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

Virgin Atlantic, SWISS, and Delta 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.

$514 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.

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

$546Virgin Atlantic

Mon, Nov 23 - Mon, Dec 7

10:00 am - 10:02 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

20h 02m2 stops Paris Charles de Gaulle New York John F Kennedy Intl

10:00 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

33h 45m2 stops Boston Logan Intl Paris Charles de Gaulle

$549Virgin Atlantic

Sat, Jan 23 - Tue, Feb 2

10:00 am - 3:13 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 13m1 stop Paris Charles de Gaulle

6:35 pm - 4:00 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

13h 25m1 stop Paris Charles de Gaulle

$551Air France

Fri, Dec 4 - Fri, May 28

10:00 am - 3:13 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 13m1 stop Paris Charles de Gaulle

6:35 pm - 4:00 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

13h 25m1 stop Paris Charles de Gaulle

$553Air France

Fri, Dec 4 - Fri, May 28

6:40 pm - 10:45 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

36h 05m2 stops Zurich Chicago O'Hare Intl

3:30 pm - 5:50 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

18h 20m2 stops San Francisco Zurich

$554SWISS

Wed, Feb 10 - Wed, Feb 17

10:00 am - 3:13 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 13m1 stop Paris Charles de Gaulle

6:35 pm - 4:00 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

13h 25m1 stop Paris Charles de Gaulle

$554Air France

Fri, Dec 4 - Fri, May 28

10:00 am - 3:13 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 13m1 stop Paris Charles de Gaulle

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

16h 20m1 stop Paris Charles de Gaulle

$554Air France

Fri, Dec 4 - Wed, Dec 9

10:00 am - 10:02 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

20h 02m2 stops Paris Charles de Gaulle New York John F Kennedy Intl

4:05 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

15h 40m1 stop Paris Charles de Gaulle

$555Virgin Atlantic

Sat, Jan 23 - Tue, Feb 2

10:00 am - 3:13 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 13m1 stop Paris Charles de Gaulle

7:15 am - 9:00 amSEA Seattle/Tacoma Intl-LGW London Gatwick

17h 45m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

$555Air France

Wed, Dec 2 - Wed, Dec 9

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

13h 14m1 stop Paris Charles de Gaulle

4:05 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

15h 40m1 stop Paris Charles de Gaulle

$557Multiple Airlines

Sun, Nov 22 - Thu, Dec 3

Cheap last minute flights

Enter your travel dates to find the best prices.

4:45 pm - 2:50 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

29h 05m1 stop Paris Charles de Gaulle

3:25 pm - 9:00 amSEA Seattle/Tacoma Intl-LGW London Gatwick

33h 35m1 stop Paris Charles de Gaulle

$598Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

6:40 pm - 11:17 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

35h 37m2 stops Zurich Chicago O'Hare Intl

3:35 pm - 5:50 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

18h 15m2 stops San Francisco Zurich

$777SWISS

Wed, Oct 28 - Wed, Nov 4

10:00 am - 4:14 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 14m1 stop Paris Charles de Gaulle

4:05 pm - 9:00 amSEA Seattle/Tacoma Intl-LGW London Gatwick

32h 55m1 stop Paris Charles de Gaulle

$826Air France

Wed, Oct 28 - Sat, Nov 28

10:00 am - 10:49 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

19h 49m2 stops Paris Charles de Gaulle Boston Logan Intl

4:05 pm - 3:45 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

15h 40m1 stop Paris Charles de Gaulle

$1,103Virgin Atlantic

Wed, Oct 28 - Sat, Nov 28

9:40 am - 1:00 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

34h 20m2 stops Berlin Brandenburg Frankfurt am Main

1:50 pm - 7:20 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

21h 30m2 stops Frankfurt am Main Berlin Brandenburg

$1,165Multiple Airlines

Wed, Oct 28 - Mon, Nov 16

5:25 pm - 6:10 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

31h 45m1 stop Istanbul

7:05 pm - 10:35 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

19h 30m1 stop Istanbul

$1,178Turkish Airlines

Sun, Oct 25 - Wed, Nov 25

8:20 am - 6:00 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

16h 40m1 stop Reykjavik Keflavik Intl

2:35 pm - 4:20 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

17h 45m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

$1,185Multiple Airlines

Wed, Oct 28 - Mon, Nov 16

9:40 am - 1:00 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

34h 20m2 stops Berlin Brandenburg Frankfurt am Main

1:50 pm - 9:00 amSEA Seattle/Tacoma Intl-LGW London Gatwick

35h 10m3 stops Frankfurt am Main Berlin Brandenburg Paris Charles de Gaulle

$1,186Multiple Airlines

Wed, Oct 28 - Mon, Nov 16

8:15 pm - 4:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

27h 40m1 stop Frankfurt am Main

5:50 pm - 3:00 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

13h 10m1 stop Frankfurt am Main

$1,214Condor

Sun, Oct 25 - Thu, Dec 31

6:40 am - 6:10 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

42h 30m2 stops Naples Istanbul

2:35 pm - 10:55 amSEA Seattle/Tacoma Intl-LGW London Gatwick

12h 20m1 stop Reykjavik Keflavik Intl

$1,231Multiple Airlines

Sun, Oct 25 - Thu, Dec 31

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Virgin Atlantic flights from London Gatwick Airport to Seattle

Our best Virgin Atlantic deals on London Gatwick Airport to Seattle flight tickets

Virgin Atlantic

Nov 23

LGW10:00 amLondon Gatwick

13h 14m

1 stop

SEA3:14 pmSeattle/Tacoma Intl

Dec 7

SEA3:25 pmSeattle/Tacoma Intl

16h 20m

1 stop

LGW3:45 pmLondon Gatwick

$546

Virgin Atlantic

Jan 23

LGW10:00 amLondon Gatwick

20h 02m

2 stops

SEA10:02 pmSeattle/Tacoma Intl

Feb 2

SEA10:00 pmSeattle/Tacoma Intl

33h 45m

2 stops

LGW3:45 pmLondon Gatwick

$549

Virgin Atlantic

Nov 23

LGW10:00 amLondon Gatwick

13h 14m

1 stop

SEA3:14 pmSeattle/Tacoma Intl

Dec 7

SEA6:00 amSeattle/Tacoma Intl

19h 00m

2 stops

LGW9:00 amLondon Gatwick

$577

Air France flights from London Gatwick Airport to Seattle

Our best Air France deals on London Gatwick Airport to Seattle flight tickets

Air France

Dec 4

LGW10:00 amLondon Gatwick

13h 13m

1 stop

SEA3:13 pmSeattle/Tacoma Intl

May 28

SEA6:35 pmSeattle/Tacoma Intl

13h 25m

1 stop

LGW4:00 pmLondon Gatwick

$551

Air France

Dec 4

LGW10:00 amLondon Gatwick

13h 13m

1 stop

SEA3:13 pmSeattle/Tacoma Intl

May 28

SEA6:35 pmSeattle/Tacoma Intl

13h 25m

1 stop

LGW4:00 pmLondon Gatwick

$553

Air France

Dec 4

LGW10:00 amLondon Gatwick

13h 13m

1 stop

SEA3:13 pmSeattle/Tacoma Intl

May 28

SEA6:35 pmSeattle/Tacoma Intl

13h 25m

1 stop

LGW4:00 pmLondon Gatwick

$554

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

Mon 11/23

10:00 am-3:14 pm

1 stop13h 14m

Seattle/Tacoma Intl

Mon 12/7

3:25 pm-3:45 pm

1 stop16h 20m

$546

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Sat 1/23

10:00 am-10:02 pm

2 stops20h 02m

Seattle/Tacoma Intl

Tue 2/2

10:00 pm-3:45 pm

2 stops33h 45m

$549

Quickest round-trip

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Fri 12/4

10:00 am-3:13 pm

1 stop13h 13m

Seattle/Tacoma Intl

Fri 5/28

6:35 pm-4:00 pm

1 stop13h 25m

$551

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Fri 12/4

10:00 am-3:13 pm

1 stop13h 13m

Seattle/Tacoma Intl

Fri 5/28

6:35 pm-4:00 pm

1 stop13h 25m

$553

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Wed 2/10

6:40 pm-10:45 pm

2 stops36h 05m

Seattle/Tacoma Intl

Wed 2/17

3:30 pm-5:50 pm

2 stops18h 20m

$554

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Fri 12/4

10:00 am-3:13 pm

1 stop13h 13m

Seattle/Tacoma Intl

Fri 5/28

6:35 pm-4:00 pm

1 stop13h 25m

$554

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Fri 12/4

10:00 am-3:13 pm

1 stop13h 13m

Seattle/Tacoma Intl

Wed 12/9

3:25 pm-3:45 pm

1 stop16h 20m

$554

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Sat 1/23

10:00 am-10:02 pm

2 stops20h 02m

Seattle/Tacoma Intl

Tue 2/2

4:05 pm-3:45 pm

1 stop15h 40m

$555

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Wed 12/2

10:00 am-3:13 pm

1 stop13h 13m

Seattle/Tacoma Intl

Wed 12/9

7:15 am-9:00 am

2 stops17h 45m

$555

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Sun 11/22

10:00 am-3:14 pm

1 stop13h 14m

Seattle/Tacoma Intl

Thu 12/3

4:05 pm-3:45 pm

1 stop15h 40m

$557

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 low for flights on this route.

Typical prices usually range from $1,177 to $1,392.
The lowest price recently found on this route was $546.

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 Monday. momondo users have found tickets for Monday departures for as low as $770. 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 $896.

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 $704 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $877. 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	$514
Fastest flight time	13h 00m
Direct flights	None

The best one-way flight to Seattle from London Gatwick Airport in the past 72 hours is $514. The best round-trip flight deal from London Gatwick Airport to Seattle found on momondo in the last 72 hours is $546.

The fastest flight from London Gatwick Airport to Seattle takes 13h 00m

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 13h 00m 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

Redmond

Olympia

Federal Way

Kent

Lakewood

Lynnwood

Puyallup

Tukwila

Fife

Cle Elum

Marysville

Lacey

Kirkland

Centralia

Shoreline

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.