Question 1

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

Accepted Answer

Flying on JetBlue is currently your cheapest option to London, with prices starting at £468. Additional return tickets that might be worth considering are offered by Icelandair and Scandinavian Airlines, with the lowest prices starting at £470 and £473, respectively. JetBlue is 30% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

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

Accepted Answer

One-way options have recently been found by users for as low as £165 on Icelandair. Other airlines that offer cheap prices include Iberia from £363 and Lufthansa from £403 one-way.

Question 3

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

Accepted Answer

The best time to book flights from Detroit to London is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Detroit to London (average of £112). Flying from Detroit to London 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?

Accepted Answer

Travellers seeking maximum savings on their Detroit to London flight should consider departing on Monday 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 6

E

Accepted Answer

In terms of precipitation, rainfall in London 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 when rainfall is around 40.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to London, 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 most popular routes from Detroit to London?

Accepted Answer

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.

Question 9

What are the cheapest flights from Detroit to London?

Accepted Answer

The cheapest flight price from Detroit to London is £371. On average you can expect to pay £628. The most popular route, (Detroit Metropolitan Wayne County - London Heathrow), can usually be booked for £351.

Question 10

What are the most reliable airlines from Detroit to London?

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 on time: KLM (83%), Air France (83%), Scandinavian Airlines (83%).

Question 11

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

Accepted Answer

Before booking your flight from Detroit to London check out the most popular airlines for this route: Air France, JetBlue or Icelandair.

Question 12

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

Accepted Answer

Users have found that flying from Detroit to London on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 13

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

Accepted Answer

Find a great deal and save up to 115% by booking at least 34 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Detroit to London within the next two weeks, with the cheapest ticket starting at £570.

Question 14

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

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. Flights to London from Detroit in January are about £677 on average during January, but can be found for as low as £460.

Question 15

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

Accepted Answer

It’s typically best to fly out from Detroit to London at midday. Doing so could potentially save you 26% on the flight price compared to flying in the afternoon, which is usually more expensive.

Question 16

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

Accepted Answer

Located just 0.6 mi from the city center, Detroit All airports is the airport most travelers will use when flying to London from Detroit. Booking flights from All airports (DTT) to London should be relatively easy as there are 2 daily outbound flights to London from 5 different airlines.

Question 17

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

Accepted Answer

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

Question 18

How can I find direct flights from Detroit to London?

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 London.

Question 19

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

Accepted Answer

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.

Question 20

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

Accepted Answer

When you search for this flight from Detroit to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 21

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

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Detroit to London 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 22

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

Accepted Answer

Certainly. Search results for flights to London from Detroit shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 23

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

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	£430
One-way from	£157
Popular in	June
Cheapest in	January
Average price	£736
Good round-trip deal	£622 or less
Good one-way deal	£529 or less

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£410	Average£570	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Icelandair	Cheapest£467	Average£664	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
KLM	Cheapest£530	Average£674	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£535	Average£814	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air France	Cheapest£576	Average£726	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Cheap flights from Detroit to London from £157

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 23/10. 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 are usually found in January or February, booked 62 days in advance, depart on a Sunday or Tuesday and return on a Monday

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Cheapest flights from Detroit to LondonExplore 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 1 July 2025.

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 1 July 2025.

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

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.

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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 return flight from Detroit to London. Price data was last updated on 27 June 2025.

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

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 1 July 2025.

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

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 1 July 2025.

Read reviews from past customers who have flown with Delta, KLM, andSWISS from Detroit to London. Users can see the overall rating for each airline as well as how each is rated 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 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?

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

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

What are the most popular routes from Detroit to London?

What are the most reliable airlines from Detroit to London?

What are the cheapest flights from Detroit to London?

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

How can I find direct flights from Detroit to London?

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

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

Travelling to a place near Detroit?

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Alternative routes for Detroit to London

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Top 5 airlines flying from Detroit to London

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

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

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

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

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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 1 July 2025.