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Gatwick

$299+ Cheap flights from Dulles Intl (IAD) to Gatwick (LGW)

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LGW
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Dulles Intl to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 junio 12, 2025.

Round-trip from

$656
(oojo)

One-way from

$299
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,003
From Washington, D.C. Dulles Intl to London Gatwick
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One-way flight from Washington, D.C. Dulles Intl to London Gatwick
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Dulles Intl to Gatwick

Cheapest flights from Dulles Intl to Gatwick
Explore the most affordable flight options available from Dulles Intl to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/158:30 pmIAD - LGW
1 stop10h 15mIcelandair
lun. 8/253:40 pmLGW - IAD
1 stop11h 30mIcelandair
Deal found 6/9$656
This FlightHub deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/188:45 pmIAD - LGW
1 stop16h 05mSWISS
mié. 7/236:35 pmLGW - IAD
1 stop26h 40mSWISS
Deal found 6/9$659
This FlightHub deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/44:30 pmIAD - LGW
1 stop13h 45mITA Airways
lun. 9/812:05 pmLGW - IAD
1 stop31h 35mITA Airways
Deal found 6/12$663
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/16:00 amIAD - LGW
2 stops23h 00mDelta
lun. 9/812:00 pmLGW - IAD
1 stop12h 43mDelta
Deal found 6/10$664
This oojo deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/45:50 pmIAD - LGW
2 stops21h 35mTAP AIR PORTUGAL
dom. 9/710:35 amLGW - IAD
1 stop33h 45mTAP AIR PORTUGAL
Deal found 6/11$671
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/101:36 pmIAD - LGW
1 stop15h 24mMultiple Airlines
jue. 8/2110:00 amLGW - IAD
1 stop14h 12mMultiple Airlines
Deal found 6/12$676
This Virgin Atlantic deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/212:12 pmIAD - LGW
1 stop16h 48mVirgin Atlantic
sáb. 8/912:00 pmLGW - IAD
1 stop12h 51mVirgin Atlantic
Deal found 6/10$692
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/612:48 pmIAD - LGW
2 stops14h 47mAmerican Airlines
vie. 9/1912:20 pmLGW - IAD
2 stops26h 47mAmerican Airlines
Deal found 6/11$703
This Turkish Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/161:30 pmIAD - LGW
1 stop15h 25mTurkish Airlines
mar. 12/26:25 amLGW - IAD
1 stop17h 50mTurkish Airlines
Deal found 6/10$723

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 2,558,603 searches. Data last updated junio 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport that are best for you.

Fly from

Dulles Intl

Fly to

Gatwick

Route

Depart

Return

Price

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

vie. 8/15

8:30 pm-11:45 am

1 stop10h 15m

London Gatwick

lun. 8/25

3:40 pm-10:10 pm

1 stop11h 30m

$656

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

vie. 7/18

8:45 pm-5:50 pm

1 stop16h 05m

London Gatwick

mié. 7/23

6:35 pm-4:15 pm

1 stop26h 40m

$659

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

jue. 9/4

5:50 pm-8:25 pm

2 stops21h 35m

London Gatwick

mar. 9/9

4:25 pm-3:20 pm

1 stop27h 55m

$663

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

lun. 9/1

6:00 am-10:00 am

2 stops23h 00m

London Gatwick

lun. 9/8

12:00 pm-7:43 pm

1 stop12h 43m

$664

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

mié. 7/16

10:25 am-8:40 pm

2 stops29h 15m

London Gatwick

mié. 7/23

9:45 am-4:15 pm

2 stops35h 30m

$679

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

sáb. 8/2

12:12 pm-10:00 am

1 stop16h 48m

London Gatwick

sáb. 8/9

12:00 pm-7:51 pm

1 stop12h 51m

$692

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

sáb. 9/6

12:48 pm-8:35 am

2 stops14h 47m

London Gatwick

vie. 9/19

12:20 pm-10:07 am

2 stops26h 47m

$703

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

jue. 10/16

1:30 pm-9:55 am

1 stop15h 25m

London Gatwick

mar. 12/2

6:25 am-7:15 pm

1 stop17h 50m

$723

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

lun. 8/25

12:13 pm-11:15 am

2 stops18h 02m

London Gatwick

mié. 9/3

12:05 pm-2:40 pm

1 stop31h 35m

$798

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

mié. 8/6

10:20 pm-7:40 pm

2 stops16h 20m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 results
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Best time to book a flight from Dulles Intl to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Dulles Intl with our price prediction graph.
Estimated round-trip 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. Dulles Intl Airport to London Gatwick Airport

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport (average of $569). Flying from Washington, D.C. Dulles Intl Airport to London Gatwick Airport in June is currently the most expensive (average of $777). 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.

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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Gatwick Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 junio 12, 2025.
Read reviews from past customers who have flown Porter Airlines, Delta and SWISS from Washington, D.C. to London. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Crew

8.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
288 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Crew

8.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Delta
8.0
Very good
7,946 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Crew

8.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
SWISS
7.5
Good
1,623 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Crew

8.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Virgin Atlantic
7.4
Good
652 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Crew

8.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.2

Food

7.6

Crew

8.7

Comfort

8.1

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to London Gatwick Airport round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to London Gatwick Airport is Icelandair. Our recent data shows that you can find tickets from as low as $656 on this airline. Additional options worth looking into are SWISS and TAP AIR PORTUGAL, starting at $659 and $663 round-trip. These flights start at 10% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $302. Users have also found prices from $338 and $379 on TAP AIR PORTUGAL and Porter Airlines, respectively.

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

    Yes. In addition to deals on Dulles Intl to Gatwick flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Gatwick?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to London Gatwick Airport?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport (average of $569). Flying from Washington, D.C. Dulles Intl Airport to London Gatwick Airport in June is currently the most expensive (average of $777). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Dulles Intl to Gatwick

Discover the top airline that operate flights from Dulles Intl 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 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$481Average$678FlexibilityNo cancel feeOn-time76%

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