Q: How much does it cost for a return flight from Detroit to London Heathrow Airport?

Airfare is below average for this route at the moment. Detroit to London Heathrow Airport flights typically cost between £566 and £819 in October. The cheapest return flight price found within the last 3 days was £364 on Multiple Airlines (4 Oct-6 Oct).

Question 1

What’s the top stopover airport for flights from Detroit to London Heathrow Airport?

Accepted Answer

Boston (BOS) – chosen by Cheapflights users on 48% of one-stop itineraries from Detroit to London Heathrow Airport on Cheapflights.

Question 2

Which airport typically offers the quickest stopover for flights from Detroit to London Heathrow Airport?

Accepted Answer

Flights via Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 18m.

Question 3

What’s the cheapest stopover airport for flights from Detroit to London Heathrow Airport?

Accepted Answer

Philadelphia (PHL) is the most affordable one-stop option, with an average return flight price of £496.

Question 4

What’s the fastest stopover option from Detroit to London Heathrow Airport?

Accepted Answer

Flights via Chicago (ORD) have the shortest average one-way travel time for one-stop routes: 10h 10m.

Question 5

How much does it cost for a return flight from Detroit to London Heathrow Airport?

Accepted Answer

Airfare is below average for this route at the moment.Detroit to London Heathrow Airport flights typically cost between £566 and £819 in October.
The cheapest return flight price found within the last 3 days was £364 on Multiple Airlines (4 Oct-6 Oct).

Question 6

How long is the flight from Detroit to London Heathrow Airport?

Accepted Answer

For as low as £485, Scandinavian Airlines can have you in London Heathrow Airport from Detroit in 23h 40m. The distance between Detroit and London Heathrow Airport is about 3753 mi.

Question 7

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

Accepted Answer

According to our current data, JetBlue (£417), Icelandair (£475), and KLM (£539) offers the cheapest pricing from Detroit to London Heathrow Airport. You may be able to fly from Detroit to London Heathrow Airport for 41% less than the average price by searching for these airlines.

Question 8

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

Accepted Answer

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 9

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Detroit to London Heathrow Airport (average of £112). Flying from Detroit to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Question 10

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

Accepted Answer

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

Question 11

Weekly flight availability from Detroit to London Heathrow Airport

Accepted Answer

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).

Question 12

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 13

E

Accepted Answer

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 14

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

Accepted Answer

While on average a flight from Detroit to London Heathrow Airport is generally £628, our data shows the cheapest flight currently is £359. When looking at the most popular route, (Detroit Metropolitan Wayne County - London Heathrow), you can expect to pay £401 for that flight.

Question 15

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

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Detroit to London Heathrow Airport on time: KLM (82%), Air France (82%), Scandinavian Airlines (82%).

Question 16

What are the most popular airlines that fly from Detroit to London Heathrow Airport?

Accepted Answer

When booking a flight from Detroit to London Heathrow Airport, you may want to consider flying on Air France, JetBlue or Icelandair as they are the most popular for this route.

Question 17

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

Accepted Answer

Departing on a Monday is a good option for securing a great price. You can expect to save up to 11% when planning your travel around this day of the week.

Question 18

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

Accepted Answer

To save up to 68% on this flight, we recommend booking at least 34 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Detroit to London Heathrow Airport from £580 1-2 weeks out and tickets from £704 for flights departing within the next 72 hours.

Question 19

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Detroit in January are about £677 on average during January, but can be found for as low as £468.

Question 20

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

Accepted Answer

It’s typically best to fly out from Detroit to London Heathrow Airport in the morning. Doing so could potentially save you 29% on the flight price compared to flying at midday, which is usually more expensive.

Question 21

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

Accepted Answer

For a flight from Detroit to London Heathrow, you will be flying from All airports. Detroit All airports (DTT) is just 0.6 mi from the center of the city. All airports is the only Detroit airport and it handles 5 outbound flights to London Heathrow per day. 5 airlines have flights to London Heathrow from Detroit All airports on a regular basis.

Question 22

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

Accepted Answer

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

Question 23

How can I find direct flights from Detroit to Heathrow?

Accepted Answer

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

Question 24

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

Accepted Answer

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.

Question 25

How does Cheapflights help users find flights from Detroit to Heathrow?

Accepted Answer

Cheapflights makes it easy to find Detroit to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 26

Why should you use Cheapflights to find cheap flight tickets from Detroit to Heathrow?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Detroit to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 27

Can Cheapflights find flights from Detroit to Heathrow with no change fees?

Accepted Answer

Need flexible booking options for your flight to Heathrow from Detroit? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 28

Can Cheapflights notify me if prices for flights from Detroit to Heathrow become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Detroit today and book when prices fit your budget.

Round-trip from	£364
One-way from	£171
Popular in	June
Cheapest in	April
Average price	£758
Good round-trip deal	£785 or less
Good one-way deal	£413 or less

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£417	Average£594	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Icelandair	Cheapest£475	Average£745	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
KLM	Cheapest£539	Average£665	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£544	Average£808	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air France	Cheapest£586	Average£739	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Cheap flights from Detroit to London Heathrow Airport from £171

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Detroit All airports to London Heathrow are usually found in April or February, booked 69 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

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Find flight deals from Detroit to Heathrow

Cheapest flights from Detroit to HeathrowExplore 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 27 August 2025.

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 27 August 2025.

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Use the filters below to find and compare flights from Detroit to London Heathrow Airport that are best for you.

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.

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 return flight from Detroit to Heathrow. Price data was last updated on 22 August 2025.

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

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 27 August 2025.

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 27 August 2025.

How much does it cost for a return flight from Detroit to London Heathrow Airport?

What’s the top stopover airport for flights from Detroit to London Heathrow Airport?

Share of one-stop return flights from Detroit to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from Detroit to London Heathrow Airport?

Average return fare for one-stop flights from Detroit to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from Detroit to London Heathrow Airport?

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

Which airport typically offers the quickest stopover for flights from Detroit to London Heathrow Airport?

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

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with KLM and Virgin Atlantic from Detroit to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from Detroit to London Heathrow Airport?

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

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

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

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

How can I find direct flights from Detroit to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

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Alternative routes for Detroit to Heathrow

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Top 5 airlines flying from Detroit to Heathrow

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How does Cheapflights help users find flights from Detroit to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Detroit to Heathrow?

Can Cheapflights find flights from Detroit to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Detroit to Heathrow become cheaper?

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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 27 August 2025.