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Cheap flights from London Gatwick Airport to Washington, D.C. from £218

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — WAS
30 Mar — 6 Apr1
1 adult

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

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Washington, D.C. (WAS). 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 25 March 2025.

Round-trip from

£350

One-way from

£218

Popular in

July

Cheapest in

March

Average price

£449
28/4-8/5
  • 28/4-8/5
  • 2 total stops
  • 59h 59m total
  • London to Washington, D.C.
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5/5
  • 5/5
  • 1 total stop
  • 27h 20m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£144 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Find flight deals from Gatwick to Washington, D.C.

Cheapest flights from Gatwick to Washington, D.C.
Explore the most affordable flight options available from Gatwick to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Mon 28/410:00LGW - BWI
1 stop27h 20mMultiple Airlines
Thu 8/520:21BWI - LGW
1 stop32h 39mMultiple Airlines
Deal found 24/3£350
Thu 8/508:55LGW - IAD
2 stops16h 04mMultiple Airlines
Thu 15/522:05IAD - LGW
2 stops18h 20mMultiple Airlines
Deal found 24/3£426
Thu 8/515:40LGW - BWI
1 stop32h 45mIcelandair
Thu 15/520:30BWI - LGW
1 stop13h 10mIcelandair
Deal found 24/3£435
Sat 3/515:40LGW - IAD
1 stop32h 40mIcelandair
Sun 11/520:30IAD - LGW
1 stop13h 10mIcelandair
Deal found 25/3£436
Thu 19/612:10LGW - DCA
1 stop11h 49mJetBlue
Tue 24/615:00DCA - LGW
1 stop13h 35mJetBlue
Deal found 25/3£466
Fri 23/512:10LGW - DCA
2 stops39h 48mIcelandair
Tue 27/515:15DCA - LGW
1 stop13h 20mIcelandair
Deal found 25/3£505
Mon 5/516:25LGW - IAD
1 stop27h 55mTAP AIR PORTUGAL
Thu 7/822:20IAD - LGW
1 stop30h 25mTAP AIR PORTUGAL
Deal found 24/3£515
Thu 24/413:05LGW - DCA
1 stop14h 45mNorse Atlantic UK
Wed 30/411:00DCA - LGW
1 stop14h 20mNorse Atlantic UK
Deal found 25/3£524
Tue 20/507:00LGW - DCA
2 stops19h 53mMultiple Airlines
Tue 3/609:40DCA - LGW
2 stops20h 30mMultiple Airlines
Deal found 25/3£528
Fri 9/518:40LGW - IAD
1 stop26h 35mSWISS
Thu 15/520:45IAD - LGW
1 stop16h 05mSWISS
Deal found 24/3£530
Mon 28/415:05LGW - DCA
1 stop12h 24mAmerican Airlines
Wed 7/517:49DCA - LGW
1 stop9h 21mAmerican Airlines
Deal found 24/3£534
Thu 8/515:05LGW - IAD
2 stops27h 17mAmerican Airlines
Thu 15/513:59IAD - LGW
2 stops13h 11mAmerican Airlines
Deal found 24/3£545

Cheapflights Fare Finder

Customise your flight search to find flights from Gatwick to Washington, D.C. 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 25 March 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Washington, D.C. that are best for you.

Fly from

Gatwick

Fly to

Washington, D.C.

Route

Depart

Return

Price

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Mon 28/4

10:00-08:20

1 stop27h 20m

Baltimore/Washington

Thu 8/5

20:21-10:00

1 stop32h 39m

£350

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Thu 8/5

08:55-19:59

2 stops16h 04m

Washington, D.C. Dulles Intl

Thu 15/5

22:05-21:25

2 stops18h 20m

£426

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 8/5

15:40-19:25

1 stop32h 45m

Baltimore/Washington

Thu 15/5

20:30-14:40

1 stop13h 10m

£435

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Sat 3/5

15:40-19:20

1 stop32h 40m

Washington, D.C. Dulles Intl

Sun 11/5

20:30-14:40

1 stop13h 10m

£436

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 19/6

12:10-18:59

1 stop11h 49m

Washington, D.C. Reagan-National

Tue 24/6

15:00-09:35

1 stop13h 35m

£466

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Fri 23/5

12:10-22:58

2 stops39h 48m

Washington, D.C. Reagan-National

Tue 27/5

15:15-09:35

1 stop13h 20m

£505

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Mon 5/5

16:25-15:20

1 stop27h 55m

Washington, D.C. Dulles Intl

Thu 7/8

22:20-09:45

1 stop30h 25m

£515

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 24/4

13:05-22:50

1 stop14h 45m

Washington, D.C. Reagan-National

Wed 30/4

11:00-06:20

1 stop14h 20m

£524

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 20/5

07:00-21:53

2 stops19h 53m

Washington, D.C. Reagan-National

Tue 3/6

09:40-11:10

2 stops20h 30m

£528

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 9/5

18:40-16:15

1 stop26h 35m

Washington, D.C. Dulles Intl

Thu 15/5

20:45-17:50

1 stop16h 05m

£530

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 35 results
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Best time to book a flight from Gatwick to Washington, D.C.

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

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

Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Washington, D.C. (average of £599). Flying from London Gatwick Airport to Washington, D.C. in July is currently the most expensive (average of £947). 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 LGW to WAS?

Find hourly flight availability from Gatwick to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

One of the essential ways to save on airfare from London Gatwick Airport to Washington, D.C. is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 30% on airfare.

What is the cheapest day to fly from London Gatwick Airport to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from Gatwick to Washington, D.C.. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Gatwick Airport to Washington, D.C. flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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, D.C.. Reviews last updated 25 March 2025.
Peruse reviews from past customers who have flown with Delta, Finnair and SWISS from London to Washington, D.C. to help guide your decision. 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
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,423 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
634 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    Flying on Icelandair is currently your cheapest option to Washington, D.C., with prices starting at £435. Additional return tickets that might be worth considering are offered by JetBlue and TAP AIR PORTUGAL, with the lowest prices starting at £466 and £515, respectively. These flights start at 24% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from London Gatwick Airport to Washington, D.C. are TAP AIR PORTUGAL (£333), WestJet (£384), and Icelandair (£435).

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

    Most travelers choose London Gatwick - Washington, D.C. Dulles Intl, London Gatwick - Baltimore/Washington or London Gatwick - Washington, D.C. Reagan-National when deciding on the best route from London Gatwick Airport to Washington, D.C..

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Washington, D.C. (average of £599). Flying from London Gatwick Airport to Washington, D.C. in July is currently the most expensive (average of £947). 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 London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
College Park
Laurel
Tysons

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Top 6 airlines flying from Gatwick to Washington, D.C.

Discover the top 6 airlines that operate flights from Gatwick to Washington, D.C.. 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£279Average£540FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£360Average£557FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
TAP AIR PORTUGALCheapest£364Average£644FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
JetBlueCheapest£448Average£623FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
British AirwaysCheapest£504Average£651FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£517Average£664FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Gatwick to Washington, D.C. 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 Gatwick to Washington, D.C.?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Gatwick.

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

Yes! Cheapflights helps users easily find flights from Gatwick to Washington, D.C. with no change fees.

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

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

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