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

Icelandair, SWISS, 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 May 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.

$445 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.

1:00 pm - 5:55 pm

LGW

SEA

12h 55m

1 stop

7:00 pm - 2:40 pm

SEA

LGW

11h 40m

1 stop

$708Icelandair

Thu, Jun 25 - Sun, Jul 5

1:00 pm - 11:45 am

LGW

SEA

30h 45m

1 stop

7:00 pm - 2:40 pm

SEA

LGW

11h 40m

1 stop

$709Icelandair

Tue, Jun 2 - Sun, Jun 7

3:40 pm - 8:40 pm

LGW

SEA

13h 00m

1 stop

11:25 pm - 2:40 pm

SEA

LGW

31h 15m

1 stop

$710Icelandair

Wed, Jun 3 - Tue, Jun 30

1:00 pm - 5:55 pm

LGW

SEA

12h 55m

1 stop

7:00 pm - 2:40 pm

SEA

LGW

11h 40m

1 stop

$711Icelandair

Thu, Jun 11 - Thu, Jul 9

3:40 pm - 8:40 pm

LGW

SEA

13h 00m

1 stop

7:00 pm - 11:45 am

SEA

LGW

32h 45m

1 stop

$712Icelandair

Wed, Jun 17 - Fri, Jul 17

1:00 pm - 11:45 am

LGW

SEA

30h 45m

1 stop

7:00 pm - 2:35 pm

SEA

LGW

11h 35m

1 stop

$713Icelandair

Thu, May 28 - Sat, Jun 6

12:20 pm - 1:04 pm

LGW

PDX

32h 44m

1 stop

2:20 pm - 9:35 am

PDX

LGW

35h 15m

1 stop

$910JetBlue

Fri, Aug 28 - Sat, Sep 5

12:20 pm - 1:04 pm

LGW

PDX

32h 44m

1 stop

11:27 pm - 9:35 am

PDX

LGW

26h 08m

1 stop

$913JetBlue

Fri, Aug 28 - Sat, Sep 5

3:40 pm - 5:55 pm

LGW

PDX

34h 15m

1 stop

2:45 pm - 4:55 pm

PDX

LGW

18h 10m

2 stops

$920Multiple Airlines

Thu, Sep 24 - Tue, Nov 17

12:20 pm - 1:10 pm

LGW

PDX

32h 50m

1 stop

2:30 pm - 9:35 am

PDX

LGW

35h 05m

1 stop

$943JetBlue

Mon, Jun 1 - Sun, Jun 7

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 25

LGW1:00 pmLondon Gatwick

12h 55m

1 stop

SEA5:55 pmSeattle/Tacoma Intl

Jul 5

SEA7:00 pmSeattle/Tacoma Intl

11h 40m

1 stop

LGW2:40 pmLondon Gatwick

$708

Icelandair

Jun 2

LGW1:00 pmLondon Gatwick

30h 45m

1 stop

SEA11:45 amSeattle/Tacoma Intl

Jun 7

SEA7:00 pmSeattle/Tacoma Intl

11h 40m

1 stop

LGW2:40 pmLondon Gatwick

$709

Icelandair

Jun 3

LGW3:40 pmLondon Gatwick

13h 00m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Jun 30

SEA11:25 pmSeattle/Tacoma Intl

31h 15m

1 stop

LGW2:40 pmLondon Gatwick

$710

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

May 11

LGW10:20 amLondon Gatwick

13h 50m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

May 18

SEA6:10 pmSeattle/Tacoma Intl

16h 40m

1 stop

LGW6:50 pmLondon Gatwick

$730

Condor

May 19

LGW10:20 amLondon Gatwick

13h 20m

1 stop

SEA3:40 pmSeattle/Tacoma Intl

Jun 1

SEA6:10 pmSeattle/Tacoma Intl

16h 40m

1 stop

LGW6:50 pmLondon Gatwick

$746

Condor

May 19

LGW10:20 amLondon Gatwick

13h 20m

1 stop

SEA3:40 pmSeattle/Tacoma Intl

Jun 4

SEA6:05 pmSeattle/Tacoma Intl

16h 45m

1 stop

LGW6:50 pmLondon Gatwick

$764

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

Quickest round-trip

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 6/25

1:00 pm-5:55 pm

1 stop12h 55m

Seattle/Tacoma Intl

Sun 7/5

7:00 pm-2:40 pm

1 stop11h 40m

$708

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 6/2

1:00 pm-11:45 am

1 stop30h 45m

Seattle/Tacoma Intl

Sun 6/7

7:00 pm-2:40 pm

1 stop11h 40m

$709

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 6/3

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Tue 6/30

11:25 pm-2:40 pm

1 stop31h 15m

$710

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 6/11

1:00 pm-5:55 pm

1 stop12h 55m

Seattle/Tacoma Intl

Thu 7/9

7:00 pm-2:40 pm

1 stop11h 40m

$711

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 6/17

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Fri 7/17

7:00 pm-11:45 am

1 stop32h 45m

$712

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 5/28

1:00 pm-11:45 am

1 stop30h 45m

Seattle/Tacoma Intl

Sat 6/6

7:00 pm-2:35 pm

1 stop11h 35m

$713

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Fri 8/28

12:20 pm-1:04 pm

1 stop32h 44m

Portland

Sat 9/5

2:20 pm-9:35 am

1 stop35h 15m

$910

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Fri 8/28

12:20 pm-1:04 pm

1 stop32h 44m

Portland

Sat 9/5

11:27 pm-9:35 am

1 stop26h 08m

$913

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Thu 9/24

3:40 pm-5:55 pm

1 stop34h 15m

Portland

Tue 11/17

2:45 pm-4:55 pm

2 stops18h 10m

$920

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 6/1

12:20 pm-1:10 pm

1 stop32h 50m

Portland

Sun 6/7

2:30 pm-9:35 am

1 stop35h 05m

$943

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 $458.

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

You could potentially save up to 13% 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	12h 55m
Direct flights	None

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.

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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 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 May 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 7.0 653 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.