$231 Cheap flights from Washington Dulles Intl. to Gatwick (IAD to LGW)

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Find The Best Dates To Fly from Washington Dulles Intl. to Gatwick

Compare Flight Prices from Washington to London

Affordable Airfare Tickets from IAD to LGW Airport

The cheapest flights to Gatwick found within the past 7 days were $448 round trip and $231 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Sep 16 - Tue, Sep 23
IAD
Washington
LGW
London
$448 Roundtrip, found 15 hours ago
$448
Roundtrip
found 15 hours ago
Select TAP Portugal flight, departing Tue, Sep 16 from Washington to London, returning Tue, Sep 23, priced at $448 found 15 hours ago
Sun, Sep 7 - Tue, Sep 23
IAD
Washington
LGW
London
$455 Roundtrip, found 2 hours ago
$455
Roundtrip
found 2 hours ago
Select TAP Portugal flight, departing Sun, Sep 7 from Washington to London, returning Tue, Sep 23, priced at $455 found 2 hours ago
Mon, Sep 8 - Mon, Sep 15
IAD
Washington
LGW
London
$456 Roundtrip, found 6 days ago
$456
Roundtrip
found 6 days ago
Select TAP Portugal flight, departing Mon, Sep 8 from Washington to London, returning Mon, Sep 15, priced at $456 found 6 days ago
Sun, Sep 7 - Tue, Sep 23
IAD
Washington
LGW
London
$463 Roundtrip, found 2 hours ago
$463
Roundtrip
found 2 hours ago
Select TAP Portugal flight, departing Sun, Sep 7 from Washington to London, returning Tue, Sep 23, priced at $463 found 2 hours ago
Mon, Sep 22 - Mon, Oct 6
IAD
Washington
LGW
London
$464 Roundtrip, found 5 days ago
$464
Roundtrip
found 5 days ago
Select TAP Portugal flight, departing Mon, Sep 22 from Washington to London, returning Mon, Oct 6, priced at $464 found 5 days ago
Wed, Sep 3 - Thu, Sep 25
IAD
Washington
LGW
London
$495 Roundtrip, found 4 days ago
$495
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Sep 3 from Washington to London, returning Thu, Sep 25, priced at $495 found 4 days ago
Mon, Sep 8 - Mon, Sep 15
IAD
Washington
LGW
London
$503 Roundtrip, found 6 days ago
$503
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Sep 8 from Washington to London, returning Mon, Sep 15, priced at $503 found 6 days ago
Tue, Aug 19 - Wed, Sep 17
IAD
Washington
LGW
London
$507 Roundtrip, found 6 days ago
$507
Roundtrip
found 6 days ago
Select Iberia flight, departing Tue, Aug 19 from Washington to London, returning Wed, Sep 17, priced at $507 found 6 days ago
Sun, Oct 12 - Mon, Oct 20
IAD
Washington
LGW
London
$515 Roundtrip, found 1 day ago
$515
Roundtrip
found 1 day ago
Select Iberia flight, departing Sun, Oct 12 from Washington to London, returning Mon, Oct 20, priced at $515 found 1 day ago
Sun, Nov 16 - Mon, Nov 24
IAD
Washington
LGW
London
$516 Roundtrip, found 17 hours ago
$516
Roundtrip
found 17 hours ago
Select Swiss International Air Lines flight, departing Sun, Nov 16 from Washington to London, returning Mon, Nov 24, priced at $516 found 17 hours ago

Frequently asked questions

Can I catch a flight from Dulles Intl. Airport to London Gatwick right now?
Be sure to check out the Covid-19 Travel Advisor to see if there are any current quarantine requirements or travel advice reports in effect in London Gatwick when flying from Washington Dulles Intl. Airport (IAD).
Are there direct flights from Dulles Intl. Airport to London Gatwick?
Unfortunately, there are no direct flights from Washington Dulles Intl. Airport (IAD) to Gatwick Airport (LGW). But we can point you to airlines that operate flights with only one stopover. Try Turkish Airlines, Aer Lingus and British Airways.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to LGW, please visit our Customer Service Portal.
How long is the flight from Washington Dulles Intl. Airport (IAD) to London Gatwick?
The flight time from Dulles Intl. Airport to London Gatwick takes on average about 11 hours. You'll have more than enough time to get some shut-eye on this lengthy flight, but make sure you take your trusty neck pillow if you really want to be comfortable.
What is the flight distance from Dulles Intl. Airport to London Gatwick?
From Dulles Intl. Airport to London Gatwick, the flight distance is 3,700 mi. So, it'll be smart to have a range of entertainment to pick from. Movies, magazines, podcasts ... Whatever interests you. If you come prepared, it won't feel like too long before you hear the call to prepare for landing.
What airlines fly from Washington Dulles Intl. Airport (IAD) to LGW?
Currently, no airline flies direct to LGW from Dulles Intl. Airport. Making your way there will involve at least one stopover. Lock in your airfare early to score the best connections and price.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with EasyJet, Vueling or British Airways you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Washington to London

 

Traveling From
Washington Dulles Intl.
Traveling To
Gatwick
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$448

Route Info

Flight path for flights from Washington Dulles International Airport to London Gatwick Airport.


Origin:
IAD - Washington Dulles International Airport
Destination:
LGW - London Gatwick Airport
Distance:
4,565.00 miles


Discover our best flights from Washington IAD to London LGW. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Washington IAD to London LGW at the right price  

Airfares to London LGW from Washington IAD currently cost between $448 and $516. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Washington IAD to London LGW 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Washington IAD to London LGW on Travelocity starting at $231. Prices and availability subject to change. Additional terms may apply. 

 

Get to London LGW from Washington IAD quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LGW from IAD to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Washington IAD to London LGW

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LGW from IAD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Washington IAD to London LGW today 

If you’re flexible about when you travel, September is usually the cheapest month to fly from Washington IAD to London LGW. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to London LGW from Washington IAD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LGW from IAD have this option.  

 

Travel with confidence when you book flights to London LGW from Washington IAD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.