Cheap flights from London to Detroit from $403

The cheapest month to fly to Detroit from London is in January. Flight prices, which tend to average around $789, are often lower during this time because this is during the off-season. If you’re not able to fly to Detroit in January, then February is your next best option. Flight prices from London to Detroit during February average around $794.

On average, the least expensive day to fly to Detroit from London is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $839. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London to Detroit for around $1,464.

At noon is the cheapest time of day to fly from London to Detroit when you can find flight prices for as low as $1,134. Flying to Detroit at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,305 on average. Flights to Detroit from London in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from London Heathrow to Detroit Metropolitan Wayne County for the best London - Detroit flight prices

You are more likely to see cheaper flights to Detroit from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Detroit for around $1,052 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Detroit from London for as low as $830 on momondo.

There are 2 cabin classes available to choose from on London to Detroit flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 36% on your flight if you consider stops on a London to Detroit flight.

As of September 2026, prices for London to Detroit flights are approximately 22% cheaper when compared to flights at the same time last year.

Historically, on average around 5% of flights between London and Detroit have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 5% of their flights experiencing any sort of delay.

Chicago (ORD) was the most common stop: 42% of momondo users choosing 1-stop flights on this route connected there.

Flights via Boston (BOS) offer the lowest average round-trip price of $733.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 12h 00m.

Chicago (ORD) has the shortest average layover time for this route: 1h 28m.

6 flights are operational daily from London to Detroit as of September 2026. The most popular departure time for this route is 10:00AM, with 100% of flights per day taking off at noon.

42 flights are operational weekly from London to Detroit as of September 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.