How long is the flight from Milwaukee to London Heathrow Airport?

Airlines like Virgin Atlantic, KLM, and British Airways fly from Milwaukee to London Heathrow Airport in about 10h 56m. The time it takes to get you to your destination can typically vary by up to 2h 54m. Airlines will cover a distance of 3894 mi. Both multi-stop and direct flights can be found to your destination and back.

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.

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).

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 8 days in advance, which can save you up to 54% on flights from Milwaukee to London Heathrow Airport compared to booking the week you need them. Waiting 8 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £476. For sooner than that we have options available in the next 3 days from £736.

What is the cheapest month to fly from Milwaukee to London Heathrow Airport?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, November can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Milwaukee in November are about £673 on average during November, but can be found for as low as £478.

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

When flying from Milwaukee to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Milwaukee to London Heathrow?

Located just 6.4 mi from the city center, Milwaukee-Mitchell is the airport most travelers will use when flying to London Heathrow from Milwaukee. Booking flights from Milwaukee-Mitchell (MKE) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

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

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

How can I find direct flights from Milwaukee to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Milwaukee 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.

£276+ Cheap Flights from Milwaukee to London Heathrow Airport

Q: How much does it cost for a return flight from Milwaukee to London Heathrow Airport?

Airfare is below average for this route at the moment. Milwaukee to London Heathrow Airport flights typically cost between £588 and £653 in October. The cheapest return flight price found within the last 3 days was £443 on Scandinavian Airlines (28 Oct-4 Nov).

Cheap flight deals from Milwaukee to Heathrow

Round-trip from	£443
One-way from	£276
Popular in	June
Cheapest in	November
Average price	£627

Scandinavian Airlines
28/10-4/11
5 total stops
45h 19m total
Milwaukee to London

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JetBlue
20/9
1 total stop
31h 52m total
Milwaukee to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£95 potential increase over avg. return price).

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Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).

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Average for round-trip flights in September 2025

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Find flight deals from Milwaukee to Heathrow

Cheapest flights from Milwaukee to Heathrow
Explore the most affordable flight options available from Milwaukee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Tue 28/1011:58MKE - LHR

3 stops25h 52mScandinavian Airlines

Tue 4/1106:40LHR - MKE

2 stops19h 27mScandinavian Airlines

Deal found 13/9£443

Fri 17/1007:00MKE - LHR

2 stops20h 35mScandinavian Airlines

Wed 22/1007:05LHR - MKE

2 stops19h 02mScandinavian Airlines

Deal found 14/9£444

Mon 8/1207:00MKE - LHR

2 stops27h 00mScandinavian Airlines

Tue 23/1221:05LHR - MKE

3 stops28h 39mScandinavian Airlines

Deal found 12/9£450

Mon 29/915:34MKE - LHR

1 stop13h 36mKLM

Wed 8/1012:45LHR - MKE

1 stop11h 33mKLM

Deal found 13/9£459

Mon 29/918:43MKE - LHR

1 stop12h 47mDelta

Wed 8/1006:15LHR - MKE

2 stops15h 49mDelta

Deal found 13/9£459

Tue 28/1016:49MKE - LHR

1 stop10h 56mKLM

Tue 4/1112:30LHR - MKE

1 stop14h 12mKLM

Deal found 13/9£460

Tue 28/1013:10MKE - LHR

2 stops13h 40mVirgin Atlantic

Tue 4/1111:30LHR - MKE

2 stops16h 17mVirgin Atlantic

Deal found 13/9£463

Wed 3/1211:15MKE - LHR

2 stops13h 35mVirgin Atlantic

Tue 9/1206:30LHR - MKE

2 stops15h 47mVirgin Atlantic

Deal found 14/9£464

Wed 29/1011:58MKE - LHR

1 stop13h 52mMultiple Airlines

Wed 5/1111:05LHR - MKE

1 stop13h 48mMultiple Airlines

Deal found 14/9£465

Tue 14/1013:10MKE - LHR

2 stops13h 40mVirgin Atlantic

Tue 21/1009:40LHR - MKE

2 stops18h 07mVirgin Atlantic

Deal found 13/9£468

Thu 16/1016:59MKE - LHR

1 stop12h 06mAmerican Airlines

Mon 20/1013:10LHR - MKE

1 stop13h 15mAmerican Airlines

Deal found 13/9£518

Best flights from Milwaukee to Heathrow
Discover carefully curated flight deals from Milwaukee to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Tue 28/1011:58MKE - LHR

3 stops21h 37mScandinavian Airlines

Tue 4/1121:05LHR - MKE

3 stops29h 02mScandinavian Airlines

Deal found 13/9£449

Tue 28/1010:56MKE - LHR

1 stop15h 09mVirgin Atlantic

Tue 4/1111:30LHR - MKE

2 stops16h 17mVirgin Atlantic

Deal found 13/9£459

Tue 28/1016:49MKE - LHR

1 stop10h 56mKLM

Tue 4/1112:30LHR - MKE

1 stop14h 12mKLM

Deal found 13/9£460

Sat 4/1016:38MKE - LHR

1 stop13h 37mBritish Airways

Sat 15/1114:10LHR - MKE

1 stop14h 55mBritish Airways

Deal found 13/9£518

Thu 16/1014:05MKE - LHR

1 stop13h 00mAmerican Airlines

Mon 20/1013:10LHR - MKE

1 stop12h 36mAmerican Airlines

Deal found 15/9£518

Wed 29/1009:39MKE - LHR

1 stop18h 06mDelta

Sun 2/1109:00LHR - MKE

2 stops17h 07mDelta

Deal found 13/9£526

Wed 3/1211:15MKE - LHR

1 stop13h 50mVirgin Atlantic

Tue 9/1206:30LHR - MKE

2 stops15h 47mVirgin Atlantic

Deal found 14/9£460

Fri 24/1016:59MKE - LHR

1 stop13h 16mBritish Airways

Mon 10/1112:35LHR - MKE

1 stop11h 52mBritish Airways

Deal found 13/9£518

Tue 4/1109:39MKE - LHR

1 stop17h 06mDelta

Sun 9/1111:45LHR - MKE

2 stops18h 11mDelta

Deal found 13/9£526

Fri 17/1018:35MKE - LHR

2 stops12h 55mDelta

Wed 22/1011:30LHR - MKE

2 stops16h 17mDelta

Deal found 13/9£529

Fri 24/1014:18MKE - LHR

1 stop14h 12mBritish Airways

Fri 31/1014:10LHR - MKE

1 stop14h 46mBritish Airways

Deal found 14/9£529

Last-minute flights from Milwaukee to Heathrow
Discover last-minute flight deals from Milwaukee to Heathrow. Data last updated 15 September 2025 and is based on user searches.

Mon 29/915:34MKE - LHR

1 stop13h 36mKLM

Wed 8/1012:45LHR - MKE

1 stop11h 33mKLM

Deal found 13/9£459

Mon 29/918:43MKE - LHR

1 stop12h 47mDelta

Wed 8/1006:15LHR - MKE

2 stops15h 49mDelta

Deal found 13/9£459

Tue 14/1017:22MKE - LHR

1 stop14h 08mVirgin Atlantic

Tue 21/1009:40LHR - MKE

2 stops18h 07mVirgin Atlantic

Deal found 13/9£468

Thu 16/1016:59MKE - LHR

1 stop12h 06mAmerican Airlines

Mon 20/1013:10LHR - MKE

1 stop13h 15mAmerican Airlines

Deal found 13/9£518

Fri 17/1007:00MKE - LHR

2 stops20h 35mScandinavian Airlines

Wed 22/1007:05LHR - MKE

2 stops19h 02mScandinavian Airlines

Deal found 14/9£444

Fri 17/1020:16MKE - LHR

1 stop9h 59mBritish Airways

Wed 22/1019:30LHR - MKE

2 stops26h 59mBritish Airways

Deal found 14/9£519

Fri 24/1012:06MKE - LHR

1 stop12h 39mDelta

Fri 31/1011:30LHR - MKE

2 stops17h 25mDelta

Deal found 14/9£526

Tue 28/1011:58MKE - LHR

3 stops25h 52mScandinavian Airlines

Tue 4/1106:40LHR - MKE

2 stops19h 27mScandinavian Airlines

Deal found 13/9£443

Tue 28/1016:49MKE - LHR

1 stop10h 56mKLM

Tue 4/1112:30LHR - MKE

1 stop14h 12mKLM

Deal found 13/9£460

Tue 28/1013:10MKE - LHR

2 stops13h 40mVirgin Atlantic

Tue 4/1111:30LHR - MKE

2 stops16h 17mVirgin Atlantic

Deal found 13/9£463

Wed 29/1011:58MKE - LHR

1 stop13h 52mMultiple Airlines

Wed 5/1111:05LHR - MKE

1 stop13h 48mMultiple Airlines

Deal found 14/9£465

One-way flights from Milwaukee to Heathrow
Search for one-way flight options from Milwaukee to Heathrow. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sat 20/916:38MKE - LHR

1 stop31h 52mJetBlue

Deal found 14/9£276

Sun 26/1016:59MKE - LHR

1 stop12h 26mBritish Airways

Deal found 14/9£304

Sun 21/918:23MKE - LHR

1 stop10h 42mBritish Airways

Deal found 14/9£309

Mon 27/1014:18MKE - LHR

1 stop12h 57mBritish Airways

Deal found 14/9£321

Sun 26/1013:10MKE - LHR

2 stops14h 50mDelta

Deal found 14/9£345

Sun 21/912:53MKE - LHR

3 stops51h 07mMultiple Airlines

Deal found 14/9£348

Tue 14/1010:50MKE - LHR

2 stops16h 45mAir Canada

Deal found 14/9£349

Mon 27/1008:44MKE - LHR

2 stops16h 46mAir Canada

Deal found 14/9£354

Sun 21/916:55MKE - LHR

2 stops14h 35mDelta

Deal found 14/9£375

Mon 27/1019:38MKE - LHR

3 stops30h 32mMultiple Airlines

Deal found 14/9£395

Sat 20/917:45MKE - LHR

2 stops30h 45mAir Canada

Deal found 14/9£411

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 28/10

11:58-14:35

3 stops21h 37m

London Heathrow

Tue 4/11

21:05-20:07

3 stops29h 02m

£449

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 28/10

10:56-07:05

1 stop15h 09m

London Heathrow

Tue 4/11

11:30-21:47

2 stops16h 17m

£459

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 28/10

16:49-08:45

1 stop10h 56m

London Heathrow

Tue 4/11

12:30-20:42

1 stop14h 12m

£460

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 3/12

11:15-07:05

1 stop13h 50m

London Heathrow

Tue 9/12

06:30-16:17

2 stops15h 47m

£460

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sat 4/10

16:38-12:15

1 stop13h 37m

London Heathrow

Sat 15/11

14:10-23:05

1 stop14h 55m

£518

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Thu 16/10

14:05-09:05

1 stop13h 00m

London Heathrow

Mon 20/10

13:10-19:46

1 stop12h 36m

£518

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Fri 24/10

16:59-12:15

1 stop13h 16m

London Heathrow

Mon 10/11

12:35-18:27

1 stop11h 52m

£518

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 29/10

09:39-08:45

1 stop18h 06m

London Heathrow

Sun 2/11

09:00-20:07

2 stops17h 07m

£526

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 4/11

09:39-08:45

1 stop17h 06m

London Heathrow

Sun 9/11

11:45-23:56

2 stops18h 11m

£526

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Fri 17/10

18:35-13:30

2 stops12h 55m

London Heathrow

Wed 22/10

11:30-21:47

2 stops16h 17m

£529

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 21 results

Best time to book a flight from Milwaukee to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Milwaukee with our price prediction graph.

Estimated return 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 Milwaukee to London Heathrow Airport

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

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Milwaukee to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

How much does it cost for a return flight from Milwaukee to London Heathrow Airport?

Related info for your journey

What airport do you fly from for flights from Milwaukee to London Heathrow?
Located just 6.4 mi from the city center, Milwaukee-Mitchell is the airport most travelers will use when flying to London Heathrow from Milwaukee. Booking flights from Milwaukee-Mitchell (MKE) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.
How long is the flight from Milwaukee to London Heathrow Airport?
Airlines like Virgin Atlantic, KLM, and British Airways fly from Milwaukee to London Heathrow Airport in about 10h 56m. The time it takes to get you to your destination can typically vary by up to 2h 54m. Airlines will cover a distance of 3894 mi. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from Milwaukee to Heathrow that include hotel bookings?
Yes. In addition to deals on Milwaukee to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Milwaukee to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Heathrow.
Can I find deals for business class flights from Milwaukee to Heathrow?
Yes. Cheapflights offers flight deals from Milwaukee 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 Milwaukee to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Milwaukee to London Heathrow Airport (average of £112). Flying from Milwaukee 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.

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900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Milwaukee today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Milwaukee to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Milwaukee by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Milwaukee to Heathrow with no change fees?

Yes, we can. To see specific flights from Milwaukee to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Milwaukee to Heathrow become cheaper?

Yes! Start tracking prices for Milwaukee to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Milwaukee to London Heathrow Airport from £276

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Milwaukee to Heathrow

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Find flight deals from Milwaukee to Heathrow

Cheapest flights from Milwaukee to HeathrowExplore the most affordable flight options available from Milwaukee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Explore the most affordable flight options available from Milwaukee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Milwaukee to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Milwaukee with our price prediction graph.

Cheapflights Insights

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

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

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

How much does it cost for a return flight from Milwaukee to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Milwaukee 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 Milwaukee to London Heathrow?

How long is the flight from Milwaukee to London Heathrow Airport?

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

How can I find direct flights from Milwaukee to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Milwaukee to Heathrow

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

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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 Milwaukee to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Milwaukee to Heathrow?

Can Cheapflights find flights from Milwaukee to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Milwaukee to Heathrow become cheaper?

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Cheapest flights from Milwaukee to Heathrow
Explore the most affordable flight options available from Milwaukee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.