Question 1

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

Accepted Answer

According to our current data, JetBlue (£497), Icelandair (£541), and Virgin Atlantic (£551) offers the cheapest pricing from Detroit to London Heathrow Airport. You may be able to fly from Detroit to London Heathrow Airport for 37% less than the average price by searching for these airlines.

Question 2

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

Accepted Answer

The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £212. However, be on the lookout for offers from WestJet and Icelandair, as they are both options that can get you from Detroit to London Heathrow Airport for a low price.

Question 3

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

Accepted Answer

Booking 77 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 4

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 5

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 Tuesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

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 7

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 8

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 £752, our data shows the cheapest flight currently is £558. When looking at the most popular route, (Detroit Metropolitan Wayne County - London Heathrow), you can expect to pay £467 for that flight.

Question 9

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 (75%), Air France (75%), Delta (75%).

Question 10

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 11

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

Accepted Answer

Departing on a Saturday is a good option for securing a great price. You can expect to save up to 36% when planning your travel around this day of the week.

Question 12

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

Accepted Answer

To save up to 97% 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 £621 1-2 weeks out and tickets from £745 for flights departing within the next 72 hours.

Question 13

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 £744 on average during January, but can be found for as low as £488.

Question 14

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 evening. Doing so could potentially save you 32% on the flight price compared to flying at midday, which is usually more expensive.

Question 15

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 1 outbound flight to London Heathrow per day. 5 airlines have flights to London Heathrow from Detroit All airports on a regular basis.

Question 16

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 17

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 18

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 19

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 20

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 21

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 22

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	£467
One-way from	£212
Popular in	July
Cheapest in	February
Average price	£645
Good round-trip deal	£612 or less

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£413	Average£705	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
JetBlue	Cheapest£522	Average£614	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
KLM	Cheapest£562	Average£804	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£597	Average£903	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air France	Cheapest£610	Average£772	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Cheap flights from Detroit to London Heathrow Airport from £212

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 30/4. 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 February or April, booked 77 days in advance, depart on a Sunday or Thursday and return on a Monday

Cheap flight deals from Detroit to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

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 March 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 March 2025.

Cheapflights Fare Finder

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 21 March 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 March 2025.

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown Delta, KLM and SWISS from Detroit to London. 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?

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

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

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 Detroit?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Detroit to Heathrow

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

100% Free

Book with Flexibility

Travel Smart

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 March 2025.