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$612+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
jul. 7 — jul. 141
lun. 7/7
lun. 7/14
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 julio 2, 2025.

Round-trip from

$931
(The Travel House)

One-way from

$612
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$1,337
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 ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 2, 2025.

This The Travel House deal was found by Cheapflights users on 7/2. 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.
mié. 7/308:25 amLHR - MKE
1 stop12h 43mIcelandair
vie. 8/84:03 pmMKE - LHR
1 stop32h 27mIcelandair
Deal found 7/2$931
This TravelUp deal was found by Cheapflights users on 7/2. 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.
mié. 8/279:55 amLHR - MKE
2 stops19h 41mVirgin Atlantic
jue. 12/2512:18 pmMKE - LHR
1 stop17h 22mVirgin Atlantic
Deal found 7/2$957
This United Airlines deal was found by Cheapflights users on 7/2. 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.
mar. 12/301:25 pmLHR - MKE
2 stops28h 09mUnited Airlines
mar. 1/133:53 pmMKE - LHR
1 stop10h 02mUnited Airlines
Deal found 7/2$962
This Air Canada deal was found by Cheapflights users on 7/2. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/306:00 pmLHR - MKE
2 stops30h 47mAir Canada
mar. 1/137:00 amMKE - LHR
2 stops18h 10mAir Canada
Deal found 7/2$980
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/149:40 amLHR - MKE
2 stops19h 26mMultiple Airlines
lun. 8/186:00 amMKE - LHR
1 stop17h 50mMultiple Airlines
Deal found 7/1$1,037
This Netflights deal was found by Cheapflights users on 7/2. 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.
lun. 8/182:25 pmLHR - MKE
1 stop11h 35mBritish Airways
jue. 8/287:49 pmMKE - LHR
1 stop10h 26mBritish Airways
Deal found 7/2$1,082
This Cheapflightsfares deal was found by Cheapflights users on 7/2. 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.
lun. 12/298:15 pmLHR - MKE
2 stops26h 20mLufthansa
lun. 1/121:05 pmMKE - LHR
2 stops13h 40mLufthansa
Deal found 7/2$1,097
This Delta deal was found by Cheapflights users on 7/2. 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.
vie. 10/176:30 amLHR - MKE
2 stops16h 13mDelta
lun. 10/2012:20 pmMKE - LHR
2 stops15h 55mDelta
Deal found 7/2$1,148
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. 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.
vie. 7/257:05 amLHR - MKE
2 stops19h 27mScandinavian Airlines
sáb. 8/27:15 amMKE - LHR
2 stops26h 45mScandinavian Airlines
Deal found 7/1$1,150

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 julio 2, 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

mié. 7/30

8:25 am-3:08 pm

1 stop12h 43m

Milwaukee-Mitchell

vie. 8/8

4:03 pm-6:30 am

1 stop32h 27m

$931

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

mié. 8/27

9:55 am-11:36 pm

2 stops19h 41m

Milwaukee-Mitchell

jue. 12/25

12:18 pm-11:40 am

1 stop17h 22m

$957

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

jue. 12/4

10:25 am-6:47 pm

1 stop14h 22m

Milwaukee-Mitchell

lun. 12/8

3:46 pm-11:15 am

1 stop13h 29m

$987

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

jue. 12/4

1:25 pm-9:48 pm

2 stops14h 23m

Milwaukee-Mitchell

lun. 12/8

3:46 pm-11:20 am

2 stops13h 34m

$994

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

jue. 8/14

9:40 am-11:06 pm

2 stops19h 26m

Milwaukee-Mitchell

lun. 8/18

6:00 am-5:50 am

1 stop17h 50m

$1,037

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

lun. 8/18

2:25 pm-8:00 pm

1 stop11h 35m

Milwaukee-Mitchell

jue. 8/28

7:49 pm-12:15 pm

1 stop10h 26m

$1,082

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

lun. 12/29

8:15 pm-4:35 pm

2 stops26h 20m

Milwaukee-Mitchell

lun. 1/12

1:05 pm-8:45 am

2 stops13h 40m

$1,097

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

vie. 10/17

6:30 am-4:43 pm

2 stops16h 13m

Milwaukee-Mitchell

lun. 10/20

12:20 pm-10:15 am

2 stops15h 55m

$1,148

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

vie. 7/25

7:05 am-8:32 pm

2 stops19h 27m

Milwaukee-Mitchell

sáb. 8/2

7:15 am-4:00 pm

2 stops26h 45m

$1,150

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

mié. 8/20

3:05 pm-11:06 pm

3 stops38h 01m

$612

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 16 results
1
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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 June 27, 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.

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated julio 2, 2025.
See what other customers who have flown with Delta, United Airlines, and Virgin Atlantic from London Heathrow Airport to Milwaukee have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,918 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,415 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Cheapflights users have booked flights from London Heathrow Airport to Milwaukee round-trip from $931. Other airlines that can offer you cheap pricing are Virgin Atlantic, from $957, and United Airlines, from $987. These flights start at 8% lower than the current average price 3 months from now.

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

    $821 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Aer Lingus and British Airways, with prices starting from $904 and $1,588, respectively.

  • 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Mequon
Oak Creek
Sheboygan
Wauwatosa

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