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Cheap flights from Detroit to London from $350

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to London departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:50 pm - 8:20 pm
DTW
-
LHR
20h 30m
2 stops
Multiple Airlines Logo
9:25 pm - 9:29 pm
LHR
-
DTW
29h 04m
2 stops
$840Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
JetBlue Logo
6:05 am - 8:45 pm
DTW
-
LHR
9h 40m
1 stop
JetBlue Logo
8:40 am - 5:52 pm
LHR
-
DTW
14h 12m
1 stop
$841JetBlue
Wed, Aug 19 - Wed, Sep 9
Multiple Airlines Logo
6:50 pm - 8:20 pm
DTW
-
LHR
20h 30m
2 stops
Multiple Airlines Logo
9:25 pm - 6:12 pm
LHR
-
DTW
25h 47m
3 stops
$846Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
JetBlue Logo
6:05 am - 8:45 pm
DTW
-
LHR
9h 40m
1 stop
JetBlue Logo
8:40 am - 6:53 pm
LHR
-
DTW
15h 13m
1 stop
$850JetBlue
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
10:15 am - 8:20 pm
DTW
-
LHR
29h 05m
3 stops
Multiple Airlines Logo
9:25 pm - 6:12 pm
LHR
-
DTW
25h 47m
3 stops
$851Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
JetBlue Logo
6:05 am - 8:45 pm
DTW
-
LHR
9h 40m
1 stop
JetBlue Logo
11:55 am - 11:59 pm
LHR
-
DTW
17h 04m
1 stop
$852JetBlue
Mon, Aug 24 - Wed, Sep 2
JetBlue Logo
6:00 am - 8:45 pm
DTW
-
LHR
9h 45m
1 stop
JetBlue Logo
8:15 am - 4:32 pm
LHR
-
DTW
13h 17m
1 stop
$859JetBlue
Mon, Sep 14 - Wed, Sep 16
JetBlue Logo
6:00 am - 8:45 pm
DTW
-
LHR
9h 45m
1 stop
JetBlue Logo
7:25 am - 3:50 pm
LHR
-
DTW
13h 25m
1 stop
$860JetBlue
Wed, Nov 4 - Wed, Nov 11
JetBlue Logo
5:30 pm - 9:30 am
DTW
-
LHR
11h 00m
1 stop
JetBlue Logo
9:20 am - 10:20 pm
LHR
-
DTW
18h 00m
1 stop
$861JetBlue
Tue, Oct 20 - Wed, Nov 18
JetBlue Logo
2:58 pm - 6:30 am
DTW
-
LHR
10h 32m
1 stop
JetBlue Logo
8:15 am - 4:32 pm
LHR
-
DTW
13h 17m
1 stop
$862JetBlue
Tue, Sep 8 - Tue, Sep 15

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JetBlue flights from Detroit to London Heathrow Airport

Our best JetBlue deals on Detroit to London Heathrow Airport flight tickets
JetBlue
Aug 19
DTW6:05 amDetroit Metropolitan Wayne County
9h 40m
1 stop
LHR8:45 pmLondon Heathrow
Sep 9
LHR8:40 amLondon Heathrow
14h 12m
1 stop
DTW5:52 pmDetroit Metropolitan Wayne County
$841
JetBlue
Aug 25
DTW6:05 amDetroit Metropolitan Wayne County
9h 40m
1 stop
LHR8:45 pmLondon Heathrow
Sep 1
LHR8:40 amLondon Heathrow
15h 13m
1 stop
DTW6:53 pmDetroit Metropolitan Wayne County
$850
JetBlue
Aug 24
DTW6:05 amDetroit Metropolitan Wayne County
9h 40m
1 stop
LHR8:45 pmLondon Heathrow
Sep 2
LHR11:55 amLondon Heathrow
17h 04m
1 stop
DTW11:59 pmDetroit Metropolitan Wayne County
$852

Turkish Airlines flights from Detroit to London Heathrow Airport

Our best Turkish Airlines deals on Detroit to London Heathrow Airport flight tickets
Turkish Airlines
Sep 22
DTW8:50 pmDetroit Metropolitan Wayne County
20h 35m
1 stop
LHR10:25 pmLondon Heathrow
Oct 14
LHR6:30 amLondon Heathrow
17h 15m
1 stop
DTW6:45 pmDetroit Metropolitan Wayne County
$906
Turkish Airlines
Oct 8
DTW8:50 pmDetroit Metropolitan Wayne County
32h 00m
1 stop
LHR9:50 amLondon Heathrow
Oct 15
LHR6:00 pmLondon Heathrow
29h 45m
1 stop
DTW6:45 pmDetroit Metropolitan Wayne County
$907
Turkish Airlines
Oct 8
DTW8:50 pmDetroit Metropolitan Wayne County
19h 15m
1 stop
LHR9:05 pmLondon Heathrow
Oct 15
LHR10:40 pmLondon Heathrow
25h 05m
1 stop
DTW6:45 pmDetroit Metropolitan Wayne County
$925

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 11, 2026.
Use the filters below to find and compare flights from Detroit to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Tue 9/1

6:50 pm-8:20 pm

2 stops20h 30m

London Heathrow

Tue 9/8

9:25 pm-9:29 pm

2 stops29h 04m

$840

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Wed 8/19

6:05 am-8:45 pm

1 stop9h 40m

London Heathrow

Wed 9/9

8:40 am-5:52 pm

1 stop14h 12m

$841

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Tue 9/1

6:50 pm-8:20 pm

2 stops20h 30m

London Heathrow

Tue 9/8

9:25 pm-6:12 pm

3 stops25h 47m

$846

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Tue 8/25

6:05 am-8:45 pm

1 stop9h 40m

London Heathrow

Tue 9/1

8:40 am-6:53 pm

1 stop15h 13m

$850

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Tue 9/1

10:15 am-8:20 pm

3 stops29h 05m

London Heathrow

Tue 9/8

9:25 pm-6:12 pm

3 stops25h 47m

$851

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Mon 8/24

6:05 am-8:45 pm

1 stop9h 40m

London Heathrow

Wed 9/2

11:55 am-11:59 pm

1 stop17h 04m

$852
Quickest round-trip

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Mon 9/14

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Wed 9/16

8:15 am-4:32 pm

1 stop13h 17m

$859

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Wed 11/4

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Wed 11/11

7:25 am-3:50 pm

1 stop13h 25m

$860

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Tue 10/20

5:30 pm-9:30 am

1 stop11h 00m

London Heathrow

Wed 11/18

9:20 am-10:20 pm

1 stop18h 00m

$861

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Tue 9/8

2:58 pm-6:30 am

1 stop10h 32m

London Heathrow

Tue 9/15

8:15 am-4:32 pm

1 stop13h 17m

$862

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Detroit to London Heathrow 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 typical price of a round-trip flight between Detroit and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from Detroit, with most prices found around $51. If you’re not able to fly to London Heathrow Airport in September, then August is your next best option. Flight prices from Detroit to London Heathrow Airport during August average around $66.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Sunday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $924. The most expensive day to fly to London Heathrow Airport is Wednesday, with ticket prices averaging around $1,067.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Detroit to London Heathrow Airport in the evening for as low as $956. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,203.

What is the cheapest Detroit to London Heathrow flight route?

Fly from Detroit Metropolitan Wayne County to London Heathrow for the best Detroit - London Heathrow flight prices

How far in advance should I book a flight from Detroit to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,131 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Detroit for as low as $677 on momondo.

What cabin class options are available on Detroit to London Heathrow Airport flights?

There are 3 cabin classes available to choose from on Detroit to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Detroit to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Detroit to London Heathrow Airport.

How have Detroit to London Heathrow Airport flight prices changed over time?

When to book flights from Detroit to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to London Heathrow Airport (DTT to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to London Heathrow Airport

Best Price Found

$444

Fastest flight time

7h 25m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Detroit in the past 72 hours is $444. The best round-trip flight deal from Detroit to London Heathrow Airport found on momondo in the last 72 hours is $796.
The fastest flight from Detroit to London Heathrow Airport takes 7h 25m
Direct flights go from Detroit to London Heathrow Airport every day.
Search flight deals

Frequently asked questions about flying from Detroit to London Heathrow Airport

  • How far is Detroit to London Heathrow by plane?

    London Heathrow is 3736.1 mi away from Detroit. A reasonable flight in good conditions will take 7h 25m.

  • When did momondo last update prices for flights from Detroit to London Heathrow Airport?

    Prices for flights from Detroit to London Heathrow Airport are updated daily.

  • How many operators does momondo search for flights from Detroit to London Heathrow Airport?

  • How old do you have to be to fly from Detroit to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Detroit to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Detroit to London Heathrow Airport?

  • What is the most popular airline from Detroit to London Heathrow Airport?

Best airlines flying from Detroit to London Heathrow Airport

Compare and see reviews for airlines that fly from Detroit to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $66Free CancellationRating
7.1
3,016 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom $555Free CancellationRating
7.4
1,873 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $581Free CancellationRating
7.4
4,443 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $682Free CancellationRating
6.7
8,107 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $792Free CancellationRating
7.5
693 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom $827Free CancellationRating
7.5
1,625 reviews
Search Air France flights
DeltaPriceFrom $890Free CancellationRating
7.8
8,458 reviews
Search Delta flights
United AirlinesPriceFrom $934Free CancellationRating
7.4
9,975 reviews
Search United Airlines flights
KLMPriceFrom $964Free CancellationRating
7.8
1,537 reviews
Search KLM flights

  • Delta Flights From Detroit to London Heathrow Airport

    Delta operates around 7 flights from Detroit to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $1,281, but momondo users have found Delta deals from Detroit to London Heathrow Airport from as low as $890 round-trip. Delta has been scored 7.8/10 in 8,459 reviews.

  • KLM Flights From Detroit to London Heathrow Airport

    KLM is also a popular choice for this route. KLM flight deals for Detroit to London Heathrow Airport start from as low as $964 round-trip, depending on your selected dates, with average KLM deals seen on momondo around $1,243. KLM operates 7 flights to London Heathrow Airport from Detroit in an average week. Users have rated it 7.8/10 across 1,537 reviews.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Wembley
Croydon
Stansted
Stratford-upon-Avon
Harrow
Slough
Watford
Brentwood
Ilford
Cobham
Folkestone
Guildford
Romford

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to London for you.

Can I find flights from Detroit to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Detroit to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Detroit to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Detroit.

I’m not ready to book a flight from Detroit to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Detroit to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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