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Cheap flights from Washington, D.C. to London Gatwick Airport from £167

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 16/7. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LGW
22 Apr — 29 Apr1
1 adult

Cheap flight deals from Washington, D.C. to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Gatwick (LGW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 April 2025.

Round-trip from

£386

One-way from

£167

Popular in

February

Cheapest in

January

Average price

£633
Icelandair
  • Icelandair
  • 13/10-3/12
  • 2 total stops
  • 24h 30m total
  • Washington, D.C. to London
16/7
  • 16/7
  • 1 total stop
  • 16h 48m total
  • Washington, D.C. to London
Highest demand for flights based on searches. 10% potential increase in price (£50 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Washington, D.C. to Gatwick

Cheapest flights from Washington, D.C. to Gatwick
Explore the most affordable flight options available from Washington, D.C. to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Mon 13/1020:30IAD - LGW
1 stop13h 05mIcelandair
Wed 3/1211:55LGW - IAD
1 stop11h 25mIcelandair
Deal found 16/4£386
Mon 13/1020:30BWI - LGW
1 stop13h 05mIcelandair
Wed 3/1211:55LGW - BWI
1 stop11h 35mIcelandair
Deal found 16/4£396
Sun 4/506:10BWI - LGW
1 stop23h 45mMultiple Airlines
Tue 13/514:00LGW - BWI
1 stop32h 48mMultiple Airlines
Deal found 16/4£438
Mon 5/522:20IAD - LGW
1 stop30h 25mTAP AIR PORTUGAL
Wed 7/516:25LGW - IAD
1 stop27h 55mTAP AIR PORTUGAL
Deal found 16/4£458
Wed 7/520:45IAD - LGW
1 stop16h 10mSWISS
Wed 14/518:35LGW - IAD
1 stop26h 40mSWISS
Deal found 16/4£462
Mon 25/817:40DCA - LGW
1 stop10h 55mJetBlue
Tue 9/912:10LGW - DCA
1 stop13h 41mJetBlue
Deal found 15/4£464
Tue 3/620:30IAD - LGW
2 stops18h 10mMultiple Airlines
Thu 12/617:00LGW - IAD
2 stops31h 20mMultiple Airlines
Deal found 15/4£469
Sat 3/512:30DCA - LGW
1 stop14h 40mMultiple Airlines
Wed 14/514:30LGW - DCA
1 stop23h 50mMultiple Airlines
Deal found 15/4£476
Mon 15/912:59DCA - LGW
1 stop14h 11mBritish Airways
Tue 23/915:05LGW - DCA
1 stop12h 55mBritish Airways
Deal found 15/4£478
Wed 7/517:49DCA - LGW
1 stop9h 21mAmerican Airlines
Fri 16/515:05LGW - DCA
1 stop12h 31mAmerican Airlines
Deal found 16/4£487
Sun 17/810:05IAD - LGW
2 stops18h 55mVirgin Atlantic
Sat 6/912:00LGW - IAD
1 stop12h 37mVirgin Atlantic
Deal found 15/4£490
Mon 5/512:35DCA - LGW
2 stops26h 25mIberia
Tue 20/511:35LGW - DCA
2 stops16h 01mIberia
Deal found 16/4£509

Cheapflights Fare Finder

Customise your flight search to find flights from Washington, D.C. to Gatwick 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 17 April 2025.
Use the filters below to find and compare flights from Washington, D.C. to London Gatwick Airport that are best for you.

Fly from

Washington, D.C.

Fly to

Gatwick

Route

Depart

Return

Price

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Mon 13/10

20:30-14:35

1 stop13h 05m

London Gatwick

Wed 3/12

11:55-18:20

1 stop11h 25m

£386

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Mon 13/10

20:30-14:35

1 stop13h 05m

London Gatwick

Wed 3/12

11:55-18:30

1 stop11h 35m

£396

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Sun 4/5

06:10-10:55

1 stop23h 45m

London Gatwick

Tue 13/5

14:00-17:48

1 stop32h 48m

£438

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Mon 5/5

22:20-09:45

1 stop30h 25m

London Gatwick

Wed 7/5

16:25-15:20

1 stop27h 55m

£458

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Wed 7/5

20:45-17:55

1 stop16h 10m

London Gatwick

Wed 14/5

18:35-16:15

1 stop26h 40m

£462

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Mon 18/8

12:40-09:35

1 stop15h 55m

London Gatwick

Thu 4/9

12:10-20:51

1 stop13h 41m

£464

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Tue 3/6

20:30-19:40

2 stops18h 10m

London Gatwick

Thu 12/6

17:00-19:20

2 stops31h 20m

£469

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Sat 3/5

12:30-08:10

1 stop14h 40m

London Gatwick

Wed 14/5

14:30-09:20

1 stop23h 50m

£476

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Mon 15/9

12:59-08:10

1 stop14h 11m

London Gatwick

Tue 23/9

15:05-23:00

1 stop12h 55m

£478

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 7/5

17:49-08:10

1 stop9h 21m

London Gatwick

Tue 20/5

15:05-22:36

1 stop12h 31m

£487

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 44 results
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Best time to book a flight from Washington, D.C. to Gatwick

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

What is the cheapest month to book a flight from Washington, D.C. to London Gatwick Airport?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to London Gatwick Airport (average of £101). Flying from Washington, D.C. 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.

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

Find hourly flight availability from Washington, D.C. to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to London Gatwick Airport as you normally would.

Rainfall in Gatwick by month

Plan your trip to Gatwick by taking into account the average rainfall totals by month.

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.

Temperature in Gatwick by month

Plan your trip to Gatwick by taking into account the average temperature totals by month.

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).

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 17 April 2025.
Get a feel of what it's like to fly with Delta, Porter Airlines and SWISS from Washington, D.C. to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 cheapest airlines flying from Washington, D.C. to London Gatwick Airport round-trip?

    Flying on Icelandair is currently your cheapest option to London Gatwick Airport, with prices starting at £386. Additional return tickets that might be worth considering are offered by TAP AIR PORTUGAL and SWISS, with the lowest prices starting at £458 and £462, respectively. Icelandair is currently priced 34% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. to London Gatwick Airport one-way?

    The cheapet airlines for a one-way flight from Washington, D.C. to London Gatwick Airport are Icelandair (£183), TAP AIR PORTUGAL (£204), and JetBlue (£241).

  • What are the most popular routes from Washington, D.C. to London Gatwick Airport?

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

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

  • How can I find direct flights from Washington, D.C. to Gatwick?

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

  • Can I find deals for business class flights from Washington, D.C. to Gatwick?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to London Gatwick Airport?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to London Gatwick Airport (average of £101). Flying from Washington, D.C. 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

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Slough
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Eastbourne
Wembley
Hayes
Crawley
Southend-on-Sea
Maidstone
Ipswich
Southall
Ilford
Winchester
Folkestone
Dartford
Watford

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Top airline flying from Washington, D.C. to Gatwick

Discover the top airline that operate flights from Washington, D.C. to Gatwick. 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£365Average£913FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Washington, D.C. to Gatwick?

Cheapflights makes it easy to find Washington, D.C. to Gatwick flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Gatwick?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Washington, D.C. to Gatwick.

Can Cheapflights find flights from Washington, D.C. to Gatwick with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Washington, D.C. to Gatwick flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Gatwick become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Gatwick from Washington, D.C. today and book when prices fit your budget.

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