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

SWISS, Icelandair, and JetBlue are the most popular carriers operating from London Gatwick to Washington

How many operators does momondo search for flights from London Gatwick Airport to Washington?

The number of operators available for flights from London Gatwick Airport to Washington is 1 as of March 2026.

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.

$357 Cheap Flights from London Gatwick Airport to State of Washington in 2026

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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.

9:40 am - 8:40 pm

LGW

SEA

19h 00m

2 stops

3:40 pm - 5:10 pm

SEA

LGW

17h 30m

2 stops

$607Multiple Airlines

Tue, Apr 21 - Tue, Apr 28

8:50 am - 5:55 pm

LGW

SEA

17h 05m

2 stops

3:40 pm - 5:55 pm

SEA

LGW

18h 15m

2 stops

$608Multiple Airlines

Wed, Apr 22 - Sun, Apr 26

8:40 am - 8:40 pm

LGW

SEA

20h 00m

2 stops

3:40 pm - 8:40 pm

SEA

LGW

21h 00m

2 stops

$610Multiple Airlines

Thu, Apr 16 - Wed, Apr 29

3:40 pm - 8:40 pm

LGW

SEA

13h 00m

1 stop

7:00 pm - 2:40 pm

SEA

LGW

11h 40m

1 stop

$611Icelandair

Wed, Jun 10 - Sun, Jun 21

3:40 pm - 8:40 pm

LGW

SEA

13h 00m

1 stop

7:00 pm - 2:40 pm

SEA

LGW

11h 40m

1 stop

$612Icelandair

Wed, Jun 10 - Sun, Jun 21

9:20 am - 8:40 pm

LGW

SEA

19h 20m

2 stops

7:00 pm - 8:10 pm

SEA

LGW

17h 10m

2 stops

$615Multiple Airlines

Tue, May 19 - Tue, May 26

3:40 pm - 8:40 pm

LGW

SEA

13h 00m

1 stop

3:40 pm - 2:40 pm

SEA

LGW

15h 00m

1 stop

$641Icelandair

Mon, May 4 - Fri, May 8

12:20 pm - 1:07 pm

LGW

PDX

32h 47m

1 stop

2:30 pm - 9:35 am

PDX

LGW

35h 05m

1 stop

$826JetBlue

Tue, Jun 2 - Tue, Jun 9

10:20 am - 6:51 pm

LGW

GEG

16h 31m

2 stops

12:36 pm - 6:50 pm

GEG

LGW

22h 14m

2 stops

$1,095Condor

Wed, Aug 26 - Mon, Aug 31

10:25 am - 9:13 pm

LGW

GEG

18h 48m

2 stops

10:50 am - 9:25 am

GEG

LGW

14h 35m

2 stops

$1,168Delta

Thu, May 28 - Thu, Jun 11

Condor flights from London Gatwick Airport to State of Washington

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

Condor

Apr 9

LGW10:25 amLondon Gatwick

13h 35m

1 stop

SEA4:00 pmSeattle/Tacoma Intl

Apr 18

SEA6:00 pmSeattle/Tacoma Intl

16h 45m

1 stop

LGW6:45 pmLondon Gatwick

$694

Condor

Apr 6

LGW10:20 amLondon Gatwick

13h 50m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Apr 12

SEA5:40 pmSeattle/Tacoma Intl

13h 00m

1 stop

LGW2:40 pmLondon Gatwick

$766

Condor

Apr 3

LGW7:45 pmLondon Gatwick

28h 15m

1 stop

SEA4:00 pmSeattle/Tacoma Intl

Apr 12

SEA5:40 pmSeattle/Tacoma Intl

13h 00m

1 stop

LGW2:40 pmLondon Gatwick

$789

Icelandair flights from London Gatwick Airport to State of Washington

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

Icelandair

Jun 10

LGW3:40 pmLondon Gatwick

13h 00m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Jun 21

SEA7:00 pmSeattle/Tacoma Intl

11h 40m

1 stop

LGW2:40 pmLondon Gatwick

$611

Icelandair

Jun 10

LGW3:40 pmLondon Gatwick

13h 00m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Jun 21

SEA7:00 pmSeattle/Tacoma Intl

11h 40m

1 stop

LGW2:40 pmLondon Gatwick

$612

Icelandair

May 4

LGW3:40 pmLondon Gatwick

13h 00m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

May 8

SEA3:40 pmSeattle/Tacoma Intl

15h 00m

1 stop

LGW2:40 pmLondon Gatwick

$641

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 - SEA

LGWSEA

London Gatwick

Tue 4/21

9:40 am-8:40 pm

2 stops19h 00m

Seattle/Tacoma Intl

Tue 4/28

3:40 pm-5:10 pm

2 stops17h 30m

$607

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 4/22

8:50 am-5:55 pm

2 stops17h 05m

Seattle/Tacoma Intl

Sun 4/26

3:40 pm-5:55 pm

2 stops18h 15m

$608

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 4/16

8:40 am-8:40 pm

2 stops20h 00m

Seattle/Tacoma Intl

Wed 4/29

3:40 pm-8:40 pm

2 stops21h 00m

$610

Quickest round-trip

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 6/10

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Sun 6/21

7:00 pm-2:40 pm

1 stop11h 40m

$611

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 6/10

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Sun 6/21

7:00 pm-2:40 pm

1 stop11h 40m

$612

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 5/19

9:20 am-8:40 pm

2 stops19h 20m

Seattle/Tacoma Intl

Tue 5/26

7:00 pm-8:10 pm

2 stops17h 10m

$615

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 5/4

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Fri 5/8

3:40 pm-2:40 pm

1 stop15h 00m

$641

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 6/2

12:20 pm-1:07 pm

1 stop32h 47m

Portland

Tue 6/9

2:30 pm-9:35 am

1 stop35h 05m

$826

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Wed 8/26

10:20 am-6:51 pm

2 stops16h 31m

Spokane

Mon 8/31

12:36 pm-6:50 pm

2 stops22h 14m

$1,095

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 5/28

10:25 am-9:13 pm

2 stops18h 48m

Spokane

Thu 6/11

10:50 am-9:25 am

2 stops14h 35m

$1,168

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

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

You could potentially save up to 19% 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

Fastest flight time	13h 00m
Direct flights	None

The fastest flight from London Gatwick Airport to State of Washington takes 13h 00m

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

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 many operators does momondo search for flights from London Gatwick Airport to Washington?
The number of operators available for flights from London Gatwick Airport to Washington is 1 as of March 2026.
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.

Best airlines flying from London Gatwick Airport to State of Washington

Compare and see reviews for airlines that fly from London Gatwick Airport to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $467	Free Cancellation	Rating 7.0 625 reviews		Search Icelandair flights

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.