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Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. to London
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SWISS flights from Washington, D.C. to London Gatwick Airport
Our best SWISS deals on Washington, D.C. to London Gatwick Airport flight tickets
JetBlue flights from Washington, D.C. to London Gatwick Airport
Our best JetBlue deals on Washington, D.C. to London Gatwick Airport flight tickets
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How to get the cheapest flight ticket from Washington, D.C. to London Gatwick Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Gatwick Airport?
The cheapest month to fly to London Gatwick Airport from Washington, D.C. is in January. Flight prices, which tend to average around £369, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in January, then you should wait until November to fly from Washington, D.C., when ticket prices are also cheap, with an average price of £428.
What is the cheapest day to depart on your flight to London Gatwick Airport?
According to our data, Thursday is the cheapest day to fly to London Gatwick Airport from Washington, D.C.. The lowest ticket price found for a Thursday departure recently was £614. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Washington, D.C. to London Gatwick Airport on a Saturday will generally be more expensive and average around £817. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
When to book flights from Washington, D.C. to London Gatwick Airport
Cheap Washington, D.C. to London Gatwick Airport (WAS to LGW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to London Gatwick Airport
How far is Washington, D.C. to London Gatwick by plane?
There are 3667.7 mi between Washington, D.C. and London Gatwick. By plane, this route typically takes 9h 36m.
When did momondo last update prices for flights from Washington, D.C. to London Gatwick Airport?
Prices for flights from Washington, D.C. to London Gatwick Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to London Gatwick Airport?
As of June 2025, there is 1 operator available to choose from for flights from Washington, D.C. to London Gatwick Airport.
How old do you have to be to fly from Washington, D.C. to London Gatwick Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Washington, D.C. to London Gatwick Airport
Compare and see reviews for airlines that fly from Washington, D.C. to London Gatwick Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £356 | Free Cancellation | Rating 7.0 499 reviews |
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Why should I use momondo to find a flight deal from Washington, D.C. to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Washington, D.C. to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington, D.C. to London?
Once you have performed a search for Washington, D.C. to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Washington, D.C. to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Washington, D.C. and alert you when they change.