HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$440+ Cheap flights from Milwaukee (MKE) 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LHR
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Milwaukee to Heathrow with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Milwaukee-Mitchell to London Heathrow are usually found in November or October, booked 46 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Milwaukee to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$681
(Gotogate)

One-way from

$440
(Ovago)

Popular in

February

Cheapest in

November

Average price

$847
Provider with most accurate pricing for Milwaukee-Mitchell-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-London Heathrow flights.
Search Deals
From Milwaukee-Mitchell to London Heathrow
Search Deals
One-way flight from Milwaukee-Mitchell to London Heathrow
Search Deals
High demand for flights, 11% potential price rise
Search Deals
Best time to find cheap flights, 7% potential price drop
Search Deals
Average for round-trip flights in January 2025
Search Deals

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 January 21, 2025.

This Gotogate deal was found by Cheapflights users on 1/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/268:35 amMKE - LHR
2 stops16h 35mAir Canada
Tue 2/113:00 pmLHR - MKE
2 stops26h 55mAir Canada
Deal found 1/19$681
This Gotogate deal was found by Cheapflights users on 1/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/25:15 pmMKE - LHR
2 stops31h 55mMultiple Airlines
Wed 2/128:15 pmLHR - MKE
2 stops30h 53mMultiple Airlines
Deal found 1/19$686
This Netflights deal was found by Cheapflights users on 1/20. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/45:21 pmMKE - LHR
1 stop12h 19mVirgin Atlantic
Tue 3/119:10 amLHR - MKE
1 stop14h 00mVirgin Atlantic
Deal found 1/20$710
This United Airlines deal was found by Cheapflights users on 1/20. 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 3/411:35 amMKE - LHR
1 stop14h 20mUnited Airlines
Tue 3/118:30 amLHR - MKE
2 stops15h 29mUnited Airlines
Deal found 1/20$714
This Delta deal was found by Cheapflights users on 1/19. 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.
Sun 1/263:58 pmMKE - LHR
1 stop13h 42mDelta
Tue 2/1110:00 amLHR - MKE
2 stops15h 35mDelta
Deal found 1/19$727
This oojo deal was found by Cheapflights users on 1/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/24:50 pmMKE - LHR
1 stop11h 10mBritish Airways
Mon 3/107:40 pmLHR - MKE
2 stops28h 53mBritish Airways
Deal found 1/19$729
This KLM deal was found by Cheapflights users on 1/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/233:39 pmMKE - LHR
1 stop11h 16mKLM
Sun 3/309:20 amLHR - MKE
1 stop14h 06mKLM
Deal found 1/20$830
This Air France deal was found by Cheapflights users on 1/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/233:39 pmMKE - LHR
1 stop11h 16mAir France
Sun 3/308:10 pmLHR - MKE
1 stop29h 26mAir France
Deal found 1/20$848
This Ovago deal was found by Cheapflights users on 1/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/267:05 amMKE - LHR
2 stops20h 15mScandinavian Airlines
Tue 2/46:40 pmLHR - MKE
2 stops30h 55mScandinavian Airlines
Deal found 1/20$861
This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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.
Thu 4/171:25 pmMKE - LHR
2 stops14h 15mLufthansa
Mon 4/287:25 amLHR - MKE
2 stops19h 12mLufthansa
Deal found 1/20$863
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/161:24 pmMKE - LHR
1 stop13h 46mAmerican Airlines
Sat 5/319:15 amLHR - MKE
1 stop15h 57mAmerican Airlines
Deal found 1/20$954

Find flights from Milwaukee to Heathrow within your budget

Customize your flight search to find flights from Milwaukee 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 3/4

10:15 am-6:30 am

2 stops14h 15m

London Heathrow

Tue 3/11

3:00 pm-4:59 pm

2 stops30h 59m

$686

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 3/2

8:25 am-8:30 am

2 stops18h 05m

London Heathrow

Mon 3/10

8:15 pm-10:00 pm

2 stops30h 45m

$701

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 3/4

5:21 pm-11:40 am

1 stop12h 19m

London Heathrow

Tue 3/11

9:10 am-6:10 pm

1 stop14h 00m

$710

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 3/4

11:35 am-7:55 am

1 stop14h 20m

London Heathrow

Tue 3/11

8:30 am-6:59 pm

2 stops15h 29m

$714

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 3/2

4:50 pm-11:30 am

1 stop12h 40m

London Heathrow

Mon 3/24

11:25 am-7:33 pm

2 stops37h 08m

$729

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 3/2

10:28 am-10:35 am

1 stop18h 07m

London Heathrow

Sun 3/30

5:50 pm-11:13 am

1 stop23h 23m

$797

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 5/18

4:54 pm-10:20 am

1 stop11h 26m

London Heathrow

Wed 5/28

9:15 am-5:28 pm

1 stop14h 13m

$834

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 3/23

3:39 pm-7:55 am

1 stop11h 16m

London Heathrow

Sun 3/30

8:10 pm-7:36 pm

1 stop29h 26m

$848

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Thu 4/17

1:25 pm-9:40 am

2 stops14h 15m

London Heathrow

Mon 4/28

7:25 am-8:37 pm

2 stops19h 12m

$863

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Fri 5/16

7:00 am-1:35 pm

2 stops24h 35m

London Heathrow

Tue 5/27

7:05 am-7:47 pm

2 stops18h 42m

$1,148

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 17 results
1
2

Compare providers for flights from Milwaukee to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Heathrow in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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.

Travel insights for flights from Milwaukee to Heathrow

Get recent, data-driven insights about flights from Milwaukee to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to Heathrow. Price data was last updated on January 17, 2025.

The best time to book flights from Milwaukee to London Heathrow Airport is 45 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.

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

Currently, November is the cheapest month in which you can book a flight from Milwaukee to London Heathrow Airport (average of $661). Flying from Milwaukee to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 MKE to LHR?

Find hourly flight availability from Milwaukee 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 January 21, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% on flights from Milwaukee to London Heathrow Airport by exploring options for tickets in the evening.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated January 21, 2025.
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    Milwaukee-Mitchell (MKE), located 6.4 mi from the city center, is the airport you fly out of when you book flights from Milwaukee to London Heathrow. 5 airlines have flights from Milwaukee-Mitchell to London Heathrow on a regular basis. Booking flights from Milwaukee-Mitchell to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • What are the cheapest airlines flying from Milwaukee to London Heathrow Airport round-trip?

    Air Canada, at $681, was found to be the cheapest airline from Milwaukee to London Heathrow Airport.Alternate airlines to your destination round-trip include Virgin Atlantic and United Airlines. These flights start at 31% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Milwaukee to London Heathrow Airport are Scandinavian Airlines ($440), British Airways ($466), and Delta ($473).

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Milwaukee to London Heathrow Airport (average of $661). Flying from Milwaukee to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Harrow
Luton
Wembley
Canterbury
Northampton
Gatwick
Horley
Milton Keynes
Dover
Watford
Orpington
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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.
O'Hare Intl to Heathrow flights
Minneapolis to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
O'Hare Intl to Stansted flights
Minneapolis to Gatwick flights
O'Hare Intl to Luton flights
Minneapolis to London City flights
Minneapolis to Stansted flights
Madison to Heathrow flights
Minneapolis to Luton flights
Milwaukee to London City flights
Appleton to Heathrow flights
Milwaukee to Gatwick flights
Madison to London City flights
Madison to Gatwick flights
Green Bay to Heathrow flights
Green Bay to London City flights
Wausau to Heathrow flights
La Crosse to Heathrow flights
Milwaukee to Stansted flights
Green Bay to Gatwick flights
Minneapolis to Southend flights
Escanaba to Heathrow flights
Dubuque to Heathrow flights
Milwaukee to Luton flights

Top 5 airlines flying from Milwaukee to Heathrow

Discover the top 5 airlines that operate flights from Milwaukee 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$566Average$1,054FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$613Average$867FlexibilityNo cancel feeOn-time71%
DeltaCheapest$613Average$832FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$652Average$862FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$653Average$829FlexibilityNo cancel feeOn-time69%
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.