What is the cheapest airline that flies from London Gatwick to Washington?

Delta and Virgin Atlantic are the most popular carriers operating from London Gatwick to Washington

How old do you have to be to fly from London Gatwick Airport to Washington?

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 London Gatwick Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$518 Cheap Flights from London Gatwick Airport to State of Washington in 2026/27

Find the cheapest flights from London Gatwick Airport to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:40 pm - 5:55 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

34h 15m1 stop Reykjavik Keflavik Intl

3:35 pm - 1:40 pmSEA Seattle/Tacoma Intl-LGW London Gatwick

15h 05m1 stop Reykjavik Keflavik Intl

$566Icelandair

Sun, Mar 21 - Thu, Mar 25

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

13h 30m1 stop Frankfurt am Main

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

16h 00m1 stop Frankfurt am Main

$579Condor

Mon, Jan 18 - Sun, Jan 24

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

1:00 pm - 8:40 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

15h 40m1 stop Reykjavik Keflavik Intl

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

11h 40m1 stop Reykjavik Keflavik Intl

$584Icelandair

Fri, May 14 - Mon, May 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 - 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

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

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

Sat, May 8 - Mon, May 24

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

13h 00m1 stop Reykjavik Keflavik Intl

7:00 pm - 11:45 amSEA Seattle/Tacoma Intl-LGW London Gatwick

32h 45m1 stop Reykjavik Keflavik Intl

$586Icelandair

Mon, May 10 - Wed, May 26

Cheap last minute flights

Enter your travel dates to find the best prices.

11:55 am - 5:00 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

13h 05m1 stop Reykjavik Keflavik Intl

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

12h 20m1 stop Reykjavik Keflavik Intl

$573Icelandair

Wed, Nov 18 - Tue, Nov 24

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

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

7:40 pm - 8:21 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 41m2 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

Wed, Nov 18 - Sun, Nov 22

7:40 pm - 8:21 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 41m2 stops Madrid Barajas Chicago O'Hare Intl

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

21h 40m2 stops Dallas/Fort Worth Madrid Barajas

$602British Airways

Wed, Nov 18 - Tue, Nov 24

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

4:45 pm - 4:53 pmLGW London Gatwick-SEA Seattle/Tacoma Intl

32h 08m2 stops Paris Charles de Gaulle Salt Lake City

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

15h 40m1 stop Paris Charles de Gaulle

$634Virgin Atlantic

Wed, Nov 18 - 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

$636Delta

Wed, Nov 18 - Sun, Nov 22

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

$636Delta

Mon, Nov 16 - Sun, Nov 22

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SWISS flights from London Gatwick Airport to State of Washington

Our best SWISS deals on London Gatwick Airport to State of Washington flight tickets

SWISS

Feb 11

LGW8:30 amLondon Gatwick

22h 29m

2 stops

SEA10:59 pmSeattle/Tacoma Intl

Feb 17

SEA10:53 amSeattle/Tacoma Intl

22h 57m

2 stops

LGW5:50 pmLondon Gatwick

$627

SWISS

Apr 26

LGW9:25 amLondon Gatwick

41h 36m

2 stops

SEA7:01 pmSeattle/Tacoma Intl

May 5

SEA3:30 pmSeattle/Tacoma Intl

32h 55m

2 stops

LGW8:25 amLondon Gatwick

$630

SWISS

Feb 11

LGW8:30 amLondon Gatwick

22h 29m

2 stops

SEA10:59 pmSeattle/Tacoma Intl

Feb 22

SEA3:32 pmSeattle/Tacoma Intl

18h 18m

2 stops

LGW5:50 pmLondon Gatwick

$634

Delta flights from London Gatwick Airport to State of Washington

Our best Delta deals on London Gatwick Airport to State of Washington flight tickets

Delta

Dec 4

LGW10:00 amLondon Gatwick

13h 13m

1 stop

SEA3:13 pmSeattle/Tacoma Intl

Dec 7

SEA3:25 pmSeattle/Tacoma Intl

16h 20m

1 stop

LGW3:45 pmLondon Gatwick

$623

Delta

Nov 25

LGW10:00 amLondon Gatwick

13h 14m

1 stop

SEA3:14 pmSeattle/Tacoma Intl

Jan 13

SEA3:25 pmSeattle/Tacoma Intl

16h 20m

1 stop

LGW3:45 pmLondon Gatwick

$636

Delta

Nov 16

LGW10:00 amLondon Gatwick

13h 14m

1 stop

SEA3:14 pmSeattle/Tacoma Intl

Nov 23

SEA3:25 pmSeattle/Tacoma Intl

16h 20m

1 stop

LGW3:45 pmLondon Gatwick

$642

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to Washington 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

Sun 3/21

2:40 pm-5:55 pm

1 stop34h 15m

Seattle/Tacoma Intl

Thu 3/25

3:35 pm-1:40 pm

1 stop15h 05m

$566

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-3:00 pm

1 stop16h 00m

$579

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

Fri 5/14

1:00 pm-8:40 pm

1 stop15h 40m

Seattle/Tacoma Intl

Mon 5/24

7:00 pm-2:40 pm

1 stop11h 40m

$584

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

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

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

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

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

Mon 5/10

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Wed 5/26

7:00 pm-11:45 am

1 stop32h 45m

$586

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 State of Washington

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 cheapest month to fly to State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from London Gatwick Airport, with most prices found around $0. If you aren’t able to travel to State of Washington during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $529.

Can stopping save me money on London Gatwick Airport to State of Washington flights?

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

Cheap London Gatwick Airport to State of Washington flight deals and tips

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

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

The best one-way flight to State of Washington from London Gatwick Airport in the past 72 hours is $518. The best round-trip flight deal from London Gatwick Airport to State of Washington found on momondo in the last 72 hours is $566.

The fastest flight from London Gatwick Airport to State of Washington takes 12h 55m

There are no direct flights from London Gatwick Airport to State of Washington. There are no popular flight routes from London Gatwick Airport to State of Washington.

Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Washington

When did momondo last update prices for flights from London Gatwick Airport to Washington?
Prices for flights from London Gatwick Airport to Washington refresh daily.
How old do you have to be to fly from London Gatwick Airport to Washington?
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 London Gatwick Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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 London to Washington for you.

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

Yes. All flights to Washington from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Washington from London.

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

Yes. momondo can track prices for London to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.