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Cheap flights from London to Seattle

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From
To
Depart
–
Return
Any month
1 Adult
×
Cabin class
Travellers
16+
12-15
2-11
under 2
under 2
The price shown for each flight will be the average for all passengers, including any infants.
The price shown for each flight will be the average for all passengers, including any infants.
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The price shown for each flight will be the average for all passengers, including any infants.

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Return
Economy
Wed 23/10
–
Wed 30/10
1 Adult
×
Cabin class
Travellers
16+
12-15
2-11
under 2
under 2
The price shown for each flight will be the average for all passengers, including any infants.
From
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To
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Leaving on
Wed 23/10
Time
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From
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To
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From
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To
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From
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To
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Add another flight clear all
1 Adult
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Home North America USA Washington Seattle Cheap flights from London to Seattle

Cheap flights from London to Seattle in October 2019

The best prices found for LGW to SEA flights in October
29 Oct - 5 Nov
£351pp
LHR
London Heathrow
Air Canada
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
LHR
London Heathrow
Found 16/10/19
31 Oct - 5 Nov
£360pp
LHR
London Heathrow
Air Canada
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
LHR
London Heathrow
Found 16/10/19
30 Oct - 13 Nov
£369pp
LHR
London Heathrow
Austrian Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Austrian Airlines
 
1 STOP
LHR
London Heathrow
Found 16/10/19

London to Seattle 2019 flight deals

Cheap flights to Seattle from London found for this year
23 Nov - 6 Dec
£311pp
LHR
London Heathrow
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
LHR
London Heathrow
Found 16/10/19
22 Nov - 26 Nov
£326pp
LHR
London Heathrow
Lufthansa
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Lufthansa
   
2 STOPS
LHR
London Heathrow
Found 16/10/19
16 Nov - 7 Dec
£330pp
LHR
London Heathrow
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
LHR
London Heathrow
Found 16/10/19

Direct flights to Seattle from London

Save time with London to Seattle direct flight deals
23 Nov - 12 May
£347pp
LHR
London Heathrow
British Airways
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
British Airways
Direct
LHR
London Heathrow
Found 16/10/19

Last-minute flights from London to Seattle

Late deals on return flights to Seattle from London, departing today and this week
20 Oct - 3 Nov
£411pp
LHR
London Heathrow
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
LHR
London Heathrow
Found 16/10/19
21 Oct - 18 Nov
£411pp
LHR
London Heathrow
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
LHR
London Heathrow
Found 16/10/19
18 Oct - 25 Oct
£558pp
LHR
London Heathrow
Air Canada
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
LHR
London Heathrow
Found 16/10/19

Alternative routes for London to Seattle

Birmingham to Portland from £667 pp
Manchester to Portland from £669 pp
Bristol to Portland from £2469 pp

Destination information for Seattle

Things to know before you go. Useful info for your trip from London to Seattle
Today's exchange rate
£1.00 = $1.27
Flight duration
9h 45m
Average temperature for October in Seattle
16.0 °C
Avg rainfall for October in Seattle
88.0 mm

Airports servicing London

Southend (SEN)
Stansted (STN)
City (LCY)
Gatwick (LGW)
Heathrow (LHR)
Luton (LTN)

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)
Redmond (SEA)

Popular flight searches

Check out other popular destinations found by fellow travellers
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Related info for your journey

Useful info, stats and facts about London to Seattle flights.
Flight FAQs
From London to Seattle

Is London weather warmer or cooler than Seattle?

You can imagine temperatures to be in the 25 °C range in July. The weather in Seattle is generally hotter than London's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

What days are direct flights available from London to Seattle?

Direct flights are available for this route on the following days: Sunday, Tuesday, Thursday, Saturday.

How popular is this flight route?

This flight path from London to Seattle was viewed by 164 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Based on our current data, flights from London to Seattle are usually delayed by up to 104 min or more.

How many passenger seats are available on a flight on this route?

Commercial airlines for the flight route can seat a total of 524 passengers per day from London to Seattle.

What is the cheapest airline for this route?

While looking for the best option consider British Airways. Our data currently shows that they have the cheapest flight available for the flight path. When travelling from London to Seattle, generally 28 flights depart for this route daily.

How long does the flight from London to Seattle take?

A direct flight take up to 10 hours, covering a distance of 2,990 miles.

How many flights depart from London to Seattle on average per day?

On average, you can expect to see 18 flights from London to Seattle a day.
Morning (6am - Midday) - 72% of flight departures
Afternoon (Midday - 6pm) - 28% of flight departures

Related searches
Flights to Seattle from London
Flights to London
Flights to Seattle
Flights from London

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Find flight deals

From
To
Depart
–
Return
Any month
1 Adult
×
Cabin class
Travellers
16+
12-15
2-11
under 2
under 2
The price shown for each flight will be the average for all passengers, including any infants.
The price shown for each flight will be the average for all passengers, including any infants.
Compare vs Cheapflights |
From
To
Leaving on
Depart
Time
Anytime
From
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Depart
Time
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From
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From
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Add another flight clear all
1 Adult
The price shown for each flight will be the average for all passengers, including any infants.