Thu, Nov 12
AC
ACDirect
LON - SEA
AC
ACDirect
SEA - LON
795$
726$
Prime price per passenger
Wed, Dec 9 - Sun, Dec 13
FI
FIDirect
LON - SEA
FI
FIDirect
SEA - LON
1056$
971$
Prime price per passenger
Mon, Dec 21 - Fri, Jan 1
DE
DEDirect
LON - SEA
DE
DEDirect
SEA - LON
1101$
1009$
Prime price per passenger
Wed, Jan 6 - Mon, Jan 11
LH
LHDirect
LON - SEA
LH
LHDirect
SEA - LON
1196$
1094$
Prime price per passenger
Sat, Nov 14 - Thu, Nov 19
BA
BADirect
LON - SEA
BA
BADirect
SEA - LON
4221$
3923$
Prime price per passenger
Tue, Nov 10
AA
AADirect
LON - SEA
623$
565$
Prime price per passenger
Wed, Dec 9
FI
FIDirect
LON - SEA
620$
589$
Prime price per passenger
Tue, Jan 12
FI
FIDirect
LON - SEA
631$
590$
Prime price per passenger
Thu, Dec 24
FI
FIDirect
LON - SEA
664$
631$
Prime price per passenger
Thu, Nov 26
FI
FIDirect
LON - SEA
682$
639$
Prime price per passenger
Mon, Nov 23
LH
LHDirect
LON - SEA
708$
673$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from London to Seattle, WA

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: Nov 23 - Nov 29
Flights from just $660
$2,103
$697
$2,717
$906
$2,119
$3,529
$660
$666
$1,043
$995
$759
$1,387
OctoberNovemberDecember
Exchange rate
1 CAD = 0.71 USD
1 USD = 1.42 CAD
Last revised on Sat, 17-10
Distance: 7,700 km
London airports
Heathrow Airport (LHR)How far from city centre: 23 km
London Stansted Airport (STN)How far from city centre: 49 km
London Luton Airport (LTN)How far from city centre: 44 km
Gatwick Airport (LGW)How far from city centre: 40 km
Seattle, WA airports
Seattle-Tacoma International Airport (SEA)How far from city centre: 18 km

FAQs about flights between London and Seattle, WA

What is the usual price for a ticket from London to Seattle, WA?
The average ticket price for a flight from London to Seattle, WA is about $1862. This can change depending on travel dates, demand, and how far in advance the flight is booked.
What’s the best way to find cheap flights from London to Seattle, WA on eDreams?
The lowest current fare from London to Seattle, WA is $ 565. Thanks to our system, we identify the best options across different airlines and itineraries to combine value and flexibility for your journey.
When is the right time to book flights from London to Seattle, WA?
The top months when travelers usually book a ticket from London to Seattle, WA are December, January and September, based on search trends from our platform.
When is the best season to travel from London to Seattle, WA?
The best moment to travel to Seattle, WA from London depends on whether you prioritize price, climate, or avoiding crowds. The busiest travel month is December, followed by August and March. To avoid peak travel, consider going in November, October or February, when demand is lower for the London - Seattle, WA route.
How many hours is the flight from London to Seattle, WA?
Flying between London and Seattle, WA generally takes about 11 h and 10 m, for a distance of approximately 7,699.5 km. Times may vary depending on whether you choose a direct flight or one with layovers.
Which airports connect London and Seattle, WA?
The main airport link between London and Seattle, WA is Heathrow Airport (LHR) to Seattle-Tacoma International Airport(SEA), operated by the following airline(s):

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