Search for:

Shield with stars icon

Book with confidence - We have plenty of flexible travel options to choose from in case you need to change your plans.

Cheap flights from London to Seattle

London to Seattle Flight Information

Return flight price

- - -



One-way flight price

from -

Flights Departing from

Flights arriving in

  • Seattle

Airlines flying to this destination

British Airways, Delta Air Lines

From airport Seattle to city centre

11.46 miles

Flight distance

4785.63 miles

Information about flights from London to Seattle

Cheap flights London - Seattle

Welcome to the travel website! You have arrived in the right place if you are looking for a low cost flight London-Seattle. Complete the form on the flight search engine correctly, and we are sure to have what you are looking for.

Once you have your flight London-Seattle booked you can always use to organise the rest of your trip just the way you want it. allows you to book a hotel, car hire, tours and activities in Seattle.

Take advantage of our flight offers to Seattle from London. This month’s best flight deals have been specially selected for you.

Low cost flights to Seattle from London are not always easy to find. wants to make it easy for you to find a inexpensive option, so with us you can even choose flights with different airlines and save money on your next trip. App for iPhone and Android – the solution to your travelling needs. Perfect if you are always on the move, need to book your travel from anywhere quickly and easily. Take this practical and reliable tool with you on your travels.

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

Cheap flights from United Kingdom cities to Seattle

Frequently asked questions

How do I buy tickets from different airlines at once and save money?

Our system combines airlines automatically to find the cheapest flights available. That way you can save money and don't have to buy your tickets separately.

Is a trustworthy travel brand?

In 1998, was one of the first online travel agencies. Currently, we are selling over 380,000 flights per year – and working hard on bringing travellers wherever they want to go.

What should I do if I have to change my flight? offers flexibility services for purchase at the time of your booking. These services entitle you to change or cancel your flights without handling fee.*

*Flexibility services are available on selected flights only. Please read our T&Cs for more information.

I am afraid to lose my luggage, every time I fly. What can I do? offers a range of baggage protection services, so that you are covered in case your luggage is delayed or lost.**

**Baggage protection services are available on selected flights only. Please read our T&Cs for more information.

How long does a flight from London to Seattle take?

The average flight duration from London to Seattle is 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 is the best time to book a flight?

If you book a flight from London to Seattle 1 month in advance, it is 34.91% cheaper than buying it one week before the trip. If you buy the ticket the last month in advance it is 21.38% cheaper than one week before the flight.

Which is the cheapest month for flights from Seattle to London?

Flight prices drop in September.

How far is Seattle from London by plane?

From London to Seattle, it is approximately 7,702 miles.

How many airports are there in London?

You can find 7 airports in London: London, Gatwick, Heathrow, London City, Southend, Luton and Stansted.

How many airports does Seattle have?

Seattle has 2 airports: Seattle Boeing Field and Seattle.

Which is the closest airport to Seattle's city centre?

The closest airport is Seattle Boeing Field (10 miles), followed by Seattle (18 miles).

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

A single ticket in Seattle costs at least of £2.00. In London, it is at least £3.00.

How many flight deals are there from London to Seattle?

On average, you can find up to 160 flights per week on this route.

Which airlines fly 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.

Hotels in Seattle