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Heathrow

$325+ Cheap flights from Michigan to Heathrow (LHR)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — LHR
Jun 25 — Jul 21
Thu 6/25
Thu 7/2
1 adult, Economy
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Cheap flight deals from Michigan to Heathrow

Cheapest flights from Michigan to Heathrow
Explore the most affordable flight options available from Michigan to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.

This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:55 pm
GRR
-
LHR
1 stop13h 30m
United Airlines
Fri 11/136:50 am
LHR
-
GRR
2 stops15h 51m
United Airlines
Deal found 5/21$741
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:15 pm
LAN
-
LHR
2 stops28h 55m
United Airlines
Fri 11/136:50 am
LHR
-
LAN
2 stops20h 07m
United Airlines
Deal found 5/21$750
This Cheapflightsfares deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/42:15 pm
GRR
-
LHR
1 stop11h 30m
Lufthansa
Tue 10/139:00 am
LHR
-
GRR
2 stops19h 54m
Lufthansa
Deal found 5/22$856
This Cheapflightsfares deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:10 pm
GRR
-
LHR
2 stops19h 15m
Lufthansa
Wed 10/2811:10 am
LHR
-
GRR
2 stops18h 04m
Lufthansa
Deal found 5/22$865
This Cheapflightsfares deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:05 pm
GRR
-
LHR
1 stop13h 55m
Lufthansa
Tue 9/297:30 am
LHR
-
GRR
2 stops19h 19m
Lufthansa
Deal found 5/23$867
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:30 pm
AZO
-
LHR
1 stop10h 25m
United Airlines
Wed 11/186:50 am
LHR
-
AZO
2 stops15h 51m
United Airlines
Deal found 5/21$870
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
GRR
-
LHR
1 stop19h 25m
Delta
Fri 9/189:55 am
LHR
-
GRR
2 stops16h 00m
Delta
Deal found 5/21$870
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:32 pm
FNT
-
LHR
1 stop12h 23m
United Airlines
Thu 9/106:50 am
LHR
-
FNT
2 stops22h 01m
United Airlines
Deal found 5/22$870
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:20 am
TVC
-
LHR
2 stops18h 20m
United Airlines
Fri 11/136:50 am
LHR
-
TVC
2 stops14h 36m
United Airlines
Deal found 5/21$870
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:17 pm
SBN
-
LHR
1 stop10h 38m
United Airlines
Tue 11/36:50 am
LHR
-
SBN
2 stops21h 38m
United Airlines
Deal found 5/22$870
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 pm
GRR
-
LHR
1 stop12h 20m
Delta
Wed 9/166:30 am
LHR
-
GRR
2 stops16h 08m
Delta
Deal found 5/23$871
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:33 pm
TVC
-
LHR
1 stop18h 32m
Delta
Tue 9/299:55 am
LHR
-
TVC
2 stops19h 04m
Delta
Deal found 5/25$871

Find flight deals from Michigan to Heathrow

Keep the following information in mind while searching for Michigan to Heathrow flight deals. Data was last updated May 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$741
(United Airlines)

One-way from

$325
(oojo)

Popular in

June

Cheapest in

October

Average price

$1,015

Good round-trip deal

$1,048 or less

Good one-way deal

$588 or less
Provider with most accurate pricing for Detroit (DTT)-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-London (LON) flights.
Search Deals
From Michigan to London Heathrow
Search Deals
One-way flight from Michigan to London Heathrow
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Michigan to London Heathrow.
Search Deals
Price to beat on a one-way flight from Michigan to London Heathrow.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Michigan to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 26, 2026.
Use the filters below to find and compare flights from Michigan to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Grand RapidsLondon

GRR - LHR

GRRLHR

Grand Rapids Gerald R. Ford Intl

Wed 11/11

6:32 pm-12:00 pm

1 stop12h 28m

London Heathrow

Fri 11/13

6:50 am-3:58 pm

2 stops14h 08m

$741

LansingLondon

LAN - LHR

LANLHR

Lansing Capital City

Tue 11/10

9:15 pm-5:05 pm

2 stops38h 50m

London Heathrow

Fri 11/13

7:40 am-6:15 pm

1 stop15h 35m

$769

Grand RapidsLondon

GRR - LHR

GRRLHR

Grand Rapids Gerald R. Ford Intl

Tue 9/8

6:00 am-6:25 am

1 stop19h 25m

London Heathrow

Fri 9/18

9:55 am-8:55 pm

2 stops16h 00m

$870

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Tue 10/20

6:31 pm-11:55 am

1 stop12h 24m

London Heathrow

Wed 11/4

6:50 am-6:48 pm

2 stops16h 58m

$870

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Wed 8/26

6:30 am-6:45 am

1 stop19h 15m

London Heathrow

Thu 9/10

6:50 am-5:56 pm

2 stops16h 06m

$870

Traverse CityLondon

TVC - LHR

TVCLHR

Traverse City Cherry Capital

Tue 11/10

2:00 pm-12:00 pm

1 stop17h 00m

London Heathrow

Fri 11/13

6:50 am-5:58 pm

2 stops16h 08m

$870

Traverse CityLondon

TVC - LHR

TVCLHR

Traverse City Cherry Capital

Wed 9/23

1:33 pm-1:05 pm

1 stop18h 32m

London Heathrow

Thu 10/1

8:40 am-11:59 pm

2 stops20h 19m

$871

Traverse CityLondon

TVC - LHR

TVCLHR

Traverse City Cherry Capital

Tue 9/22

6:20 am-6:25 am

2 stops19h 05m

London Heathrow

Tue 9/29

9:55 am-11:59 pm

2 stops19h 04m

$875

South BendLondon

SBN - LHR

SBNLHR

South Bend/Michiana

Mon 10/12

8:00 am-7:10 am

1 stop18h 10m

London Heathrow

Fri 10/16

6:30 am-10:26 pm

2 stops20h 56m

$876

KalamazooLondon

AZO - LHR

AZOLHR

Kalamazoo Intl

Wed 9/30

11:36 am-7:10 am

1 stop14h 34m

London Heathrow

Fri 10/23

6:15 am-5:11 pm

2 stops15h 56m

$877

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Michigan to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Michigan with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Michigan to London Heathrow Airport

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

Currently, September is the cheapest month in which you can book a flight from Michigan to London Heathrow Airport (average of $51). Flying from Michigan to London Heathrow Airport in April is currently the most expensive (average of $593). 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.

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

Find hourly flight availability from Michigan 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 May 26, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Michigan to London Heathrow Airport as you normally would.

Weekly flight availability from Michigan to London Heathrow Airport

Explore weekly flight availability from Michigan 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 May 26, 2026.

The most flights from USMI 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).

How much does it cost to fly round-trip from Michigan to London Heathrow Airport?

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

The best time to book flights from Michigan to London Heathrow Airport is 66 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.

Related info for your journey

Find useful and relevant information for your journey from Michigan to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Michigan to London Heathrow Airport?

    A quick flight from Michigan to London Heathrow Airport can take about 12h 08m. United Airlines provides one of the quickest options available for as low as $871. The distance between Michigan and London Heathrow Airport is about 3807 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $161. British Airways flights start at $275 while deals on JetBlue start at $350 one-way.

  • What are the most popular routes from Michigan to London Heathrow Airport?

    While some choose either Detroit Metropolitan Wayne County - London Heathrow or Chicago Midway - London Heathrow, Chicago O'Hare Intl - London Heathrow is the most popular route from Michigan to London Heathrow Airport.

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

    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 Michigan to London Heathrow Airport on time: KLM (87%), Air France (87%), Scandinavian Airlines (87%).

  • What are the cheapest flights from Michigan to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for $503. While the most popular route (Chicago O'Hare Intl - London Heathrow) can be booked for $596 on average, our data indicates $2,575 when flying from Michigan to London Heathrow Airport.

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

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

  • How can I find direct flights from Michigan to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Michigan 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.

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

    Currently, September is the cheapest month in which you can book a flight from Michigan to London Heathrow Airport (average of $51). Flying from Michigan to London Heathrow Airport in April is currently the most expensive (average of $593). 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted

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.

Top 10 airlines flying from Michigan to Heathrow

Discover the top 10 airlines that operate flights from Michigan to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$66Average$838FlexibilityNo cancel feeOn-time62%
IcelandairCheapest$478Average$692FlexibilityNo cancel feeOn-time76%
KLMCheapest$531Average$979FlexibilityNo cancel feeOn-time75%
DeltaCheapest$538Average$988FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$555Average$700FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$581Average$810FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$588Average$948FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$598Average$891FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$631Average$1,062FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$824Average$1,160FlexibilityNo cancel feeOn-time77%

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