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Cheap flights from Seattle to London from C$ 483

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
3:40 p.m. - 2:40 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
15h 00m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 a.m. - 5:00 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 05m1 stop Reykjavik Keflavik Intl
C$ 1,093Icelandair
Sat, 24 Oct - Fri, 6 Nov
Delta Logo
4:05 p.m. - 3:45 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
15h 40m1 stop Paris Charles de Gaulle
Delta Logo
10:00 a.m. - 3:13 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 13m1 stop Paris Charles de Gaulle
C$ 1,111Delta
Sat, 28 Nov - Wed, 9 Dec
Delta Logo
1:30 p.m. - 9:25 a.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
11h 55m1 stop Paris Charles de Gaulle
Delta Logo
10:25 a.m. - 5:47 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
15h 22m1 stop Paris Charles de Gaulle
C$ 1,113Delta
Fri, 16 Oct - Fri, 23 Oct
Virgin Atlantic Logo
6:00 a.m. - 9:00 a.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
19h 00m2 stops Minneapolis St Paul Paris Charles de Gaulle
Virgin Atlantic Logo
10:00 a.m. - 3:14 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 14m1 stop Paris Charles de Gaulle
C$ 1,117Virgin Atlantic
Sun, 8 Nov - Mon, 16 Nov
Virgin Atlantic Logo
7:15 a.m. - 3:45 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
24h 30m2 stops Salt Lake City Paris Charles de Gaulle
Virgin Atlantic Logo
10:00 a.m. - 3:14 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 14m1 stop Paris Charles de Gaulle
C$ 1,118Virgin Atlantic
Wed, 4 Nov - Mon, 16 Nov
Delta Logo
9:42 a.m. - 3:45 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
22h 03m2 stops Salt Lake City Paris Charles de Gaulle
Delta Logo
10:00 a.m. - 3:14 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 14m1 stop Paris Charles de Gaulle
C$ 1,120Delta
Mon, 2 Nov - Mon, 9 Nov
Delta Logo
3:25 p.m. - 3:45 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
16h 20m1 stop Paris Charles de Gaulle
Delta Logo
10:00 a.m. - 3:13 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 13m1 stop Paris Charles de Gaulle
C$ 1,124Delta
Wed, 13 Jan - Sun, 24 Jan
Delta Logo
3:25 p.m. - 3:45 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
16h 20m1 stop Paris Charles de Gaulle
Delta Logo
10:00 a.m. - 3:14 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 14m1 stop Paris Charles de Gaulle
C$ 1,125Delta
Wed, 4 Nov - Fri, 13 Nov
Virgin Atlantic Logo
6:00 a.m. - 9:00 a.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
19h 00m2 stops Minneapolis St Paul Paris Charles de Gaulle
Virgin Atlantic Logo
10:00 a.m. - 11:00 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
21h 00m2 stops Paris Charles de Gaulle New York John F Kennedy Intl
C$ 1,127Virgin Atlantic
Wed, 11 Nov - Mon, 16 Nov
Virgin Atlantic Logo
4:05 p.m. - 3:45 p.m.SEA  Seattle/Tacoma Intl-LGW London Gatwick
15h 40m1 stop Paris Charles de Gaulle
Virgin Atlantic Logo
10:00 a.m. - 11:00 p.m.LGW  London Gatwick-SEA Seattle/Tacoma Intl
21h 00m2 stops Paris Charles de Gaulle New York John F Kennedy Intl
C$ 1,128Virgin Atlantic
Thu, 12 Nov - Tue, 17 Nov

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Virgin Atlantic flights from Seattle to London Gatwick Airport

Our best Virgin Atlantic deals on Seattle to London Gatwick Airport flight tickets
Virgin Atlantic
8 Nov
SEA6:00 a.m.Seattle/Tacoma Intl
19h 00m
2 stops
LGW9:00 a.m.London Gatwick
16 Nov
LGW10:00 a.m.London Gatwick
13h 14m
1 stop
SEA3:14 p.m.Seattle/Tacoma Intl
C$ 1,117
Virgin Atlantic
15 Nov
SEA6:00 a.m.Seattle/Tacoma Intl
19h 00m
2 stops
LGW9:00 a.m.London Gatwick
22 Nov
LGW10:00 a.m.London Gatwick
13h 14m
1 stop
SEA3:14 p.m.Seattle/Tacoma Intl
C$ 1,118
Virgin Atlantic
4 Nov
SEA3:25 p.m.Seattle/Tacoma Intl
16h 20m
1 stop
LGW3:45 p.m.London Gatwick
16 Nov
LGW10:00 a.m.London Gatwick
21h 00m
2 stops
SEA11:00 p.m.Seattle/Tacoma Intl
C$ 1,125

SWISS flights from Seattle to London Gatwick Airport

Our best SWISS deals on Seattle to London Gatwick Airport flight tickets
SWISS
7 Oct
SEA7:00 a.m.Seattle/Tacoma Intl
17h 25m
2 stops
LGW8:25 a.m.London Gatwick
18 Oct
LGW9:05 a.m.London Gatwick
17h 27m
2 stops
SEA6:32 p.m.Seattle/Tacoma Intl
C$ 1,205
SWISS
6 Nov
SEA1:16 p.m.Seattle/Tacoma Intl
20h 34m
2 stops
LGW5:50 p.m.London Gatwick
15 Nov
LGW8:40 a.m.London Gatwick
22h 27m
2 stops
SEA11:07 p.m.Seattle/Tacoma Intl
C$ 1,219
SWISS
22 Jan
SEA3:30 p.m.Seattle/Tacoma Intl
18h 20m
2 stops
LGW5:50 p.m.London Gatwick
29 Jan
LGW9:00 a.m.London Gatwick
21h 39m
2 stops
SEA10:39 p.m.Seattle/Tacoma Intl
C$ 1,232

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Sat 24/10

3:40 p.m.-2:40 p.m.

1 stop15h 00m

London Gatwick

Fri 6/11

11:55 a.m.-5:00 p.m.

1 stop13h 05m

C$ 1,093

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Sat 28/11

4:05 p.m.-3:45 p.m.

1 stop15h 40m

London Gatwick

Wed 9/12

10:00 a.m.-3:13 p.m.

1 stop13h 13m

C$ 1,111
Quickest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Fri 16/10

1:30 p.m.-9:25 a.m.

1 stop11h 55m

London Gatwick

Fri 23/10

10:25 a.m.-5:47 p.m.

1 stop15h 22m

C$ 1,113

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Sun 8/11

6:00 a.m.-9:00 a.m.

2 stops19h 00m

London Gatwick

Mon 16/11

10:00 a.m.-3:14 p.m.

1 stop13h 14m

C$ 1,117

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Wed 4/11

7:15 a.m.-3:45 p.m.

2 stops24h 30m

London Gatwick

Mon 16/11

10:00 a.m.-3:14 p.m.

1 stop13h 14m

C$ 1,118

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Mon 2/11

9:42 a.m.-3:45 p.m.

2 stops22h 03m

London Gatwick

Mon 9/11

10:00 a.m.-3:14 p.m.

1 stop13h 14m

C$ 1,120

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Wed 13/1

3:25 p.m.-3:45 p.m.

1 stop16h 20m

London Gatwick

Sun 24/1

10:00 a.m.-3:13 p.m.

1 stop13h 13m

C$ 1,124

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Wed 4/11

3:25 p.m.-3:45 p.m.

1 stop16h 20m

London Gatwick

Fri 13/11

10:00 a.m.-3:14 p.m.

1 stop13h 14m

C$ 1,125

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Wed 11/11

6:00 a.m.-9:00 a.m.

2 stops19h 00m

London Gatwick

Mon 16/11

10:00 a.m.-11:00 p.m.

2 stops21h 00m

C$ 1,127

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Thu 12/11

4:05 p.m.-3:45 p.m.

1 stop15h 40m

London Gatwick

Tue 17/11

10:00 a.m.-11:00 p.m.

2 stops21h 00m

C$ 1,128

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Seattle to London Gatwick Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and London Gatwick Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from C$ 870 to C$ 1,214.
The lowest price recently found on this route was C$ 1,093.

What is the cheapest month to fly to London Gatwick Airport?

If you are unable to visit London Gatwick Airport during the month of August, then departing from Seattle during the month January is also very affordable. Most momondo users find prices during this month for around C$ 760.

When to book flights from Seattle to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to London Gatwick Airport (SEA to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to London Gatwick Airport

Best price found

C$ 483

Fastest flight time

11h 40m

Direct flights

None
The best one-way flight to London Gatwick Airport from Seattle in the past 72 hours is C$ 483. The best round-trip flight deal from Seattle to London Gatwick Airport found on momondo in the last 72 hours is C$ 1,093.
The fastest flight from Seattle to London Gatwick Airport takes 11h 40m
There are no direct flights from Seattle to London Gatwick Airport. There are no popular flight routes from Seattle to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from Seattle to London Gatwick Airport

  • How far is Seattle/Tacoma Intl to London Gatwick by plane?

    Seattle/Tacoma Intl and London Gatwick are 7722.7 km apart from one another. A reasonable flight in good conditions will take 11h 40m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to London Gatwick Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to London Gatwick Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to London Gatwick Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Gatwick
Wembley
Crawley
Staines-upon-Thames
Slough
Banbury
Ramsgate
Cobham
Wokingham
Watford
Feltham
Dartford
Eastbourne
Ipswich
Ilford
Waterlooville
Croydon
Hayes

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to London for you.

Can I find flights from Seattle to London with flexible booking policies on momondo?

All flight searches from Seattle to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to London?

Once all potential Seattle to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Seattle and alert you when they change.

An easier way to manage your London Gatwick Airport trip

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