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

Airlines like United Airlines and Delta fly from Milwaukee to London Heathrow Airport in about 10h 40m. The time it takes to get you to your destination can typically vary by up to 20h 35m. 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).

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.

£331+ Cheap Flights from Milwaukee to London Heathrow Airport

Cheap flight deals from Milwaukee to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 12 October 2026.

Sun 8/1113:24 -

1 stop12h 21m

Tue 24/1111:20 -

1 stop12h 45m

Deal found 8/10£687

Wed 11/1115:19 -

1 stop11h 41m

Wed 25/1110:00 -

2 stops16h 15m

Deal found 7/10£688

Sun 8/1111:29 -

1 stop13h 21m

Tue 24/1110:00 -

2 stops16h 15m

Deal found 8/10£689

Wed 11/1112:44 -

1 stop12h 21m

Wed 25/1112:40 -

1 stop14h 21m

Deal found 7/10£710

Fri 13/1113:13 -

1 stop14h 42m

Tue 17/1108:40 -

2 stops15h 25m

Deal found 12/10£726

Thu 5/1111:30 -

1 stop13h 35m

Thu 12/1110:00 -

2 stops16h 15m

Deal found 8/10£727

Mon 23/1113:16 -

2 stops13h 44m

Mon 30/1120:25 -

2 stops27h 37m

Deal found 9/10£727

Thu 26/1113:26 -

2 stops15h 04m

Thu 3/1208:40 -

2 stops17h 42m

Deal found 12/10£729

Wed 25/1108:10 -

1 stop16h 55m

Wed 2/1211:45 -

2 stops14h 37m

Deal found 11/10£734

Tue 24/1112:42 -

1 stop16h 58m

Tue 1/1210:00 -

2 stops16h 22m

Deal found 8/10£735

Find flight deals from Milwaukee to Heathrow

Round-trip from	£605
One-way from	£331
Popular in	December
Cheapest in	January
Average price	£721

United Airlines
1/3-3/3
3 total stops
28h 43m total
Milwaukee to London

Search Deals

JetBlue
17/10-31/12
1 total stop
13h 44m total
Milwaukee to London

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£8 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

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

Cheapest return flight

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Wed 11/11

11:38-09:05

2 stops15h 27m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£338

Fastest return journey

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Wed 11/11

15:19-09:00

1 stop11h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Mon 9/11

10:20-09:00

1 stop16h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Sun 8/11

05:30-09:00

1 stop21h 30m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Fri 30/10

07:45-08:05

2 stops19h 20m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£373

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Sat 17/10

14:58-13:55

2 stops16h 57m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£385

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Sat 12/12

13:28-07:45

1 stop12h 17m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£431

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Thu 31/12

13:10-07:45

1 stop12h 35m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£431

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Wed 11/11

16:40-12:50

3 stops38h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£445

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Mon 28/12

15:57-11:40

1 stop13h 43m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£483

Flights are sorted by cheapest return flights first.

Deals found on 10/10

Showing 1-10 of 21 resultsSorted by cheapest first

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.

MKE-LHR

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

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 £498). Flying from Milwaukee to London Heathrow Airport in December is currently the most expensive (average of £1,057). 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?

Airfare is below average for this route at the moment.

Milwaukee to London Heathrow Airport flights typically cost between £669 and £765 in March.
The cheapest return price found within the last 5 days was £605 on United Airlines (1 Mar–3 Mar).

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 United Airlines and Delta fly from Milwaukee to London Heathrow Airport in about 10h 40m. The time it takes to get you to your destination can typically vary by up to 20h 35m. 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 £498). Flying from Milwaukee to London Heathrow Airport in December is currently the most expensive (average of £1,057). 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

Hounslow

Milton Keynes

Luton

Slough

Gatwick

Wembley

Hayes

Ilford

Croydon

Colchester

Northampton

Eastbourne

Brentford

Southend-on-Sea

Barnet

Enfield

Southall

Watford

Stratford-upon-Avon

Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Alternative routes for Milwaukee to Heathrow

O'Hare Intl to Heathrow flights

O'Hare Intl to Gatwick flights

O'Hare Intl to London City flights

O'Hare Intl to Stansted flights

O'Hare Intl to Luton flights

Minneapolis to Heathrow flights

Minneapolis to Gatwick flights

Minneapolis to London City flights

Minneapolis to Stansted flights

Madison to Heathrow flights

Milwaukee to Gatwick flights

Green Bay to Gatwick flights

Appleton to Heathrow flights

Minneapolis to Southend flights

Escanaba to Heathrow flights

Fly with Cheapflights

How does Cheapflights help users find flights from Milwaukee to Heathrow?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Milwaukee to London Heathrow Airport from £331

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 12 October 2026.

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 12 October 2026.

Best flights from Milwaukee to HeathrowDiscover 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 12 October 2026.

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 12 October 2026.

Last-minute flights from Milwaukee to HeathrowDiscover last-minute flight deals from Milwaukee to Heathrow. Data last updated 12 October 2026 and is based on user searches.

Discover last-minute flight deals from Milwaukee to Heathrow. Data last updated 12 October 2026 and is based on user searches.

One-way flights from Milwaukee to HeathrowSearch for one-way flight options from Milwaukee to Heathrow. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Search for one-way flight options from Milwaukee to Heathrow. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Find flight deals from Milwaukee to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

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?

Airfare is below average for this route at the moment.

Milwaukee to London Heathrow Airport flights typically cost between £669 and £765 in March.The cheapest return price found within the last 5 days was £605 on United Airlines (1 Mar–3 Mar).

Related info for your journey

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Milwaukee to Heathrow

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

Complete your trip

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

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Milwaukee to Heathrow by cabin class

Find flights from Milwaukee to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 October 2026.

Milwaukee and Heathrow flights

Browse other Milwaukee and Heathrow flight options. Last updated on 12 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

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?

100% Free

Book with Flexibility

Travel Smart

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 12 October 2026.

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 12 October 2026.

Last-minute flights from Milwaukee to Heathrow
Discover last-minute flight deals from Milwaukee to Heathrow. Data last updated 12 October 2026 and is based on user searches.

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 12 October 2026.

Milwaukee to London Heathrow Airport flights typically cost between £669 and £765 in March.
The cheapest return price found within the last 5 days was £605 on United Airlines (1 Mar–3 Mar).