$344 Cheap Flights from Detroit (DTW) to London (LGW)

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW)

Find available prices by choosing your travel dates.

Cheap Flights from Detroit to London (DTW-LGW)

Prices were available within the past 7 days and start at $344 for one-way flights and $607 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
Icelandair
Delta
Virgin Atlantic
Turkish Airlines
Flights from Detroit (DTW) to London (LGW)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Gatwick
Airlines serving
Air Europa, Air France, American Airlines, British Airways, Delta, ITA Airways, Iberia, Icelandair, JetBlue Airways, KLM, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Virgin Atlantic
Roundtrip price
$607
Distance
3776 mi

Detroit to London Flights

The cheapest times to fly from Detroit to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to London are during the month of September. You can find some of the cheapest flights from Detroit to London with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Detroit to London

Sunday is one of the best days to book for cheap flights from Detroit to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Detroit to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $344 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW) cost?
Discover the latest flight deals from DTW to LGW by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DTW to LGW?
The cheapest flights from DTW to LGW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DTW to LGW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DTW to LGW. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW)?
You’ll need to catch a flight with a layover if you’re traveling from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW). Direct flights don’t operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from DTW to LGW?
Typically you’ll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW)?
Choose a flight from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for London from Detroit Metropolitan Wayne County Airport (DTW)?
Check out your flight options from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR). This is the only London airport you can fly into if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW) last-minute?
Waiting until right before your break to book a flight from DTW to LGW often results in higher prices. While you might find some last-minute offers, they’re not always guaranteed. Keep your travel plans flexible to boost your chances of scoring a bargain.
Is it cheaper to book a DTW to LGW flight and hotel package?
You’ll typically save money by booking a DTW to LGW flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one place. After choosing your preferred accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Gatwick Airport (LGW)?
It’s usually possible to cancel or reschedule your DTW to LGW flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.