$309 Cheap Flights from Detroit (DTW) to London (LHR)

View $309 flight on Tue, Sep 30, 2025Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)

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Cheap Flights from Detroit to London (DTW-LHR)

Prices were available within the past 7 days and start at $309 for one-way flights and $567 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sat, Jan 31 - Mon, Feb 2
DTW
Detroit
LHR
London
$567 Roundtrip, found 5 hours ago
$567
Roundtrip
found 5 hours ago
Select Scandinavian Airlines flight, departing Sat, Jan 31 from Detroit to London, returning Mon, Feb 2, priced at $567 found 5 hours ago
JetBlue Airways
Wed, Mar 25 - Fri, Apr 3
DTW
Detroit
LHR
London
$576 Roundtrip, found 1 day ago
$576
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, Mar 25 from Detroit to London, returning Fri, Apr 3, priced at $576 found 1 day ago
JetBlue Airways
Wed, Mar 25 - Fri, Apr 3
DTW
Detroit
LHR
London
$581 Roundtrip, found 1 day ago
$581
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, Mar 25 from Detroit to London, returning Fri, Apr 3, priced at $581 found 1 day ago
Icelandair
Thu, Oct 30 - Thu, Nov 6
DTW
Detroit
LHR
London
$654 Roundtrip, just found
$654
Roundtrip
just found
Select Icelandair flight, departing Thu, Oct 30 from Detroit to London, returning Thu, Nov 6, priced at $654 just found
British Airways
Mon, Apr 20 - Wed, Apr 29
DTW
Detroit
LHR
London
$676 Roundtrip, just found
$676
Roundtrip
just found
Select British Airways flight, departing Mon, Apr 20 from Detroit to London, returning Wed, Apr 29, priced at $676 just found
Iberia
Mon, Apr 20 - Wed, Apr 29
DTW
Detroit
LHR
London
$677 Roundtrip, just found
$677
Roundtrip
just found
Select Iberia flight, departing Mon, Apr 20 from Detroit to London, returning Wed, Apr 29, priced at $677 just found
American Airlines
Mon, Apr 20 - Wed, Apr 29
DTW
Detroit
LHR
London
$677 Roundtrip, just found
$677
Roundtrip
just found
Select American Airlines flight, departing Mon, Apr 20 from Detroit to London, returning Wed, Apr 29, priced at $677 just found
TAP Portugal
Wed, Nov 5 - Thu, Nov 20
DTW
Detroit
LHR
London
$714 Roundtrip, found 4 days ago
$714
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Wed, Nov 5 from Detroit to London, returning Thu, Nov 20, priced at $714 found 4 days ago
United
Wed, Mar 25 - Fri, Apr 3
DTW
Detroit
LHR
London
$788 Roundtrip, found 1 day ago
$788
Roundtrip
found 1 day ago
Select United flight, departing Wed, Mar 25 from Detroit to London, returning Fri, Apr 3, priced at $788 found 1 day ago
Turkish Airlines
Tue, Oct 7 - Fri, Oct 31
DTW
Detroit
LHR
London
$793 Roundtrip, just found
$793
Roundtrip
just found
Select Turkish Airlines flight, departing Tue, Oct 7 from Detroit to London, returning Fri, Oct 31, priced at $793 just found

Find the cheapest month to fly from Detroit (DTW) to London (LHR)

March is typically the cheapest month to fly

From $496 - $908 per traveler.

Graph displaying average flight prices per month

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gatwick LGW. Cheapest option available. Average driving time to city center is 52 minutes. Flights from $715
LGW
Gatwick
Cheapest
Average driving time to city center52 min
Flights from $715
Select flight to London City LCY. Closest option available. Average driving time to city center is 21 minutes. Flights from $1,410
LCY
London City
Closest
Average driving time to city center21 min
Flights from $1,410
Flights from Detroit (DTW) to London (LHR)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$567
Distance
3755 mi
Average flight time
7 hours 30 mins

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 January. 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 $309 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 Heathrow Airport (LHR) cost?
Grab a cheap one-way flight from $309 or cheap return flight from $567 from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
The cheapest month to fly from DTW to LHR is January, when there's less demand. Off-peak months are often when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
You can fly straight from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR) on a Delta Air Lines flight.
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DTW to LHR flight.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
On average, there's only 1 direct flight taking off from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR) per day. If this doesn't work with your itinerary, check out flights with layovers. Just filter your search on Expedia to include one or two stops to discover the next best option.
What are the most popular departure times for flights from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
Flights between DTW and LHR tend to be busiest at 6 PM. If you want a less crowded experience and possibly cheaper tickets, choose a time outside the usual busy windows.
What day of the week has the most flights from DTW to LHR?
If you fly on a Wednesday, you'll get the biggest range of choices for flights from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR).
What is the earliest flight from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
Hop on the earliest flight at around 6:25PM UTC-5, departing from Detroit Metropolitan Wayne County Airport (DTW). You'll be flying for roughly 7h 25m, arriving at Heathrow Airport (LHR) at approximately 6:50AM UTC+0.
How long does it take to fly from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
The average flight time from DTW to LHR is 7 hours and 25 minutes, covering a total distance of 3,800 mi.
What airline has the least delays from DTW to LHR?
Virgin Atlantic has the strongest track record for on-time direct flights from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR), with an on-time score of 95%. Use the Expedia App to view your flight schedule before you jet off and get real-time updates about any trip changes.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
To avoid potential delays on the Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR) last-minute?
Last-minute bookings from DTW to LHR are usually more expensive. To lock in the best rates, start looking for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a DTW to LHR flight and hotel package?
Securing a DTW to LHR flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Heathrow Airport (LHR)?
If you booked your DTW to LHR flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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*Available to One Key members.