What is the cheapest airline that flies from London Gatwick to Seattle/Tacoma Intl?

Delta and Virgin Atlantic are the most popular carriers operating from London Gatwick to Seattle/Tacoma Intl

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

Prices for flights from London Gatwick Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Gatwick Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$518 Cheap Flights from London Gatwick Airport to Seattle in 2026/27

Find the cheapest flights from London Gatwick Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 pm - 8:31 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 51m2 stops Madrid Barajas Chicago O'Hare Intl

10:51 am - 7:00 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

24h 09m2 stops Chicago O'Hare Intl Madrid Barajas

$580Iberia

Thu, Dec 3 - Thu, Dec 10

10:25 am - 3:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 30m1 stop Frankfurt am Main

3:00 pm - 7:25 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

20h 25m1 stop Frankfurt am Main

$581Condor

Mon, Jan 18 - Sun, Jan 24

11:15 am - 12:59 amLGW London Gatwick-SEA Seattle/Tacoma Intl

21h 44m2 stops Orlando Miami

11:55 pm - 7:30 amSEA Seattle/Tacoma Intl-LGW London Gatwick

23h 35m2 stops Chicago O'Hare Intl Orlando

$585American Airlines

Tue, Jan 19 - Sun, Jan 24

11:15 am - 12:59 amLGW London Gatwick-SEA Seattle/Tacoma Intl

21h 44m2 stops Orlando Miami

11:55 pm - 7:30 amSEA Seattle/Tacoma Intl-LGW London Gatwick

23h 35m2 stops Chicago O'Hare Intl Orlando

$585American Airlines

Wed, Jan 20 - Sun, Jan 24

11:15 am - 11:45 amLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 30m2 stops Orlando Charlotte Douglas

11:55 pm - 7:30 amSEA Seattle/Tacoma Intl-LGW London Gatwick

23h 35m2 stops Chicago O'Hare Intl Orlando

$585American Airlines

Mon, Jan 18 - Sun, Jan 24

3:40 pm - 5:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

34h 15m1 stop Reykjavik Keflavik Intl

3:40 pm - 11:45 amSEA Seattle/Tacoma Intl-LGW London Gatwick

12h 05m1 stop Reykjavik Keflavik Intl

$586Icelandair

Tue, May 11 - Thu, May 27

3:40 pm - 8:40 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 00m1 stop Reykjavik Keflavik Intl

7:00 pm - 2:40 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

11h 40m1 stop Reykjavik Keflavik Intl

$586Icelandair

Mon, May 10 - Wed, May 26

3:40 pm - 8:40 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 00m1 stop Reykjavik Keflavik Intl

7:00 pm - 2:40 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

11h 40m1 stop Reykjavik Keflavik Intl

$586Icelandair

Sat, May 8 - Mon, May 24

11:15 am - 9:27 amLGW London Gatwick-SEA Seattle/Tacoma Intl

30h 12m2 stops Orlando Chicago O'Hare Intl

11:29 pm - 7:30 amSEA Seattle/Tacoma Intl-LGW London Gatwick

24h 01m2 stops Chicago O'Hare Intl Orlando

$587American Airlines

Sat, Jan 23 - Sat, Feb 13

3:40 pm - 5:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

34h 15m1 stop Reykjavik Keflavik Intl

3:40 pm - 11:45 amSEA Seattle/Tacoma Intl-LGW London Gatwick

12h 05m1 stop Reykjavik Keflavik Intl

$588Icelandair

Tue, May 11 - Thu, May 27

Cheap last minute flights

Enter your travel dates to find the best prices.

7:40 pm - 8:20 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 40m2 stops Madrid Barajas Chicago O'Hare Intl

5:00 am - 10:50 amSEA Seattle/Tacoma Intl-LGW London Gatwick

21h 50m2 stops Dallas/Fort Worth Madrid Barajas

$602British Airways

Tue, Nov 17 - Sun, Nov 22

7:40 pm - 8:20 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 40m2 stops Madrid Barajas Chicago O'Hare Intl

5:00 am - 10:50 amSEA Seattle/Tacoma Intl-LGW London Gatwick

21h 50m2 stops Dallas/Fort Worth Madrid Barajas

$602British Airways

Mon, Nov 16 - Sun, Nov 22

7:40 pm - 8:20 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 40m2 stops Madrid Barajas Chicago O'Hare Intl

7:30 am - 10:50 amSEA Seattle/Tacoma Intl-LGW London Gatwick

19h 20m2 stops Dallas/Fort Worth Madrid Barajas

$602British Airways

Mon, Nov 16 - Tue, Nov 24

11:45 am - 8:20 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

40h 35m2 stops Madrid Barajas Chicago O'Hare Intl

7:30 am - 10:50 amSEA Seattle/Tacoma Intl-LGW London Gatwick

19h 20m2 stops Dallas/Fort Worth Madrid Barajas

$602British Airways

Tue, Nov 17 - Tue, Nov 24

10:00 am - 3:14 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 14m1 stop Paris Charles de Gaulle

3:25 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

16h 20m1 stop Paris Charles de Gaulle

$623Delta

Mon, Nov 16 - Sun, Nov 29

10:00 am - 3:14 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 14m1 stop Paris Charles de Gaulle

3:25 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

16h 20m1 stop Paris Charles de Gaulle

$624Delta

Mon, Nov 16 - Mon, Nov 30

4:45 pm - 3:14 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

30h 29m1 stop Paris Charles de Gaulle

11:49 am - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

19h 56m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

$624Air France

Tue, Nov 17 - Thu, Nov 26

10:00 am - 10:05 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

20h 05m2 stops Paris Charles de Gaulle Boston Logan Intl

4:10 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

15h 35m1 stop Paris Charles de Gaulle

$631Virgin Atlantic

Sat, Nov 14 - Thu, Dec 31

10:00 am - 10:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

20h 55m2 stops Paris Charles de Gaulle Boston Logan Intl

11:49 am - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

19h 56m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

$634Virgin Atlantic

Fri, Nov 13 - Thu, Nov 26

10:00 am - 10:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

20h 55m2 stops Paris Charles de Gaulle Boston Logan Intl

11:49 am - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

19h 56m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

$634Virgin Atlantic

Tue, Nov 17 - Thu, Nov 26

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Condor flights from London Gatwick Airport to Seattle

Our best Condor deals on London Gatwick Airport to Seattle flight tickets

Condor

Jan 18

LGW10:25 amLondon Gatwick

13h 30m

1 stop

SEA3:55 pmSeattle/Tacoma Intl

Jan 24

SEA3:00 pmSeattle/Tacoma Intl

20h 25m

1 stop

LGW7:25 pmLondon Gatwick

$581

Condor

Jan 21

LGW10:25 amLondon Gatwick

13h 30m

1 stop

SEA3:55 pmSeattle/Tacoma Intl

Jan 28

SEA5:50 pmSeattle/Tacoma Intl

13h 10m

1 stop

LGW3:00 pmLondon Gatwick

$607

Condor

Nov 19

LGW10:25 amLondon Gatwick

13h 30m

1 stop

SEA3:55 pmSeattle/Tacoma Intl

Dec 3

SEA5:50 pmSeattle/Tacoma Intl

17h 35m

1 stop

LGW7:25 pmLondon Gatwick

$760

American Airlines flights from London Gatwick Airport to Seattle

Our best American Airlines deals on London Gatwick Airport to Seattle flight tickets

American Airlines

Jan 18

LGW11:15 amLondon Gatwick

32h 30m

2 stops

SEA11:45 amSeattle/Tacoma Intl

Jan 24

SEA11:55 pmSeattle/Tacoma Intl

23h 35m

2 stops

LGW7:30 amLondon Gatwick

$585

American Airlines

Jan 23

LGW11:15 amLondon Gatwick

30h 12m

2 stops

SEA9:27 amSeattle/Tacoma Intl

Feb 13

SEA11:29 pmSeattle/Tacoma Intl

24h 01m

2 stops

LGW7:30 amLondon Gatwick

$587

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Thu 12/3

7:40 pm-8:31 pm

2 stops32h 51m

Seattle/Tacoma Intl

Thu 12/10

10:51 am-7:00 pm

2 stops24h 09m

$580

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Mon 1/18

10:25 am-3:55 pm

1 stop13h 30m

Seattle/Tacoma Intl

Sun 1/24

3:00 pm-7:25 pm

1 stop20h 25m

$581

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Tue 1/19

11:15 am-12:59 am

2 stops21h 44m

Seattle/Tacoma Intl

Sun 1/24

11:55 pm-7:30 am

2 stops23h 35m

$585

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Wed 1/20

11:15 am-12:59 am

2 stops21h 44m

Seattle/Tacoma Intl

Sun 1/24

11:55 pm-7:30 am

2 stops23h 35m

$585

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Mon 1/18

11:15 am-11:45 am

2 stops32h 30m

Seattle/Tacoma Intl

Sun 1/24

11:55 pm-7:30 am

2 stops23h 35m

$585

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Tue 5/11

3:40 pm-5:55 pm

1 stop34h 15m

Seattle/Tacoma Intl

Thu 5/27

3:40 pm-11:45 am

1 stop12h 05m

$586

Quickest round-trip

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Mon 5/10

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Wed 5/26

7:00 pm-2:40 pm

1 stop11h 40m

$586

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Sat 5/8

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Mon 5/24

7:00 pm-2:40 pm

1 stop11h 40m

$586

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Sat 1/23

11:15 am-9:27 am

2 stops30h 12m

Seattle/Tacoma Intl

Sat 2/13

11:29 pm-7:30 am

2 stops24h 01m

$587

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Tue 5/11

3:40 pm-5:55 pm

1 stop34h 15m

Seattle/Tacoma Intl

Thu 5/27

3:40 pm-11:45 am

1 stop12h 05m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

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

Prices are currently typical for flights on this route.

Typical prices usually range from $452 to $700.
The lowest price recently found on this route was $580.

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from London Gatwick Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in February, then you should wait until January to fly from London Gatwick Airport, when ticket prices are also cheap, with an average price of $529.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from London Gatwick Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $764. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from London Gatwick Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $887.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from London Gatwick Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $664 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $872. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on London Gatwick Airport to Seattle flights?

You could potentially save up to 9% on your flight if you consider stops on a London Gatwick Airport to Seattle flight.

When to book flights from London Gatwick Airport to Seattle

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

Estimated round-trip price

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

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

Best Price Found	$518
Fastest flight time	12h 55m
Direct flights	None

The best one-way flight to Seattle from London Gatwick Airport in the past 72 hours is $518. The best round-trip flight deal from London Gatwick Airport to Seattle found on momondo in the last 72 hours is $580.

The fastest flight from London Gatwick Airport to Seattle takes 12h 55m

There are no direct flights from London Gatwick Airport to Seattle. There are no popular flight routes from London Gatwick Airport to Seattle.

Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Seattle

How far is London Gatwick to Seattle/Tacoma Intl by plane?
A flight from London Gatwick to Seattle/Tacoma Intl will travel around 4798.7 mi. Typically, this will take 12h 55m by plane in normal conditions.
When did momondo last update prices for flights from London Gatwick Airport to Seattle/Tacoma Intl Airport?
Prices for flights from London Gatwick Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from London Gatwick Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Gatwick Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Kent

Olympia

Federal Way

Redmond

Lakewood

Lynnwood

Tukwila

Fife

Puyallup

Cle Elum

Marysville

Lacey

Kirkland

Centralia

Bothell

Why use momondo?

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

It is quick and easy to find London to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

momondo does allow users to show only those flights to Seattle from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from London.

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

Yes momondo offers price alerts on flights to Seattle from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.