Cheap flights from London to Seattle from $734

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2 stops
Tue, Jul 22
London LGWSeattle SEA

$734
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2 stops
Wed, Jul 16
London STNSeattle SEA

$760
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2 stops
Wed, Jul 16
London STNSeattle SEA

$761
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1 stop
Tue, Jul 22
London LGWSeattle SEA

$767
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1 stop
Wed, Jul 16
London LGWSeattle SEA

$791
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1 stop
Tue, Jul 22
London LGWSeattle SEA

$798
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Prices updated:

1 stop
Wed, Jul 16 – Mon, Jul 21
London LHRSeattle SEA

$804
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1 stop
Wed, Jul 16 – Mon, Jul 21
London LHRSeattle SEA

$886
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Direct
Wed, Jul 16 – Mon, Jul 21
London LHRSeattle SEA

$893
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Direct
Wed, Jul 16 – Mon, Jul 21
London LHRSeattle SEA

$900
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Direct
Wed, Jul 16 – Mon, Jul 21
London LHRSeattle SEA

$948
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Direct
Wed, Jul 16 – Mon, Jul 21
London LHRSeattle SEA

$950
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Prices updated:

Key info about flying to Seattle

Depart from
Gatwick
Arrive to
Seattle–Tacoma International
Average flights per week
400
Flight distance
7710 km
Worth visiting
Lulu Island

Weekly direct flights

Discover the top airlines offering direct flights from London to Seattle in the next month. You’ll find the number of daily direct flights per airline in the chart.

AirlineSun 22.06Mon 23.06Tue 24.06Wed 25.06Thu 26.06Fri 27.06Sat 28.06
2211123
2222222
---2112------
2221111
---------------------
---------------------
Weekly flights: 42 totalDaily flights: 6 averageMost flights: Saturday 3 flights
AirlineSun 29.06Mon 30.06Tue 01.07Wed 02.07Thu 03.07Fri 04.07Sat 05.07
1221222
2222222
---212---42
11111---1
---------------------
---------------------
Weekly flights: 43 totalDaily flights: 6.14 averageMost flights: Friday 4 flights
AirlineSun 06.07Mon 07.07Tue 08.07Wed 09.07Thu 10.07Fri 11.07Sat 12.07
2232422
2222222
------1---211
------1111---
---------------------
---------------------
Weekly flights: 40 totalDaily flights: 5.71 averageMost flights: Thursday 4 flights
AirlineSun 13.07Mon 14.07Tue 15.07Wed 16.07Thu 17.07Fri 18.07Sat 19.07
4213231
2122222
23122---2
---321222
---------------------
------------------1
Weekly flights: 54 totalDaily flights: 7.71 averageMost flights: Sunday 4 flights

Check-in for a flight from London to Seattle

NameCarrier codeIATA CodePassport needed during booking
WestJetWJAWSNo
Hawaiian AirlinesHALHANo
RyanairRYRFRNo
Alaska AirlinesASAASNo
easyJetEZYU2Yes

Weather in Seattle

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C1°C
March10°C3°C
April13°C5°C
May18°C8°C
June21°C10°C
July25°C13°C
August26°C14°C
September22°C11°C
October15°C7°C
November10°C4°C
December6°C2°C
Hottest Month
26°C
August
Coldest month
1°C
February
Sunny days
252
days per year
Snow days
5
days per year

14 day forecast

Saturday
21 Jun
72%
18°C10°C
28 Jun
24°C8°C
Sunday
22 Jun
24°C12°C
29 Jun
26°C10°C
Monday
23 Jun
26°C13°C
30 Jun
24°C12°C
Tuesday
24 Jun
28°C12°C
1 Jul
24°C10°C
Wednesday
25 Jun
88%
17°C12°C
2 Jul
22°C11°C
Thursday
26 Jun
85%
18°C13°C
3 Jul
79%
16°C11°C
Friday
27 Jun
21°C11°C
4 Jul
20°C11°C
Travelers usually depart from Gatwick, Heathrow, London Stansted, Luton, or London City when they travel from London to Seattle. Book your trip to arrive at Seattle–Tacoma International, Kenmore Air Harbor Seaplane Base, or Boeing Field. The distance between London and Seattle is 7710 km. The most popular airlines for this route are WestJet, Hawaiian Airlines, Ryanair, Alaska Airlines, and easyJet. London and Seattle have 400 direct flights per week.

Frequently asked questions

What is the flight distance between London and Seattle?
What airlines offer nonstop (direct) flights between London and Seattle?
What are the most popular routes to and from London?
What are the most popular routes to and from Seattle?
Which airports are there in London?
What airports are near London?
What airports are near Seattle?
Which airlines fly between London and Seattle?
When’s the best time to travel between London and Seattle?
What flights operate between London and Seattle?
How many airports are there near London?
How many airports are there near Seattle?
What time do nonstop (direct) flights between London and Seattle depart?
What time do nonstop (direct) flights between London and Seattle arrive?
What time do flights between London and Seattle depart?
What time do flights between London and Seattle arrive?

Explore alternative trips

Flights from London

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The nearest countries with flights to Seattle

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