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$488+ Cheap flights from Heathrow (LHR) to Milwaukee (MKE)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Heathrow to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Milwaukee (MKE). 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 August 14, 2025.

Round-trip from

$674
(TravelUp)

One-way from

$488
(Mytrip)

Popular in

August

Cheapest in

April

Average price

$1,307
From London Heathrow to Milwaukee-Mitchell
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One-way flight from London Heathrow to Milwaukee-Mitchell
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Highest demand for flights based on searches. 11% potential increase in price ($127 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Heathrow to Milwaukee

Cheapest flights from Heathrow to Milwaukee
Explore the most affordable flight options available from Heathrow to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This TravelUp deal was found by Cheapflights users on 8/13. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/278:25 amLHR - MKE
1 stop13h 18mJetBlue
Sat 10/44:38 pmMKE - LHR
1 stop31h 52mJetBlue
Deal found 8/13$674
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/118:25 amLHR - MKE
1 stop13h 18mJetBlue
Thu 9/184:38 pmMKE - LHR
1 stop31h 52mJetBlue
Deal found 8/14$715
This Vliegwinkel deal was found by Cheapflights users on 8/13. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:25 amLHR - MKE
1 stop13h 18mJetBlue
Fri 10/174:29 pmMKE - LHR
1 stop32h 01mJetBlue
Deal found 8/13$752
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:50 pmLHR - MKE
2 stops30h 17mScandinavian Airlines
Sun 10/267:00 amMKE - LHR
2 stops29h 40mScandinavian Airlines
Deal found 8/12$796
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:05 amLHR - MKE
2 stops19h 02mScandinavian Airlines
Wed 10/297:00 amMKE - LHR
2 stops28h 00mScandinavian Airlines
Deal found 8/12$830
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:50 pmLHR - MKE
2 stops30h 17mScandinavian Airlines
Tue 10/2811:58 amMKE - LHR
2 stops24h 42mScandinavian Airlines
Deal found 8/12$843
This The Travel House deal was found by Cheapflights users on 8/13. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:25 amLHR - MKE
1 stop12h 43mIcelandair
Sat 8/235:38 pmMKE - LHR
2 stops21h 07mIcelandair
Deal found 8/13$877
This Scandinavian Airlines deal was found by Cheapflights users on 8/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:30 pmLHR - MKE
2 stops32h 37mScandinavian Airlines
Wed 10/297:00 amMKE - LHR
2 stops21h 20mScandinavian Airlines
Deal found 8/12$890
This TravelUp deal was found by Cheapflights users on 8/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:25 amLHR - MKE
1 stop12h 43mJetBlue
Sun 8/244:03 pmMKE - LHR
1 stop32h 27mJetBlue
Deal found 8/14$899
This TravelJunction deal was found by Cheapflights users on 8/12. 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 TravelJunction is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:25 amLHR - MKE
1 stop13h 18mJetBlue
Fri 10/34:38 pmMKE - LHR
1 stop31h 52mJetBlue
Deal found 8/12$923

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Milwaukee 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 August 14, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Milwaukee that are best for you.

Fly from

Heathrow

Fly to

Milwaukee

Route

Depart

Return

Price

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Sat 9/27

8:25 am-3:43 pm

1 stop13h 18m

Milwaukee-Mitchell

Sat 10/4

4:38 pm-6:30 am

1 stop31h 52m

$674

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Thu 9/11

8:25 am-3:43 pm

1 stop13h 18m

Milwaukee-Mitchell

Thu 9/18

4:38 pm-6:30 am

1 stop31h 52m

$715

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Fri 10/3

8:25 am-3:43 pm

1 stop13h 18m

Milwaukee-Mitchell

Fri 10/17

4:29 pm-6:30 am

1 stop32h 01m

$752

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 10/15

7:05 am-8:07 pm

2 stops19h 02m

Milwaukee-Mitchell

Mon 10/27

7:00 am-5:40 pm

2 stops29h 40m

$796

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Mon 10/13

7:50 pm-8:07 pm

2 stops30h 17m

Milwaukee-Mitchell

Tue 10/28

11:58 am-9:20 am

2 stops16h 22m

$796

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 10/14

7:50 pm-8:07 pm

2 stops30h 17m

Milwaukee-Mitchell

Sun 10/26

7:00 am-4:00 pm

2 stops28h 00m

$796

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 10/15

7:05 am-8:07 pm

2 stops19h 02m

Milwaukee-Mitchell

Tue 10/28

11:58 am-4:00 pm

2 stops23h 02m

$796

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 10/14

7:50 pm-8:07 pm

2 stops30h 17m

Milwaukee-Mitchell

Tue 10/28

7:00 am-9:20 am

2 stops21h 20m

$796

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Sun 10/12

7:50 pm-8:07 pm

2 stops30h 17m

Milwaukee-Mitchell

Mon 10/27

7:00 am-4:00 pm

2 stops28h 00m

$796

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 10/14

5:30 pm-8:07 pm

2 stops32h 37m

Milwaukee-Mitchell

Mon 10/27

7:00 am-9:20 am

2 stops21h 20m

$796

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 18 results
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Best time to book a flight from Heathrow to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Heathrow 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 London Heathrow Airport to Milwaukee

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Milwaukee. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Milwaukee, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Milwaukee (average of $280). Flying from London Heathrow Airport to Milwaukee in June is currently the most expensive (average of $376). 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 to fly round-trip from London Heathrow Airport to Milwaukee?

Related info for your journey

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

    Milwaukee-Mitchell (MKE) is the airport you will fly into if you book a flight from London Heathrow to Milwaukee. You should not have trouble finding flights to Milwaukee-Mitchell from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Milwaukee airport from London Heathrow. It is only a 6.4 mi journey from Milwaukee-Mitchell (MKE) to Milwaukee’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Milwaukee 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 London Heathrow Airport to Milwaukee?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Milwaukee (average of $280). Flying from London Heathrow Airport to Milwaukee in June is currently the most expensive (average of $376). 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
Mequon
Oak Creek
Sheboygan
Wauwatosa

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