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London to Seattle Flight Information

Flights Departing from

Flights arriving in

  • Seattle

One-way flight price


Return flight price


Airlines flying to this destination

British Airways, Delta Air Lines

From airport Seattle to city centre

11.46 miles

Flight distance

4785.63 miles

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Check out our best offers departing from London among more than 400 airlines now!

Use the search-box to select your departure city or airport and get the best prices. Please, note these prices below are 'from'.

Cheap flights London - Seattle

Information about flights from London to Seattle

When you’re looking to get away and not interested in a precise date, take a look at our flight offers this month. Flight deals from London to Seattle are great time of year. Be inspired!

Hi and welcome to your perfect solution to finding low cost flights in just a few clicks! When searching for a low cost flight from London to Seattle, all you have to do is complete the search form and in no time you will be flying off to Seattle. would like to be the perfect travel tool for all your travelling needs. The App is also available for the smartphone so you don’t miss out and being able to use our search engine from wherever you are.

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Maybe you are interested in  Cheap flights to London  or search  Cheap flights from Seattle to London  Now's your chance!

Flexible on when you visit?

Flight offers Seattle in December

25/11/2019 - 01/12/2019 02/12/2019 - 08/12/2019 09/12/2019 - 15/12/2019
Heathrow - Seattle
from £377
2d ago
from £355
8d ago
from £357
3d ago
Gatwick - Seattle
from £465
2d ago
from £393
3d ago
from £733
2d ago

Flight offers to Seattle for next weekend

29/11/2019 - 01/12/2019 06/12/2019 - 08/12/2019 13/12/2019 - 15/12/2019
Heathrow - Seattle
from £357
4d ago
from £525
4d ago
Gatwick - Seattle

Cheap flights from United Kingdom cities to Seattle

Cheap flights from outside of United Kingdom to Seattle

Frequently asked questions

How long does it take to fly from London to Seattle?

The average flight time from London to Seattle is about 10 hours, 45 minutes.

What is the best price for a flight from London to Seattle?

Norwegian offers one-way flights starting from £182.70. Round-trips with Air Canada start from £325.35.

When should I book my flight from London to Seattle?

If you book a flight from London to Seattle 1 month in advance, it is 34.91% cheaper than booking one week in advance. Booking within the last month before departure will save you 21.38% compared to booking one week in advance.

In which month are tickets from Seattle to London especially cheap?

The cheapest flights from London to Seattle are available in September.

How far is Seattle from London by plane?

Between Seattle and London lie approximately 7,702 miles.

How many airports does London have?

There are 7 airports in London: London, Gatwick, Heathrow, London City, Southend, Luton and Stansted.

How many airports does Seattle have?

There are 2 airports in Seattle: Seattle Boeing Field and Seattle.

What is the nearest airport to Seattle's city centre?

Seattle Boeing Field is 10 miles from the city center while Seattle is 18 miles away

What is the average cost of a taxi in London? and in Seattle?

In Seattle, a taxi ride costs about £2.00, in London it costs about £5.00.

How much does a single ticket for the public transport in Seattle cost? How much does it cost in London?

A single ticket in Seattle costs at least of £2.00. In London, it is at least £2.00.

How many flight deals are there from London to Seattle?

According to our booking data, there are 160 flights per week on this route.

Which airlines offer flights from London to Seattle?

Flights from London to Seattle are operated by 13 airlines. Air Canada (£325.35), United Airlines (£338.47) and Norwegian (£375.60) have the cheapest fares.

When is the earliest flight from London to Seattle? When is the latest flight?

The first flight leaves from London at 06:30, the last flight at 16:15.

What is the month with the most expensive flight deals?

Flights are most expensive in October.

Cost of living in London compared with Seattle

Food and drinks London Seattle Difference
Beer (0.5 litre) £2.00 £2.00 0%
Coffee £3.00 £3.00 0%
Meal at McDonald's £6.00 £7.00 +17%
Water (0.33 litre) £1.00 £1.00 0%
Transportation London Seattle Difference
Monthly pass £150.00 £82.00 -45%
One way tube ticket £2.00 £2.00 0%
Taxi starting price (normal tariff) £5.00 £2.00 -60%
Clothing London Seattle Difference
1 summer dress in a chain store (Zara, H&M,...) £32.00 £34.00 +6%
1 pair of jeans (Levi's 501 or similar) £67.00 £41.00 -39%
Salaries London Seattle Difference
Average monthly disposable salary (net) £2,325.00 £4,275.00 +84%