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Cheap flights from London Gatwick Airport to Washington from £213

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SEA
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Washington

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Washington
Explore the most affordable flight options available from Gatwick to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 February 2026.

Wed 13/515:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Sun 24/519:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 24/2£384
Mon 13/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Mon 27/415:40
SEA
-
LGW
1 stop12h 05m
Icelandair
Deal found 25/2£398
Wed 22/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Wed 29/415:40
SEA
-
LGW
1 stop12h 05m
Icelandair
Deal found 24/2£421
Thu 5/311:55
LGW
-
SEA
1 stop13h 05m
Icelandair
Tue 10/315:35
SEA
-
LGW
1 stop12h 20m
Icelandair
Deal found 25/2£422
Tue 14/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Tue 21/415:40
SEA
-
LGW
1 stop15h 00m
Icelandair
Deal found 25/2£427
Mon 20/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Fri 24/419:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 26/2£428
Sat 2/515:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Tue 19/519:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 25/2£429
Tue 26/515:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Sun 7/619:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 24/2£430
Mon 13/408:40
LGW
-
PDX
3 stops32h 30m
Multiple Airlines
Tue 28/415:30
PDX
-
LGW
2 stops16h 50m
Multiple Airlines
Deal found 26/2£452
Mon 13/406:30
LGW
-
PDX
2 stops19h 30m
Multiple Airlines
Mon 27/415:30
PDX
-
LGW
3 stops33h 40m
Multiple Airlines
Deal found 23/2£503
Thu 30/413:00
LGW
-
GEG
2 stops16h 31m
Multiple Airlines
Tue 5/505:00
GEG
-
LGW
2 stops25h 40m
Multiple Airlines
Deal found 26/2£520
Sun 12/415:40
LGW
-
PDX
1 stop34h 20m
Icelandair
Mon 27/415:30
PDX
-
LGW
1 stop15h 10m
Icelandair
Deal found 27/2£545

Find flight deals from Gatwick to Washington

Keep the following information in mind while searching for Gatwick to Washington flight deals. Data was last updated 27 February 2026.

Round-trip from

£384

One-way from

£213

Popular in

July

Cheapest in

February

Average price

£481
Icelandair
  • Icelandair
  • 13/5-24/5
  • 2 total stops
  • 24h 40m total
  • London to Washington
Search Deals
5/6
  • 5/6
  • 1 total stop
  • 36h 02m total
  • London to Washington
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 February 2026.
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

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Sat 25/4

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Sat 2/5

15:40-14:40

1 stop15h 00m

£452

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 9/4

10:25-16:00

1 stop13h 35m

Seattle/Tacoma Intl

Thu 16/4

18:05-18:50

1 stop16h 45m

£540

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Wed 10/6

10:55-23:59

1 stop21h 04m

Portland

Fri 10/7

17:34-10:55

1 stop33h 21m

£554

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Fri 26/6

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Thu 16/7

15:40-14:40

1 stop15h 00m

£608

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 4/5

10:20-16:10

1 stop13h 50m

Seattle/Tacoma Intl

Wed 20/5

17:40-18:45

1 stop17h 05m

£655

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 13/4

12:40-09:10

2 stops28h 30m

Portland

Mon 20/4

15:30-19:15

2 stops19h 45m

£671

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 25/8

09:25-20:45

2 stops19h 20m

Portland

Wed 9/9

07:11-08:25

2 stops17h 14m

£684

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 13/4

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Mon 27/4

15:53-14:40

2 stops14h 47m

£685

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Thu 23/4

15:40-21:31

2 stops37h 51m

Spokane

Mon 27/4

19:40-14:40

2 stops35h 00m

£706

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Fri 1/5

17:00-16:20

2 stops31h 20m

Spokane

Tue 5/5

12:36-16:00

2 stops19h 24m

£715

Flights are sorted by cheapest return flights first.

Deals found on 24/2

Showing 1-10 of 49 resultsSorted by cheapest first
1
2
3
...
5

Best time to book a flight from Gatwick to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Gatwick with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Washington
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated 27 February 2026.
Read through reviews of airlines operating flights from London Gatwick Airport to Washington, such as Icelandair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
617 reviews
Check prices

Entertainment

7.0

Comfort

7.0

Overall

7.1

Boarding

7.2

Crew

8.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
Icelandair
7.1
Good
617 reviews
Icelandair
7.1
Good
617 reviews
Check prices

Entertainment

7.0

Comfort

7.0

Overall

7.1

Boarding

7.2

Crew

8.1

Food

6.2

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Gatwick Airport to State of Washington?

    Airlines like Icelandair, Condor, and SWISS fly from London Gatwick Airport to State of Washington in about 13h. The time it takes to get you to your destination can typically vary by up to 6h 20m. The distance between London Gatwick Airport and State of Washington is about 4807 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from London Gatwick Airport to State of Washington?

    The most popular route from London Gatwick Airport to State of Washington is London Gatwick - Seattle/Tacoma Intl. You may also consider London Gatwick - Portland or London Gatwick - Spokane.

  • Can I find deals for flights from Gatwick to Washington that include hotel bookings?

    Yes. In addition to deals on Gatwick to Washington flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Washington.

  • Can I find deals for business class flights from Gatwick to Washington?

    Yes. Cheapflights offers flight deals from Gatwick to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Gatwick to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Gatwick to Washington

Discover the top airline that operate flights from Gatwick to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£356Average£491FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

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