What is the cheapest airline to fly 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 £370. This flight start at 30% lower than the current average price 3 months from now.

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

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.

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.

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).

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

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

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

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 22% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from London Gatwick Airport to Washington, D.C.?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 51 days in advance, which can save you up to 44% on flights from London Gatwick Airport to Washington, D.C. compared to booking the week you need them. Waiting 51 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £538. For sooner than that we have options available in the next 3 days from £828.

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

Flights from London Gatwick Airport to Washington, D.C. lean towards being more expensive in July. Prices are generally better when you fly from London Gatwick Airport to Washington, D.C. in February, with the cheapest ticket starting at £225.

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.

£213+ Flights from London Gatwick Airport to Washington, D.C.

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

Round-trip from	£423
One-way from	£213
Popular in	August
Cheapest in	September
Average price	£819

Icelandair
6/11-10/11
2 total stops
22h 00m total
London to Washington, D.C.

Search Deals

5/9
1 total stop
18h 37m total
London to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£79 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£19 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

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 15 August 2025.

Thu 6/1111:55LGW - BWI

1 stop11h 45mIcelandair

Mon 10/1119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 13/8£423

Tue 2/913:00LGW - BWI

1 stop11h 25mIcelandair

Tue 23/920:30BWI - LGW

1 stop13h 10mIcelandair

Deal found 13/8£423

Mon 15/915:40LGW - BWI

1 stop32h 45mIcelandair

Mon 22/920:30BWI - LGW

1 stop13h 05mIcelandair

Deal found 14/8£424

Mon 8/915:40LGW - BWI

1 stop32h 45mIcelandair

Sun 14/920:30BWI - LGW

1 stop13h 10mIcelandair

Deal found 12/8£425

Sat 30/813:00LGW - BWI

1 stop11h 25mIcelandair

Sat 6/920:30BWI - LGW

1 stop10h 15mIcelandair

Deal found 13/8£426

Tue 2/913:00LGW - BWI

1 stop11h 25mIcelandair

Fri 5/920:30BWI - LGW

1 stop10h 15mIcelandair

Deal found 14/8£426

Thu 18/915:40LGW - BWI

1 stop32h 45mIcelandair

Tue 23/920:30BWI - LGW

1 stop13h 10mIcelandair

Deal found 14/8£427

Mon 1/914:00LGW - BWI

1 stop26h 44mMultiple Airlines

Tue 9/920:52BWI - LGW

1 stop32h 08mMultiple Airlines

Deal found 14/8£428

Mon 1/908:40LGW - BWI

2 stops14h 00mMultiple Airlines

Fri 5/918:50BWI - LGW

2 stops17h 20mMultiple Airlines

Deal found 14/8£428

Wed 3/914:00LGW - BWI

2 stops26h 01mMultiple Airlines

Fri 12/920:52BWI - LGW

1 stop32h 08mMultiple Airlines

Deal found 13/8£429

Wed 8/1008:00LGW - BWI

2 stops14h 40mMultiple Airlines

Wed 22/1018:50BWI - LGW

3 stops32h 15mMultiple Airlines

Deal found 14/8£430

Sat 4/1014:00LGW - BWI

1 stop28h 14mMultiple Airlines

Sat 11/1020:30BWI - LGW

1 stop32h 40mMultiple Airlines

Deal found 14/8£431

Best flights from Gatwick to Washington, D.C.
Discover carefully curated flight deals from Gatwick to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2025.

Thu 6/1111:55LGW - BWI

1 stop11h 45mIcelandair

Mon 10/1119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 13/8£423

Sat 27/912:10LGW - DCA

1 stop13h 45mJetBlue

Sat 4/1018:59DCA - LGW

1 stop9h 36mJetBlue

Deal found 12/8£439

Tue 7/1016:25LGW - IAD

1 stop27h 55mTAP AIR PORTUGAL

Mon 13/1022:20IAD - LGW

1 stop12h 15mTAP AIR PORTUGAL

Deal found 14/8£440

Tue 16/921:45LGW - IAD

2 stops22h 35mMultiple Airlines

Tue 30/922:20IAD - LGW

2 stops16h 50mMultiple Airlines

Deal found 13/8£440

Sun 23/1111:55LGW - BWI

1 stop11h 45mIcelandair

Wed 26/1119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 13/8£423

Fri 3/1012:10LGW - DCA

1 stop26h 46mJetBlue

Mon 6/1016:39DCA - LGW

1 stop11h 56mJetBlue

Deal found 13/8£440

Wed 1/1016:25LGW - IAD

1 stop33h 25mTAP AIR PORTUGAL

Mon 13/1022:20IAD - LGW

1 stop30h 25mTAP AIR PORTUGAL

Deal found 14/8£440

Wed 3/916:30LGW - IAD

2 stops27h 50mMultiple Airlines

Tue 30/922:20IAD - LGW

1 stop12h 15mMultiple Airlines

Deal found 14/8£446

Sat 22/1111:55LGW - BWI

1 stop11h 45mIcelandair

Tue 25/1119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 13/8£423

Mon 22/912:10LGW - DCA

1 stop13h 45mJetBlue

Fri 3/1016:45DCA - LGW

1 stop11h 50mJetBlue

Deal found 14/8£440

Wed 1/1016:25LGW - IAD

1 stop33h 25mTAP AIR PORTUGAL

Wed 8/1017:50IAD - LGW

1 stop15h 10mTAP AIR PORTUGAL

Deal found 14/8£441

Thu 13/1114:00LGW - IAD

1 stop34h 51mMultiple Airlines

Sun 16/1122:30IAD - LGW

1 stop12h 15mMultiple Airlines

Deal found 14/8£447

Last-minute flights from Gatwick to Washington, D.C.
Discover last-minute flight deals from Gatwick to Washington, D.C.. Data last updated 15 August 2025 and is based on user searches.

Wed 20/812:10LGW - DCA

1 stop12h 48mJetBlue

Mon 8/915:15DCA - LGW

1 stop13h 20mJetBlue

Deal found 13/8£452

Wed 20/812:10LGW - DCA

1 stop12h 48mJetBlue

Sun 7/917:55DCA - LGW

1 stop10h 40mJetBlue

Deal found 13/8£471

Wed 20/812:10LGW - DCA

1 stop12h 48mJetBlue

Thu 11/918:59DCA - LGW

1 stop9h 36mJetBlue

Deal found 14/8£496

Thu 21/815:40LGW - BWI

1 stop32h 45mIcelandair

Fri 5/920:30BWI - LGW

1 stop10h 15mIcelandair

Deal found 13/8£446

Thu 21/815:40LGW - IAD

1 stop11h 30mIcelandair

Wed 3/920:30IAD - LGW

1 stop10h 15mIcelandair

Deal found 13/8£469

Thu 21/815:40LGW - IAD

1 stop11h 30mIcelandair

Tue 2/923:15IAD - LGW

1 stop31h 30mIcelandair

Deal found 13/8£470

Thu 21/815:40LGW - IAD

1 stop11h 30mIcelandair

Thu 4/923:15IAD - LGW

1 stop31h 30mIcelandair

Deal found 14/8£494

Thu 21/815:40LGW - IAD

1 stop11h 30mIcelandair

Fri 12/923:15IAD - LGW

1 stop10h 25mIcelandair

Deal found 14/8£504

Thu 21/815:40LGW - IAD

1 stop11h 30mIcelandair

Sun 7/923:15IAD - LGW

1 stop31h 30mIcelandair

Deal found 14/8£504

Fri 22/815:40LGW - IAD

1 stop11h 30mIcelandair

Wed 3/920:30IAD - LGW

1 stop10h 15mIcelandair

Deal found 13/8£486

Mon 25/814:00LGW - BWI

1 stop26h 44mMultiple Airlines

Tue 9/920:52BWI - LGW

1 stop32h 08mMultiple Airlines

Deal found 14/8£465

Mon 25/814:00LGW - BWI

2 stops29h 46mMultiple Airlines

Wed 17/905:45BWI - LGW

2 stops32h 10mMultiple Airlines

Deal found 12/8£492

One-way flights from Gatwick to Washington, D.C.
Search for one-way flight options from Gatwick to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 15 August 2025.

Fri 5/910:00LGW - BWI

1 stop18h 37mMultiple Airlines

Deal found 14/8£213

Mon 6/1008:30LGW - BWI

1 stop14h 10mMultiple Airlines

Deal found 14/8£214

Thu 28/810:00LGW - BWI

1 stop18h 59mMultiple Airlines

Deal found 14/8£218

Wed 15/1020:50LGW - BWI

2 stops25h 50mMultiple Airlines

Deal found 14/8£220

Thu 4/1214:00LGW - BWI

1 stop23h 50mMultiple Airlines

Deal found 12/8£229

Tue 9/914:00LGW - BWI

1 stop30h 32mMultiple Airlines

Deal found 14/8£230

Sat 30/810:00LGW - BWI

1 stop18h 59mMultiple Airlines

Deal found 13/8£232

Wed 27/814:00LGW - BWI

1 stop26h 44mMultiple Airlines

Deal found 13/8£233

Mon 9/214:00LGW - IAD

3 stops31h 13mMultiple Airlines

Deal found 14/8£398

Sat 30/814:00LGW - DCA

2 stops27h 11mMultiple Airlines

Deal found 13/8£399

Mon 26/107:40LGW - IAD

1 stop15h 50mMultiple Airlines

Deal found 12/8£400

Mon 25/814:00LGW - DCA

2 stops51h 11mMultiple Airlines

Deal found 13/8£400

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 6/11

11:55-18:40

1 stop11h 45m

Baltimore/Washington

Mon 10/11

19:40-10:55

1 stop10h 15m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Sun 23/11

11:55-18:40

1 stop11h 45m

Baltimore/Washington

Wed 26/11

19:40-10:55

1 stop10h 15m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Sat 22/11

11:55-18:40

1 stop11h 45m

Baltimore/Washington

Tue 25/11

19:40-10:55

1 stop10h 15m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Fri 31/10

11:55-19:40

1 stop11h 45m

Baltimore/Washington

Mon 3/11

19:40-10:55

1 stop10h 15m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Fri 14/11

11:55-18:40

1 stop11h 45m

Baltimore/Washington

Tue 18/11

19:40-10:55

1 stop10h 15m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Tue 2/9

13:00-19:25

1 stop11h 25m

Baltimore/Washington

Tue 23/9

20:30-14:40

1 stop13h 10m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Sat 13/9

15:40-19:25

1 stop32h 45m

Baltimore/Washington

Thu 2/10

20:30-14:40

1 stop13h 10m

£423

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Mon 15/9

15:40-19:25

1 stop32h 45m

Baltimore/Washington

Mon 22/9

20:30-14:35

1 stop13h 05m

£424

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Mon 8/9

15:40-19:25

1 stop32h 45m

Baltimore/Washington

Sun 14/9

20:30-14:40

1 stop13h 10m

£425

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Mon 22/9

15:40-19:25

1 stop32h 45m

Baltimore/Washington

Mon 29/9

20:30-14:35

1 stop13h 05m

£425

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 58 results

...

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?

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’s the top stopover airport for flights from London Gatwick Airport to Washington, D.C.?

Reykjavik (KEF) – chosen by Cheapflights users on 69% of one-stop itineraries from London Gatwick Airport to Washington, D.C. on Cheapflights.

What’s the cheapest stopover airport for flights from London Gatwick Airport to Washington, D.C.?

Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of £407.

What’s the fastest stopover option from London Gatwick Airport to Washington, D.C.?

Flights via Dublin (DUB) have the shortest average one-way travel time for one-stop routes: 10h 50m.

Which airport typically offers the quickest stopover for flights from London Gatwick Airport to Washington, D.C.?

Flights via New York (JFK) offer the fastest connection on this route, with an average stopover time of 1h 11m.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown with Icelandair and British Airways from London Gatwick Airport to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Icelandair

7.0

Good

526 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient

Icelandair

7.0

Good

526 reviews

Icelandair

7.0

Good

526 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

KEF - EWR

British Airways

6.7

Okay

7,267 reviews

Icelandair

7.0

Good

526 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

KEF - EWR

Related info for your journey

What is the cheapest airline to fly 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 £370. This flight start at 30% lower than the current average price 3 months from now.
What are the most popular routes from London Gatwick Airport to Washington, D.C.?
Most travelers choose London Gatwick - Baltimore/Washington, London Gatwick - Washington, D.C. Dulles Intl 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

Silver Spring

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

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£351	Average£507	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights

Fly with Cheapflights

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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Cheap flights from London Gatwick Airport to Washington, D.C. 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 15 August 2025.

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 15 August 2025.

Cheapflights Fare Finder

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

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.

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.?

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 15 August 2025.

What’s the top stopover airport for flights from London Gatwick Airport to Washington, D.C.?

Share of one-stop return flights from London Gatwick Airport to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from London Gatwick Airport to Washington, D.C.?

Average return fare for one-stop flights from London Gatwick Airport to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from London Gatwick Airport to Washington, D.C.?

Shortest average travel time for one-stop one-way flights from London Gatwick Airport to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from London Gatwick Airport to Washington, D.C.?

Average stopover duration for one-stop one-way flights from London Gatwick Airport to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown with Icelandair and British Airways from London Gatwick Airport to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated 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 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 is the cheapest airline to fly from London Gatwick Airport to Washington, D.C. round-trip?

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Washington, D.C.

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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 15 August 2025.