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$244+ Cheap flights from Detroit (DTT) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — LON
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Detroit All airports to London are usually found in October or February, booked 62 days in advance, depart on a Sunday or Tuesday and return on a Thursday

Cheap flight deals from Detroit to London

Cheapest flights from Detroit to London
Explore the most affordable flight options available from Detroit to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Expedia deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1411:37 amDTW - LHR
1 stop14h 18mJetBlue
Sun 1/117:45 amLHR - DTW
1 stop21h 11mJetBlue
Deal found 12/11$733
This Mytrip deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:27 pmDTW - LHR
2 stops31h 53mMultiple Airlines
Fri 1/91:25 pmLHR - DTW
2 stops23h 16mMultiple Airlines
Deal found 12/10$737
This Priceline deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amDTW - LHR
1 stop10h 40mJetBlue
Thu 12/187:25 amLHR - DTW
1 stop21h 34mJetBlue
Deal found 12/10$787
This Mytrip deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amDTW - LHR
2 stops20h 10mMultiple Airlines
Wed 12/176:00 amLHR - DTW
2 stops31h 43mMultiple Airlines
Deal found 12/10$805
This JetBlue deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amDTW - LHR
1 stop10h 40mJetBlue
Sun 12/149:20 amLHR - DTW
1 stop15h 02mJetBlue
Deal found 12/10$820
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:12 pmDTW - LGW
1 stop34h 48mMultiple Airlines
Mon 12/159:25 pmLGW - DTW
2 stops39h 19mMultiple Airlines
Deal found 12/9$836
This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1411:13 amDTW - LGW
1 stop17h 47mMultiple Airlines
Sun 1/112:10 pmLGW - DTW
2 stops52h 20mMultiple Airlines
Deal found 12/11$840
This Priceline deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amDTW - LHR
1 stop22h 30mJetBlue
Fri 1/98:05 amLHR - DTW
1 stop20h 51mJetBlue
Deal found 12/10$844
This Air Canada deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:12 amDTW - LHR
2 stops16h 18mAir Canada
Wed 1/76:00 pmLHR - DTW
1 stop28h 35mAir Canada
Deal found 12/10$850
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amDTW - LHR
1 stop10h 40mJetBlue
Tue 12/309:20 amLHR - DTW
1 stop28h 15mJetBlue
Deal found 12/10$876
This Expedia deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:20 pmDTW - LHR
1 stop29h 35mJetBlue
Sun 12/289:20 amLHR - DTW
1 stop28h 15mJetBlue
Deal found 12/9$882
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:27 pmDTW - LGW
1 stop26h 33mMultiple Airlines
Fri 1/92:00 pmLGW - DTW
1 stop25h 52mMultiple Airlines
Deal found 12/10$901

Find flight deals from Detroit to London

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$723
(JetBlue)

One-way from

$244
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,156

Good round-trip deal

$817 or less

Good one-way deal

$558 or less
Provider with most accurate pricing for Detroit (DTT)-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-London (LON) flights.
Search Deals
From Detroit (DTT) to London (LON)
Search Deals
One-way flight from Detroit (DTT) to London (LON)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to London (LON).
Search Deals
Price to beat on a one-way flight from Detroit (DTT) to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to London 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Detroit to London that are best for you.

Fly from

Detroit

Fly to

London

Route

Depart

Return

Price

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Fri 1/9

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Mon 2/9

9:20 am-7:41 pm

1 stop15h 21m

$726

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Fri 1/9

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Sun 2/8

12:20 pm-11:56 pm

1 stop16h 36m

$726

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Fri 1/9

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Tue 2/3

9:20 am-7:37 pm

1 stop15h 17m

$726

DetroitLondon

DTW - LTN

DTWLTN

Detroit Metropolitan Wayne County

Sun 1/25

6:15 pm-6:15 pm

3 stops19h 00m

London Luton

Sun 2/1

8:30 am-2:15 pm

2 stops34h 45m

$728

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Thu 3/12

2:31 pm-5:40 pm

2 stops23h 09m

London Heathrow

Tue 3/17

6:40 am-9:54 pm

3 stops19h 14m

$728

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

Wed 1/7

12:40 pm-6:30 pm

2 stops24h 50m

London Heathrow

Wed 1/14

9:05 pm-9:50 pm

3 stops29h 45m

$728

DetroitLondon

DTW - LGW

DTWLGW

Detroit Metropolitan Wayne County

Thu 1/22

8:05 pm-10:35 pm

1 stop21h 30m

London Gatwick

Tue 2/3

5:05 pm-6:10 pm

1 stop30h 05m

$732

DetroitLondon

DTW - LGW

DTWLGW

Detroit Metropolitan Wayne County

Sat 1/24

2:36 pm-8:40 pm

3 stops25h 04m

London Gatwick

Sat 1/31

6:45 am-7:56 am

3 stops30h 11m

$735

DetroitLondon

DTW - LGW

DTWLGW

Detroit Metropolitan Wayne County

Thu 3/12

9:05 pm-10:35 pm

1 stop21h 30m

London Gatwick

Tue 3/24

5:05 pm-7:10 pm

1 stop30h 05m

$754

DetroitLondon

DTW - LGW

DTWLGW

Detroit Metropolitan Wayne County

Thu 1/8

5:15 am-10:00 am

1 stop23h 45m

London Gatwick

Fri 2/6

2:00 pm-11:41 pm

1 stop14h 41m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 60 results
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Compare providers for flights from Detroit to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to London in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Detroit-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Detroit-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to London

Have a flexible travel schedule? Discover the best time to fly to London from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to London

How far ahead should I book a flight from Detroit to London?

Use this chart to determine the optimal time to book a round-trip flight from Detroit to London. Price data was last updated on December 5, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Detroit to London?

Currently, August is the cheapest month in which you can book a flight from Detroit to London (average of $128). Flying from Detroit to London in June is currently the most expensive (average of $669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DTT to LON?

Find hourly flight availability from Detroit to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Detroit to London is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.

What is the cheapest day to fly from Detroit to London?

Use this chart to determine the cheapest time to fly round-trip from Detroit to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Detroit to London flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Detroit to London?

What’s the top layover airport for flights from Detroit to London?

Share of 1-stop round-trip flights from Detroit to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 35% of 1-stop itineraries from Detroit to London on Cheapflights.

What’s the cheapest layover airport for flights from Detroit to London?

Average round-trip fare for 1-stop flights from Detroit to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

New York (JFK) is the most affordable 1-stop option, with an average round-trip price of $682.

What’s the fastest layover option from Detroit to London?

Shortest average travel time for 1-stop one-way flights from Detroit to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via New York (JFK) have the shortest average one-way travel time for 1-stop routes: 9h 55m.

Which airport typically offers the quickest layover for flights from Detroit to London?

Average layover duration for 1-stop one-way flights from Detroit to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average layover time of 1h 03m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated December 12, 2025.
See what other customers who have flown with Delta, Virgin Atlantic, and Air France from Detroit to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
675 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,504 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,899 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.0
Good
589 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Detroit to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Detroit to London?

    Detroit All airports (DTT) is the airport you will fly out of if you book a flight from Detroit to London. You should not have trouble finding flights to London from All airports; the airport handles an average of 4 outbound flights to London per day. You should also have plenty of airline options to choose from since 13 airlines have flights from the Detroit airport to London. It is only a 0.6 mi journey to All airports (DTT) from Detroit’s city center.

  • How long is the flight from Detroit to London?

    A quick flight from Detroit to London can take about 9h 45m. JetBlue provides one of the quickest options available for as low as $726. The distance from Detroit to London is about 3753 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Detroit to London round-trip?

    Spirit Airlines, at $60, was found to be the cheapest airline from Detroit to London.Alternate airlines to your destination round-trip include JetBlue and Icelandair. These flights start at 93% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Detroit to London one-way?

    One-way options have recently been found by users for as low as $161 on Icelandair. Other airlines that offer cheap prices include JetBlue from $274 and KLM from $461 one-way.

  • What are the most popular routes from Detroit to London?

    When deciding which route to take from Detroit to London consider Detroit Metropolitan Wayne County - London Heathrow, Detroit Metropolitan Wayne County - London Gatwick or Detroit Metropolitan Wayne County - London City as they are the most popular.

  • What are the most reliable airlines from Detroit to London?

    Before booking your flight to London from Detroit, check out the most reliable airlines to get you to your destination on time: KLM (58%), Air France (58%), Scandinavian Airlines( 58%).

  • What are the cheapest flights from Detroit to London?

    On average you can expect to pay $2,500 for a flight from Detroit to London. The cheapest flight overall is $345 while the most popular route, (Detroit Metropolitan Wayne County - London Heathrow) is currently priced at $495.

  • Can I find deals for flights from Detroit to London that include hotel bookings?

    Yes. In addition to deals on Detroit to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to London.

  • Can I find deals for business class flights from Detroit to London?

    Yes. Cheapflights offers flight deals from Detroit to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit to London?

    Currently, August is the cheapest month in which you can book a flight from Detroit to London (average of $128). Flying from Detroit to London in June is currently the most expensive (average of $669). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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Top 10 airlines flying from Detroit to London

Discover the top 10 airlines that operate flights from Detroit to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$60Average$138FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$72Average$763FlexibilityNo cancel feeOn-time62%
IcelandairCheapest$509Average$646FlexibilityNo cancel feeOn-time76%
IberiaCheapest$510Average$807FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$525Average$799FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$543Average$796FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$554Average$766FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$639Average$672FlexibilityNo cancel feeOn-time77%
KLMCheapest$713Average$1,082FlexibilityNo cancel feeOn-time75%
DeltaCheapest$713Average$1,161FlexibilityNo cancel feeOn-timeN/A

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