Cheap Flights from Washington D.C. to London Gatwick

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      Compare Washington D.C. to London Gatwick flight deals

      Find the cheapest month or even day of the year to fly to London Gatwick

      Book the best London Gatwick fare with no extra fees

      Flight deals from Washington D.C. to London Gatwick

      Looking for a cheap last-minute deal or the best return flight from Washington D.C. to London Gatwick? Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Washington D.C. to London Gatwick

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to London Gatwick flights are currently cheapest in August.

      Washington D.C. to London Gatwick: Alternative routes

      Compare routes from Washington D.C. to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Gatwick.

      Washington D.C. to London: Flight information

      The things to know before you go.
      Cheapest flight foundر.ق.‏ 681
      Cheapest month to flyAugust

      Finding cheap flights from Washington D.C. to London Gatwick: Frequently asked questions

      The best price we found for a return flight from Washington D.C. to London Gatwick is ر.ق.‏ 1,632. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Washington D.C. to London Gatwick. But we found flights with one stop from ر.ق.‏ 1,632.
      As of July 2025, there are no flights flying from Washington D.C. to London Gatwick.
      The cheapest month to fly from Washington D.C. to London Gatwick is usually September.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to London Gatwick Airport on Wednesday, 10 September 2025.
      No airlines currently offer direct flights between Washington D.C. and London Gatwick Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Gatwick but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
      The cheapest airline that flies to London Gatwick is TAP Air Portugal .

      Travelling from Washington DC to London Gatwick Airport (LGW): What you need to know

      • Planning your flight from Washington DC to London Gatwick Airport (LGW) begins with finding the most convenient airport to start your adventure from. Ronald Reagan National Airport (DCA), Washington Dulles International Airport (IAD) and Baltimore/Wash International Thurgood Marshall Airport (BWI) are your options in Washington DC.

      • The timezone in London is UTC+0, which is four hours ahead of Washington DC. London Gatwick Airport is located in London.

      • Give yourself plenty of time to make your flight from Washington DC to LGW. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

      • Heading off during a peak time like a bank holiday? Expect longer queues at security and check-in. To give yourself peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

      Airports in Washington DC

      Ronald Reagan National Airport (DCA)

      • Stopovers are the ideal opportunity to break up your trip and perhaps even explore another city. When searching for cheap flights from Washington DC to LGW departing from Ronald Reagan National Airport (DCA), uncheck the 'Direct flights only' box to find out where you can stop along the way. Your journey might pause in:

        • John F. Kennedy International Airport (JFK)

        • Pearson International Airport (YYZ)

        • Orlando International Airport (MCO)

      • Located around 8 kilometres from central Washington DC, DCA can be reached in about 15 minutes by car (depending on traffic). The journey on public transport is roughly 45 minutes.

      • In search of a comfortable hotel near Ronald Reagan National Airport? If you've booked an early flight from Washington DC to London Gatwick Airport, these stays will have you sleeping just around the corner from the terminal:

      • 76.44% of flights that depart Ronald Reagan National Airport make it to their destination on schedule.

      • DCA is located at 1 Aviation Circle.

      Washington Dulles International Airport (IAD)

      • Split up your flight from Washington DC to London Gatwick Airport with a stop so you can recharge or tick another place off your list. Top stopovers between Washington Dulles International Airport and LGW are:

        • Amsterdam Airport Schiphol (AMS)

        • John F. Kennedy International Airport (JFK)

        • Dublin Airport (DUB)

      • IAD is about 56 kilometres from central Washington DC. It'll take 50 minutes or so to get to the airport by car from the city centre. Public transport takes roughly 1 hour 10 minutes.

      • Start your holiday early with an additional night away from home. Before your Washington DC to LGW flight, kick back in one of these hotels close to Washington Dulles International Airport:

      • When it comes to keeping flights punctual, Washington Dulles International Airport has an on-time arrival performance of 74.39%.

      • IAD is located at 1 Saarinen Circle.

      Baltimore/Wash International Thurgood Marshall Airport (BWI)

      • Book a flight ticket from Washington DC to London Gatwick Airport (LGW) departing from Baltimore/Wash International Thurgood Marshall Airport (BWI) with one or more stops. Some popular stopovers between BWI and LGW are:

        • John F. Kennedy International Airport (JFK)

        • Orlando International Airport (MCO)

        • Keflavik International Airport (KEF)

      • BWI is roughly 48 kilometres from central Washington DC. The drive from the city centre to the terminal takes about 50 minutes. If you're thinking about using public transport, expect a journey time of around 1 hour 30 minutes.

      • Wake up, take it easy and still make your Washington DC to London Gatwick Airport flight with time to spare. These hotels near Baltimore/Wash International Thurgood Marshall Airport make it a breeze to get to the terminal if you're jetting off early:

      • Flights that depart from BWI reach their destination within the expected time frame 77.13% of the time.

      About London Gatwick Airport (LGW)

      • The last thing you need is a long journey to your hotel if you're getting in late on a flight from Washington DC to London Gatwick Airport. Stay at one of these accommodation options near LGW instead:

      • Fast-track your adventure by picking up a London Gatwick Airport rental car. Grab a set of wheels from Green Motion, U-Save or Drivalia and explore beyond London's usual tourist stops.

      • Lock in the lowest price by reserving your ride around three weeks before your Washington DC to London Gatwick Airport flight.

      Getting from London Gatwick Airport (LGW) to central London

      • London Gatwick Airport is around 40 kilometres from central London. How long it takes to get to the centre by car hire or cab depends on the time of day. Do a little research before you go.

      • When travelling by public transport, expect a journey time of around 30 minutes.

      How to find the cheapest flights from Washington DC to London Gatwick Airport (LGW)

      • The cheapest price we've found for a one-way ticket from Washington DC to London Gatwick Airport is ر.ق.‏ 681. For a return flight on this route, the best price is ر.ق.‏ 1,632. Depending on the availability when you book, these fares can change.

      • To find cheap flights from Washington DC to LGW, book in advance. Airlines usually offer lower prices when tickets first go on sale.

      • Cheap Washington DC to London Gatwick Airport tickets are easier to find when you have flexibility in your schedule. Try using the 'Whole month' search function to compare fares throughout the month and then fly out on the cheapest day.

      • Locking in a cheap flight ticket from Washington DC to LGW is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as prices go down.

      • Filters make it easier to dig up a deal for your flight from Washington DC to London Gatwick Airport. Pick the airlines, flight times and number of stops that line up with your plans. Then sort the results by 'Cheapest' to find the lowest price right away.

      The best time to fly from Washington DC to London Gatwick Airport (LGW)

      • Think about the kind of experience you want when planning the timing of your trip. February is the quietest month to visit London. August is when most people book flights from Washington DC to London Gatwick Airport (LGW), which may be ideal if you enjoy travelling when it's busier.

      • Lock in a Washington DC to LGW flight ticket departing in July if you're eager to explore the city during its warmest month. You can expect temperatures in London to range from 11ºC to 26ºC.

      • If you want to travel in cooler conditions, look for a cheap ticket from Washington DC to London Gatwick Airport in January when temperatures are between 0ºC and 9ºC.

      More about London

      • Start your London trip right by choosing the perfect place to stay. Once you've booked your flight from Washington DC to London Gatwick Airport, browse our selection of hotels including:

      • There are loads of fantastic things to do in London when you're ready to go sightseeing. Make your way to The British Museum followed by Westminster Abbey and Big Ben.

      Explore more of the United Kingdom

      • You've seen London, now it's time to discover other parts of the United Kingdom. Journey about 193 kilometres north-west to Birmingham to tick off its must-visit sights. From The Windsor Castle to Birmingham Museum & Art Gallery and Birmingham Hippodrome Theatre, there's plenty to keep you busy.

      • Around 177 kilometres west of London, Bristol is another essential stop in the United Kingdom. Experience major highlights starting with Banksey, Banksy's You Don't Need Planning Permission to Build Castles in the Sky and Clifton Suspension Bridge.

      Prices shown on this page are estimated lowest prices only. Found in the last 45 days.