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Heathrow

$275+ Cheap flights from Detroit (DTT) to Heathrow (LHR)

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — LHR
abr. 27 — may. 41
dom. 4/27
dom. 5/4
1 adult, Economy
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Find cheap flights from Detroit to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Detroit All airports to London Heathrow are usually found in February or April, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Detroit to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Heathrow (LHR). 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 abril 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$614
(Mytrip)

One-way from

$293
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$863

Good round-trip deal

$842 or less

Good one-way deal

$578 or less
Provider with most accurate pricing for Detroit (DTT)-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-London Heathrow flights.
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From Detroit (DTT) to London Heathrow
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One-way flight from Detroit (DTT) to London Heathrow
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Highest demand for flights based on searches. 20% potential increase in price ($263 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Detroit (DTT) to London Heathrow.
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Price to beat on a one-way flight from Detroit (DTT) to London Heathrow.
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Find flight deals from Detroit to Heathrow

Cheapest flights from Detroit to Heathrow
Explore the most affordable flight options available from Detroit to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

This Mytrip deal was found by Cheapflights users on 4/21. 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.
lun. 5/128:48 pmDTW - LHR
2 stops32h 12mMultiple Airlines
lun. 5/198:30 amLHR - DTW
3 stops28h 05mMultiple Airlines
Deal found 4/21$614
This The Travel House deal was found by Cheapflights users on 4/22. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/276:50 amDTW - LHR
1 stop18h 40mIcelandair
mié. 5/78:25 amLHR - DTW
1 stop31h 18mIcelandair
Deal found 4/22$643
This JetBlue deal was found by Cheapflights users on 4/22. 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.
vie. 4/252:30 pmDTW - LHR
1 stop11h 00mJetBlue
sáb. 5/178:25 amLHR - DTW
1 stop18h 16mJetBlue
Deal found 4/22$648
This Trip.com deal was found by Cheapflights users on 4/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/159:00 pmDTW - LHR
1 stop18h 50mTurkish Airlines
lun. 9/2910:25 pmLHR - DTW
1 stop25h 40mTurkish Airlines
Deal found 4/21$653
This FlightHub deal was found by Cheapflights users on 4/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/304:10 pmDTW - LHR
2 stops20h 30mScandinavian Airlines
mié. 10/87:05 amLHR - DTW
2 stops20h 16mScandinavian Airlines
Deal found 4/21$676
This Iberia deal was found by Cheapflights users on 4/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/1510:11 amDTW - LHR
1 stop16h 09mIberia
mar. 8/512:15 pmLHR - DTW
1 stop14h 30mIberia
Deal found 4/21$736
This oojo deal was found by Cheapflights users on 4/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/1112:52 pmDTW - LHR
1 stop12h 48mBritish Airways
mié. 6/187:30 pmLHR - DTW
2 stops29h 50mBritish Airways
Deal found 4/22$739
This StudentUniverse deal was found by Cheapflights users on 4/22. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/235:52 pmDTW - LHR
1 stop13h 23mFinnair
mié. 5/289:30 amLHR - DTW
2 stops19h 59mFinnair
Deal found 4/22$803
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/88:25 pmDTW - LHR
Nonstop7h 30mDelta
jue. 9/1811:45 amLHR - DTW
Nonstop8h 35mDelta
Deal found 4/21$862
This Air Canada deal was found by Cheapflights users on 4/21. 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.
lun. 10/69:55 amDTW - LHR
2 stops15h 35mAir Canada
mar. 10/219:30 amLHR - DTW
1 stop16h 59mAir Canada
Deal found 4/21$863

Cheapflights Fare Finder

Customize your flight search to find flights from Detroit to Heathrow 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 abril 22, 2025.
Use the filters below to find and compare flights from Detroit to London Heathrow Airport that are best for you.

Fly from

Detroit

Fly to

Heathrow

Route

Depart

Return

Price

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

lun. 5/12

8:48 pm-10:00 am

2 stops32h 12m

London Heathrow

lun. 5/19

8:30 am-7:35 am

3 stops28h 05m

$614

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

vie. 5/2

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

mar. 5/13

8:25 am-9:41 pm

1 stop18h 16m

$648

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

lun. 9/15

9:00 pm-8:50 pm

1 stop18h 50m

London Heathrow

lun. 9/29

10:25 pm-7:05 pm

1 stop25h 40m

$653

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

mar. 9/30

4:10 pm-5:40 pm

2 stops20h 30m

London Heathrow

mié. 10/8

7:05 am-10:21 pm

2 stops20h 16m

$676

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

mar. 7/8

7:45 am-6:30 am

1 stop17h 45m

London Heathrow

mié. 9/3

8:15 am-11:35 pm

1 stop20h 20m

$687

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

mar. 5/20

8:25 am-7:20 am

1 stop17h 55m

London Heathrow

mar. 5/27

2:10 pm-9:11 pm

1 stop12h 01m

$714

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

mié. 6/11

12:52 pm-6:40 am

1 stop12h 48m

London Heathrow

mié. 6/18

7:30 pm-8:20 pm

2 stops29h 50m

$739

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

vie. 5/23

5:52 pm-12:15 pm

1 stop13h 23m

London Heathrow

mié. 5/28

9:30 am-12:29 am

2 stops19h 59m

$803

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

mar. 9/9

9:55 am-10:00 am

1 stop19h 05m

London Heathrow

mar. 9/23

6:50 am-9:29 pm

2 stops19h 39m

$851

DetroitLondon

DTW - LHR

DTWLHR

Detroit Metropolitan Wayne County

lun. 9/8

8:25 pm-8:55 am

Nonstop7h 30m

London Heathrow

jue. 9/18

11:45 am-3:20 pm

Nonstop8h 35m

$862

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 19 results
1
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Compare providers for flights from Detroit to Heathrow

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 Heathrow in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Heathrow Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Detroit-London Heathrow Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Detroit-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-London Heathrow Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Heathrow. Price data was last updated on April 18, 2025.

To ensure you get the cheapest price possible for a flight from Detroit to London Heathrow Airport, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Detroit to London Heathrow Airport (average of $661). Flying from Detroit to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 LHR?

Find hourly flight availability from Detroit to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 22, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit to London Heathrow Airport in the morning. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the evening.

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

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

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

Weekly flight availability from Detroit to London Heathrow Airport

Explore weekly flight availability from Detroit to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated abril 22, 2025.

The most flights from DTT to LHR are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated abril 22, 2025.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,441 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Heathrow. 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 Heathrow?

    If you book a flight to London Heathrow from Detroit, you will be flying from All airports, which is the city’s only airport. Detroit All airports (DTT) is located 0.6 mi from the center of Detroit. There are 5 flights from All airports to London Heathrow per day from 13 different airlines.

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

    Icelandair, at $643, was found to be the cheapest airline from Detroit to London Heathrow Airport.Alternate airlines to your destination round-trip include JetBlue and Iberia. You may be able to fly from Detroit to London Heathrow Airport for 37% less than the average price by searching for these airlines.

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

    $394 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Icelandair and Delta, with prices starting from $395 and $461, respectively.

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

    Consider Scandinavian Airlines (82%), KLM (78%) or Delta (78%) when booking your flight. These represent the most reliable airlines when flying from Detroit to London Heathrow Airport.

  • What are the cheapest flights from Detroit to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for $461. While the most popular route (Detroit Metropolitan Wayne County - London Heathrow) can be booked for $614 on average our data indicates $2,082 when flying from Detroit to London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Heathrow 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 Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Detroit to London Heathrow Airport (average of $661). Flying from Detroit to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Detroit to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Detroit to Heathrow

Discover the top 10 airlines that operate flights from Detroit to Heathrow. 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 abril 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$504Average$837FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$560Average$763FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$603Average$821FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$604Average$854FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$623Average$939FlexibilityNo cancel feeOn-time71%
IberiaCheapest$638Average$808FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$653Average$683FlexibilityNo cancel feeOn-time77%
KLMCheapest$726Average$1,126FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$730Average$1,102FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$755Average$1,107FlexibilityNo cancel feeOn-time72%

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