Flights from Seattle ( SEA ) to London ( LON )

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Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Seattle London

BEST

DEAL

Thu, 14 Dec SEA - LGW

Sat, 16 Dec LGW - SEA

$1276 $1258

Prime price per passenger

Seattle London

BEST

DEAL

Wed, 31 Jan SEA - LHR

$257

Prime price per passenger

Seattle London

BEST

DEAL

Sat, 09 Dec SEA - LHR

Sun, 10 Dec LHR - SEA

$486 $471

Prime price per passenger

Seattle London

BEST

DEAL

Sun, 03 Dec SEA - LGW

Wed, 06 Dec LGW - SEA

$3141 $3128

Prime price per passenger

Seattle London

BEST

DEAL

Sun, 17 Dec SEA - LHR

Thu, 21 Dec LHR - SEA

$1647 $1630

Prime price per passenger

Seattle London

BEST

DEAL

Fri, 22 Dec SEA - LHR

Mon, 25 Dec LHR - SEA

$860 $843

Prime price per passenger

Flying Time	11 h and 28 m	When flying from Seattle to London, this can take around 11 h and 28 m in flying time, however this flight duration can vary due to other factors
Cheapest flight	$257	The best price for flights from Seattle to London offered by eDreams, which have been found by our customers in the last 3 days
Departure Airport	Seattle All Airports	Seattle All Airports is where you'll take off when flying from Seattle to London
Arrival Airport	Heathrow	You'll land at Heathrow when flying from Seattle to London

Route information

Find out relevant information on Seattle and London to help you prepare for your trip.

Local currency and cost comparison

Exchange rate

1.00 USD = 0.8 GBP

US Dollar British Pound Sterling

1 GBP = 1.26 USD

Last checked on 28 November 2023

Train

Local, one-way ticket

32%

Trains are 32% more expensive in London than in Seattle.

Seattle

$2.75

London

$3.64

Meal

Mid-priced restaurant

A meal in London is 3% cheaper than a meal in Seattle.

Seattle

$24.5

London

$23.83

Taxi

Standard daytime start rate

A taxi in London costs roughly the same as in Seattle.

Seattle

London

$5.02

Coffee

Regular cappuccino

32%

Coffee in London is 32% cheaper than in Seattle.

Seattle

$6.57

London

$4.46

Seattle airports

( Seattle All Airports (SEA)

How far from city center: 11 miles
( Boeing Field International (BFI)

How far from city center: 5 miles
( Lake Union Spb (LKE)

How far from city center: 7 miles

London airports

( Gatwick (LGW)

How far from city center: 25 miles
( Heathrow (LHR)

How far from city center: 14 miles
( Stansted (STN)

How far from city center: 30 miles
( Luton International (LTN)

How far from city center: 27 miles
( Southend (SEN)

How far from city center: 35 miles
( London City (LCY)

How far from city center: 7 miles

K Distance: 4784 miles

Are you searching for flights from Seattle to London?

Are you planning to travel to London for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Seattle. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to London and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Seattle to London

Is it safe to travel from Seattle to London during the Covid-19 situation?

At eDreams we do our best to ensure that your travel plans won't be affected by restrictions or possible cancellations that United Kingdom may apply. Using the flexible ticket gurantee you can decide if you rather rebook or get a refund!

For flights from Seattle to London, how can I find the cheapest price?

The cheapest price for a flight from Seattle to London is $257. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

Is London more expensive than Seattle to visit?

Comparing transport prices, a cab ride in London costs an average of 5.02 USD, the same as in Seattle, while train tickets cost 32% more at London: $ 3.64 USD versus $ 2.75 USD at Seattle. Comparing the price of a meal, they range from 23.83 USD euros in London, 3% less than the 24.50 USD euros in Seattle. The price of the coffee is around 32% cheaper in London, with an average of 4.46 USD, while in Seattle the coffee costs 6.57 USD.

When booking, when is the best time to get the best prices for flights from Seattle to London?

The most popular months to book a trip from Seattle to London are January, May and February, based on the searches of our customers.

When is the best time to travel from Seattle to London?

The best time of the year to visit London depends on lots of personal preferences, especially the price. Regarding popularity, June is the best month to fly to London from Seattle in terms of searches from our customers, followed by July and May. If you prefer to avoid the busy season and get away from the crowds January, February and November are the months with fewer searches for Seattle - London.

How long does the flight from Seattle to London take?

Flight length from Seattle to London is around 11:28 hours on average, at an average distance of 9,148 km, for flights for the route (which may have 1 or more stops in other cities in between).

How is the weather in London compared to Seattle?

While in Seattle the temperatures can reach an average of 31.31 ºC in summer, with precipitation levels up to 9.0 mm ,London's temperatures can go up to 29.01 ºC during the hot season, with 9.0 mm average of rain rate . In winter, however, weather indicators show around -3.09 ºC in London, compared to the -3.71 ºC average degrees reported in Seattle. During the winter period, Seattle can register 12.0 mm precipitation, while London have an average of 6.0 mm rain level.

Which airports have flights between Seattle and London?

The main route from Seattle to London is: Seattle All Airports (SEA) to Heathrow (LHR). The following airlines fly this route:

Virgin Atlantic.
British Airways.
Delta Air Lines.
Alternatively, you can find Seattle - London flights between Seattle All Airports (SEA) to Gatwick (LGW) with the following airline(s) flying the route: Marabu Airlines.

The airlines that fly indirectly from Seattle to London are: