How do most travelers feel about Finnair?

10,673 Cheapflights users have left reviews for Finnair and have rated the airline 8.0/10. If you are looking to travel from London to Detroit on Finnair, input your dates in the form above for our best prices!

In terms of precipitation, rainfall in Detroit ranges from 46.0 - 79.0 inches per month. August is typically the wettest month, when rainfall can reach 79.0 mm. January is typically the driest time to visit Detroit when rainfall is around 46.0 mm.

Fly Finnair from London to Detroit as low as £648

Cheapflights users flying from London to Detroit on Finnair typically fly into Detroit Metropolitan Wayne County and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Detroit in 2024

Popular in	August
Cheapest in	November
Average price (all airlines)	£662
One-way from	£5,907
Return from	£562

Highest demand for flights from London to Detroit; 12% potential price increase.

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Best time to find cheap flights from London to Detroit; 2% potential price drop.

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Average price for all London to Detroit flights (one-way and round-trip).

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Cheapest one-way Finnair flight from London to Detroit

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Cheapest return Finnair flight from London to Detroit

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How do most travelers feel about Finnair?
10,673 Cheapflights users have left reviews for Finnair and have rated the airline 8.0/10. If you are looking to travel from London to Detroit on Finnair, input your dates in the form above for our best prices!

Cheapest Finnair flights from London to Detroit

Tue 25/610:05LHR - DTW

1 stop17h 26mFinnair

Thu 25/716:07DTW - LHR

1 stop10h 38mFinnair

Deal found 16/5£648

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Mon 24/609:45LHR - DTW

1 stop17h 04mFinnair

Thu 11/706:59DTW - LHR

1 stop10h 11mFinnair

Deal found 16/5£654

Pick Dates

Wed 26/610:05LHR - DTW

1 stop11h 29mFinnair

Mon 8/718:18DTW - LHR

1 stop11h 12mFinnair

Deal found 16/5£655

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Last minute deals on Cheapflights

Sun 26/512:30LHR - DTW

1 stop16h 58mFinnair

Fri 31/507:57DTW - LHR

1 stop18h 33mFinnair

Deal found 16/5£918

Pick Dates

Wed 22/512:30LHR - DTW

1 stop16h 58mFinnair

Sat 25/517:33DTW - LHR

1 stop13h 37mFinnair

Deal found 16/5£1,000

Pick Dates

Wed 22/507:30LHR - DTW

2 stops21h 29mFinnair

Tue 28/518:07DTW - LHR

1 stop13h 38mFinnair

Deal found 16/5£1,161

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One-way Finnair flights to Detroit from London

Fri 21/609:55LHR - DTW

1 stop16h 15mFinnair

Deal found 15/5£5,907

Pick Dates

Average price of Finnair flights from London to Detroit

Currently, the most affordable month to book a Finnair flight from London to Detroit in November, with an average price of £643. Conversely, traveling with Finnair from London to Detroit in July will be the most expensive, with an average cost of £944. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

January

£548

February

£528

March

£661

April

£678

May

£654

June

£692

July

£745

August

£690

September

£607

October

£576

November

£507

December

£574

Temperature and rainfall in Detroit by month

DTT Temperature	-4 - 23 °C

DTT

Temperature

-4 - 23 °C

If weather is an important factor for your trip to Detroit, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

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Fly from London to Detroit on another airline
Consider alternative airlines that service the Detroit area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

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Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

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If Detroit is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

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Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 May 2024.

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Finnair flights from London to Atlanta

Finnair flights from London to O'Hare Intl

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Finnair flights from London to Detroit

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Finnair flights from London to Columbus

Finnair flights from London to Rovaniemi

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See what others are saying about Finnair

Finnair

7.7

Good

1,376 reviews

Check prices

Overview

Recent reviews

5.6

Fair|Mar 2020

Nothing

Snack and some complimentary wifi or entertainment

4.0

Mediocre|Nov 2021

Had to pay £65 (~$90)to check my bag even though it was free on the outgoing flight. Had to pay surcharge for paying at check in even though I tried to correct in advance over phone and online. Kayak was no help.

10.0

Wonderful|Oct 2021

Kayak was terrible, I was told that I got 1 free checked bag, but when I got to the check-in counter I was told otherwise and had to pay for my checked bag!!!!

10.0

Wonderful|Aug 2022

Asked to put hand luggage in hold as flight full. Been waiting over an hour at Manchester airport to retrieve it

6.0

Okay|Jul 2023

One of the Flightattendant was so rude and bad. She should not work with people.

1 out of 459

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Cheapflights users flying from London to Detroit on Finnair typically fly into Detroit Metropolitan Wayne County and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Detroit in 2024

Find detailed information about Finnair flights from London to Detroit. Explore the options provided by Finnair to plan your journey from London to Detroit. Data last updated 16 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

How do most travelers feel about Finnair?

Cheapest Finnair flights from London to Detroit

Last minute deals on Cheapflights

One-way Finnair flights to Detroit from London

Average price of Finnair flights from London to Detroit

Plan your Finnair flight from London to Detroit by taking into account the cheapest months to travel. The average price of a one-way Finnair flight from London to Detroit is currently £5,907 while a return flight costs £0. Price data was last updated on 12 May 2024.

Temperature and rainfall in Detroit by month

Plan your trip to Detroit by taking into account the average temperature and rainfall totals by month.

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.

Fly from London to Detroit on another airline
Consider alternative airlines that service the Detroit area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Consider alternative airlines that service the Detroit area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Complete your trip
Complete your trip to Detroit by adding a car hire and/or hotel booking to your travel itinerary.

Complete your trip to Detroit by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing London and Detroit
Choose from other airlines serving London and Detroit.

Choose from other airlines serving London and Detroit.

Other popular destinations in North America
If Detroit is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

If Detroit is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 May 2024.

See what others are saying about Finnair

Overview

Recent reviews

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Flights

Finnair flights from London to Detroit (LON - DTT)

Cheapflights users flying from London to Detroit on Finnair typically fly into Detroit Metropolitan Wayne County and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Detroit in 2024

Find detailed information about Finnair flights from London to Detroit. Explore the options provided by Finnair to plan your journey from London to Detroit. Data last updated 16 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

How do most travelers feel about Finnair?

Cheapest Finnair flights from London to Detroit

Last minute deals on Cheapflights

One-way Finnair flights to Detroit from London

Average price of Finnair flights from London to Detroit

Plan your Finnair flight from London to Detroit by taking into account the cheapest months to travel. The average price of a one-way Finnair flight from London to Detroit is currently £5,907 while a return flight costs £0. Price data was last updated on 12 May 2024.

Temperature and rainfall in Detroit by month

Plan your trip to Detroit by taking into account the average temperature and rainfall totals by month.

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.

Fly from London to Detroit on another airlineConsider alternative airlines that service the Detroit area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Consider alternative airlines that service the Detroit area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

See what others are saying about Finnair

Overview

100% Free

Book with Flexibility

Travel Smart

Fly from London to Detroit on another airline
Consider alternative airlines that service the Detroit area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.