In terms of precipitation, rainfall in London Gatwick Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Gatwick Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Gatwick Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

Most travelers choose Seattle/Tacoma Intl - London Gatwick, Portland - London Gatwick or Spokane - London Gatwick when deciding on the best route from State of Washington to London Gatwick Airport.

How far in advance should I book a flight from State of Washington to London Gatwick Airport?

Travelers have found it’s best to book a flight 51 days in advance to save up to 43% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 51 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from State of Washington to London Gatwick Airport 1-2 weeks in advance for as low as £632, or £725 for flights within the next 24 hours.

What is the cheapest month to fly from State of Washington to London Gatwick Airport?

October is one of the best times of the year to fly to London Gatwick Airport from State of Washington. Prices for October average £571 per person but you can even find prices for as low as £396. The most expensive prices can be found in the month of June. Opting for a October flight can save you 32% on your journey compared to booking in June

What is the cheapest time of day to fly from WA to LGW?

When flying from State of Washington to London Gatwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Washington to Gatwick?

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

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

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

£161+ Flights from Washington to London Gatwick Airport

Cheap flight deals from Washington to Gatwick

Round-trip from	£423
One-way from	£161
Popular in	June
Cheapest in	October
Average price	£716

24/7-1/8
4 total stops
41h 25m total
Washington to London

Search Deals

Icelandair
15/9
1 total stop
11h 35m total
Washington to London

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£79 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).

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Average for round-trip flights in July 2025

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Find flight deals from Washington to Gatwick

Cheapest flights from Washington to Gatwick
Explore the most affordable flight options available from Washington to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Mon 15/915:45SEA - LGW

2 stops19h 30mMultiple Airlines

Mon 29/920:45LGW - SEA

3 stops31h 55mMultiple Airlines

Deal found 3/7£419

Wed 13/823:30SEA - LGW

1 stop31h 10mIcelandair

Fri 5/915:40LGW - SEA

1 stop13h 00mIcelandair

Deal found 2/7£424

Sat 26/707:49SEA - LGW

2 stops18h 51mBritish Airways

Thu 28/810:40LGW - SEA

2 stops21h 01mBritish Airways

Deal found 3/7£432

Sat 16/805:30SEA - LGW

2 stops20h 30mVirgin Atlantic

Sun 31/812:00LGW - SEA

1 stop19h 15mVirgin Atlantic

Deal found 2/7£437

Mon 18/809:55GEG - LGW

1 stop17h 00mMultiple Airlines

Thu 4/910:45LGW - GEG

2 stops32h 59mMultiple Airlines

Deal found 1/7£439

Sun 17/807:18SEA - LGW

1 stop18h 42mDelta

Thu 28/812:00LGW - SEA

1 stop19h 15mDelta

Deal found 1/7£448

Mon 18/816:25SEA - LGW

1 stop17h 25mSWISS

Thu 28/818:40LGW - SEA

2 stops32h 09mSWISS

Deal found 3/7£470

Thu 25/915:20PDX - LGW

1 stop15h 20mIcelandair

Sat 11/1015:40LGW - PDX

1 stop34h 15mIcelandair

Deal found 1/7£477

Mon 18/810:05PDX - LGW

3 stops26h 50mMultiple Airlines

Wed 27/822:00LGW - PDX

3 stops33h 01mMultiple Airlines

Deal found 30/6£480

Tue 9/910:51PDX - LGW

2 stops22h 59mSWISS

Thu 2/1018:40LGW - PDX

2 stops32h 06mSWISS

Deal found 2/7£491

Mon 11/807:19PDX - LGW

1 stop18h 41mDelta

Sat 23/812:00LGW - PDX

1 stop17h 31mDelta

Deal found 2/7£506

Wed 13/805:34PDX - LGW

2 stops18h 36mAmerican Airlines

Sat 23/810:40LGW - PDX

2 stops20h 19mAmerican Airlines

Deal found 2/7£514

Best flights from Washington to Gatwick
Discover carefully curated flight deals from Washington to Gatwick that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 July 2025.

Thu 24/715:45SEA - LGW

2 stops21h 40mMultiple Airlines

Fri 1/808:55LGW - SEA

2 stops19h 45mMultiple Airlines

Deal found 2/7£423

Wed 13/823:30SEA - LGW

1 stop31h 10mIcelandair

Fri 5/915:40LGW - SEA

1 stop13h 00mIcelandair

Deal found 1/7£424

Mon 18/816:25SEA - LGW

1 stop17h 25mSWISS

Thu 28/818:40LGW - SEA

2 stops34h 14mSWISS

Deal found 3/7£431

Sat 26/707:49SEA - LGW

2 stops18h 51mBritish Airways

Thu 28/810:40LGW - SEA

2 stops21h 01mBritish Airways

Deal found 3/7£432

Sat 16/805:30SEA - LGW

2 stops20h 30mVirgin Atlantic

Sun 31/812:00LGW - SEA

1 stop19h 15mVirgin Atlantic

Deal found 2/7£437

Sun 17/807:18SEA - LGW

1 stop18h 42mDelta

Thu 28/812:00LGW - SEA

1 stop19h 15mDelta

Deal found 1/7£448

Wed 13/805:34PDX - LGW

2 stops18h 36mAmerican Airlines

Sat 23/810:40LGW - PDX

2 stops20h 19mAmerican Airlines

Deal found 2/7£514

Mon 18/809:55GEG - LGW

1 stop17h 00mMultiple Airlines

Thu 4/910:45LGW - GEG

2 stops32h 59mMultiple Airlines

Deal found 1/7£439

Thu 25/915:20PDX - LGW

1 stop15h 20mIcelandair

Sat 11/1015:40LGW - PDX

1 stop34h 15mIcelandair

Deal found 1/7£477

Tue 9/910:51PDX - LGW

2 stops22h 59mSWISS

Thu 2/1018:40LGW - PDX

2 stops32h 06mSWISS

Deal found 2/7£491

Mon 11/807:19PDX - LGW

1 stop18h 41mDelta

Sat 23/812:00LGW - PDX

1 stop17h 31mDelta

Deal found 2/7£506

Mon 18/810:05PDX - LGW

3 stops26h 50mMultiple Airlines

Wed 27/822:00LGW - PDX

3 stops33h 01mMultiple Airlines

Deal found 30/6£480

Last-minute flights from Washington to Gatwick
Discover last-minute flight deals from Washington to Gatwick. Data last updated 4 July 2025 and is based on user searches.

Wed 9/707:15SEA - LGW

1 stop18h 45mDelta

Tue 22/712:00LGW - SEA

1 stop18h 48mDelta

Deal found 2/7£564

Wed 9/707:00PDX - LGW

1 stop19h 00mDelta

Tue 22/712:00LGW - PDX

1 stop17h 30mDelta

Deal found 2/7£745

Thu 10/711:43SEA - LGW

1 stop13h 52mJetBlue

Tue 22/712:10LGW - SEA

1 stop17h 54mJetBlue

Deal found 2/7£580

Thu 10/715:20PDX - LGW

1 stop15h 20mIcelandair

Thu 31/713:00LGW - PDX

2 stops18h 59mIcelandair

Deal found 2/7£872

Thu 10/713:45PDX - LGW

2 stops35h 40mWestJet

Sun 13/710:45LGW - PDX

2 stops34h 19mWestJet

Deal found 2/7£1,060

Fri 11/706:18SEA - LGW

2 stops18h 17mAmerican Airlines

Fri 25/710:40LGW - SEA

2 stops21h 10mAmerican Airlines

Deal found 3/7£651

Sat 12/710:30PDX - LGW

1 stop16h 25mMultiple Airlines

Thu 31/710:45LGW - PDX

1 stop21h 29mMultiple Airlines

Deal found 1/7£756

Sat 12/706:59PDX - LGW

1 stop19h 01mVirgin Atlantic

Thu 31/712:00LGW - PDX

2 stops18h 01mVirgin Atlantic

Deal found 1/7£858

Sun 13/723:05SEA - LGW

1 stop23h 30mMultiple Airlines

Thu 24/710:25LGW - SEA

1 stop21h 41mMultiple Airlines

Deal found 3/7£433

Sun 13/707:15SEA - LGW

1 stop18h 45mVirgin Atlantic

Tue 22/712:00LGW - SEA

2 stops18h 21mVirgin Atlantic

Deal found 1/7£701

Mon 14/716:25SEA - LGW

1 stop17h 25mSWISS

Fri 25/718:40LGW - SEA

1 stop28h 10mSWISS

Deal found 2/7£607

Mon 14/715:45SEA - LGW

1 stop12h 00mIcelandair

Wed 30/715:35LGW - SEA

1 stop27h 50mIcelandair

Deal found 3/7£649

One-way flights from Washington to Gatwick
Search for one-way flight options from Washington to Gatwick. Find affordable one-way fares based on user searches. Data last updated 4 July 2025.

Mon 15/919:00SEA - LGW

1 stop11h 35mIcelandair

Deal found 1/7£161

Tue 30/915:45SEA - LGW

2 stops20h 30mMultiple Airlines

Deal found 1/7£164

Mon 6/1015:20PDX - LGW

1 stop15h 15mIcelandair

Deal found 3/7£194

Wed 24/910:30PDX - LGW

1 stop16h 25mMultiple Airlines

Deal found 1/7£199

Fri 22/806:25GEG - LGW

1 stop20h 30mMultiple Airlines

Deal found 2/7£321

Wed 30/715:20GEG - LGW

2 stops15h 20mIcelandair

Deal found 2/7£510

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Thu 24/7

15:45-21:25

2 stops21h 40m

London Gatwick

Fri 1/8

08:55-20:40

2 stops19h 45m

£423

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Wed 13/8

23:30-14:40

1 stop31h 10m

London Gatwick

Fri 5/9

15:40-20:40

1 stop13h 00m

£424

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Mon 18/8

16:25-17:50

1 stop17h 25m

London Gatwick

Thu 28/8

18:40-20:54

2 stops34h 14m

£431

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 26/7

07:49-10:40

2 stops18h 51m

London Gatwick

Thu 28/8

10:40-23:41

2 stops21h 01m

£432

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 16/8

05:30-10:00

2 stops20h 30m

London Gatwick

Sun 31/8

12:00-23:15

1 stop19h 15m

£437

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Mon 18/8

09:55-10:55

1 stop17h 00m

London Gatwick

Thu 4/9

10:45-11:44

2 stops32h 59m

£439

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sun 17/8

07:18-10:00

1 stop18h 42m

London Gatwick

Wed 27/8

12:00-23:15

1 stop19h 15m

£448

PortlandLondon

PDX - LGW

PDXLGW

Portland

Thu 25/9

15:20-14:40

1 stop15h 20m

London Gatwick

Sat 11/10

15:40-17:55

1 stop34h 15m

£477

PortlandLondon

PDX - LGW

PDXLGW

Portland

Mon 18/8

10:05-20:55

3 stops26h 50m

London Gatwick

Wed 27/8

22:00-23:01

3 stops33h 01m

£480

PortlandLondon

PDX - LGW

PDXLGW

Portland

Tue 9/9

10:51-17:50

2 stops22h 59m

London Gatwick

Thu 2/10

18:40-18:46

2 stops32h 06m

£491

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 21 results

Best time to book a flight from Washington to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Washington 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 Washington to London Gatwick Airport

What is the cheapest month to book a flight from State of Washington to London Gatwick Airport?

Currently, April is the cheapest month in which you can book a flight from State of Washington to London Gatwick Airport (average of £102). Flying from State of Washington to London Gatwick Airport in July is currently the most expensive (average of £142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from State of Washington to London Gatwick Airport?

Reviews of airlines servicing Gatwick

See what other customers who have flown with Delta, SWISS, andVirgin Atlantic from Washington to London Gatwick Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,970 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,654 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

654 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Icelandair

7.0

Good

512 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the most popular routes from State of Washington to London Gatwick Airport?
Most travelers choose Seattle/Tacoma Intl - London Gatwick, Portland - London Gatwick or Spokane - London Gatwick when deciding on the best route from State of Washington to London Gatwick Airport.
Can I find deals for flights from Washington to Gatwick that include hotel bookings?
Yes. In addition to deals on Washington to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Washington to Gatwick?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Gatwick.
Can I find deals for business class flights from Washington to Gatwick?
Yes. Cheapflights offers flight deals from Washington to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from State of Washington to London Gatwick Airport?
Currently, April is the cheapest month in which you can book a flight from State of Washington to London Gatwick Airport (average of £102). Flying from State of Washington to London Gatwick Airport in July is currently the most expensive (average of £142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Deal

Gatwick

Luton

Slough

Wembley

Crawley

Eastbourne

Ilford

Hayes

Folkestone

Southend-on-Sea

Watford

Ipswich

Winchester

Maidstone

Guildford

Chichester

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Cheapflights helps you search for flights from Washington to Gatwick via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Washington to Gatwick?

Cheapflights helps you find that perfect flight to Gatwick from Washington by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Washington to Gatwick with no change fees?

Yes, we can. To see specific flights from Washington to Gatwick with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington to Gatwick become cheaper?

Yes, Cheapflights offers price alerts on Washington to Gatwick flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Washington to London Gatwick Airport from £161

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Washington to Gatwick

Keep the following information in mind while searching for Washington to Gatwick flight deals. Data was last updated 4 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington to Gatwick

Cheapest flights from Washington to GatwickExplore the most affordable flight options available from Washington to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Explore the most affordable flight options available from Washington to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to London Gatwick Airport that are best for you.

Best time to book a flight from Washington to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to London Gatwick Airport

What is the cheapest month to book a flight from State of Washington to London Gatwick Airport?

How much does it cost for a return flight from State of Washington to London Gatwick Airport?

Reviews of airlines servicing Gatwick

Get insights into the airlines that provide service to Gatwick. 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 Gatwick. Reviews last updated 4 July 2025.

See what other customers who have flown with Delta, SWISS, andVirgin Atlantic from Washington to London Gatwick Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

How can I find direct flights from Washington to Gatwick?

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

What is the cheapest month to book a flight from State of Washington to London Gatwick Airport?

Travelling to a place near Washington?

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How does Cheapflights help users find flights from Washington to Gatwick?

Why should you use Cheapflights to find cheap flight tickets from Washington to Gatwick?

Can Cheapflights find flights from Washington to Gatwick with no change fees?

Can Cheapflights notify me if prices for flights from Washington to Gatwick become cheaper?

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Cheapest flights from Washington to Gatwick
Explore the most affordable flight options available from Washington to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.