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Cheap flights from London Heathrow Airport to Milwaukee from £509

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Milwaukee

Enter your travel dates to find the best prices.

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 12 December 2025.

Wed 24/1214:10LHR - MKE
1 stop33h 39mBritish Airways
Mon 29/1213:52MKE - LHR
1 stop12h 23mBritish Airways
Deal found 11/12£1,193
Wed 24/1210:00LHR - MKE
2 stops16h 35mDelta
Sun 28/1209:29MKE - LHR
1 stop17h 16mDelta
Deal found 11/12£1,211
Wed 24/1211:10LHR - MKE
2 stops14h 45mUnited Airlines
Mon 29/1212:02MKE - LHR
1 stop11h 53mUnited Airlines
Deal found 11/12£1,217
Wed 24/1211:10LHR - MKE
2 stops16h 01mAir Canada
Mon 29/1208:30MKE - LHR
2 stops16h 00mAir Canada
Deal found 11/12£1,223
Wed 24/1212:10LHR - MKE
1 stop13h 52mAmerican Airlines
Sun 28/1213:52MKE - LHR
1 stop12h 23mAmerican Airlines
Deal found 11/12£1,223
Wed 24/1211:10LHR - MKE
2 stops16h 01mAir Canada
Sun 28/1208:30MKE - LHR
2 stops16h 00mAir Canada
Deal found 11/12£1,252
Mon 22/1212:35LHR - MKE
1 stop11h 14mBritish Airways
Mon 29/1213:52MKE - LHR
1 stop12h 23mBritish Airways
Deal found 11/12£1,424
Wed 24/1211:05LHR - MKE
1 stop16h 30mDelta
Sat 3/111:07MKE - LHR
1 stop13h 58mDelta
Deal found 11/12£1,454
Sun 21/1210:25LHR - MKE
1 stop12h 42mMultiple Airlines
Wed 31/1208:30MKE - LHR
2 stops16h 40mMultiple Airlines
Deal found 11/12£1,541
Sun 21/1213:00LHR - MKE
1 stop13h 35mVirgin Atlantic
Wed 31/1213:05MKE - LHR
1 stop11h 45mVirgin Atlantic
Deal found 11/12£1,549
Sun 21/1208:55LHR - MKE
2 stops17h 40mDelta
Wed 31/1213:05MKE - LHR
2 stops15h 40mDelta
Deal found 11/12£1,591
Sun 21/1212:00LHR - MKE
2 stops15h 11mAir Canada
Wed 31/1212:02MKE - LHR
2 stops13h 08mAir Canada
Deal found 11/12£1,670

Find 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 12 December 2025.

Round-trip from

£587

One-way from

£509

Popular in

July

Cheapest in

April

Average price

£921
Scandinavian Airlines
  • Scandinavian Airlines
  • 15/2-22/2
  • 4 total stops
  • 66h 13m total
  • London to Milwaukee
Search Deals
17/2
  • 17/2
  • 3 total stops
  • 20h 38m total
  • London to Milwaukee
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 12 December 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

Sun 15/2

18:40-20:36

2 stops31h 56m

Milwaukee-Mitchell

Sun 22/2

07:03-09:20

2 stops20h 17m

£587

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 10/2

06:40-22:42

2 stops22h 02m

Milwaukee-Mitchell

Thu 23/4

07:00-16:25

2 stops27h 25m

£603

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Fri 16/1

19:30-20:58

2 stops31h 28m

Milwaukee-Mitchell

Tue 10/3

12:27-17:40

2 stops24h 13m

£610

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Mon 12/1

06:40-22:42

2 stops22h 02m

Milwaukee-Mitchell

Mon 26/1

07:05-18:50

3 stops29h 45m

£627

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Fri 23/1

10:20-20:58

2 stops40h 38m

Milwaukee-Mitchell

Mon 26/1

07:05-09:20

2 stops20h 15m

£632

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Fri 16/1

10:25-20:48

1 stop16h 23m

Milwaukee-Mitchell

Tue 10/3

17:51-10:25

1 stop11h 34m

£637

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Sat 24/1

06:40-20:58

2 stops20h 18m

Milwaukee-Mitchell

Sat 31/1

07:05-18:30

2 stops29h 25m

£665

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 10/2

07:30-22:05

2 stops20h 35m

Milwaukee-Mitchell

Thu 23/4

15:13-10:30

1 stop13h 17m

£780

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 28/1

06:35-21:59

2 stops21h 24m

£518

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 17/2

06:35-20:55

2 stops20h 20m

£518

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Showing 1-10 of 16 results
1
2

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 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 London Heathrow Airport to Milwaukee

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 £355). Flying from London Heathrow Airport to Milwaukee in July is currently the most expensive (average of £500). 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 LHR to MKE?

Find hourly flight availability from Heathrow to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

It’s optimal to fly from London Heathrow Airport to Milwaukee in the evening. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the afternoon.

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

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 12 December 2025.
Read reviews from past customers who have flown with Finnair, Virgin Atlantic, andUnited Airlines from London Heathrow Airport to Milwaukee. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Virgin Atlantic
7.5
Good
675 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
United Airlines
7.4
Good
9,095 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
JetBlue
7.2
Good
2,899 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,571 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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?

    For a flight from London Heathrow to Milwaukee, you will be flying into Milwaukee-Mitchell. Milwaukee-Mitchell (MKE) is just 6.4 mi from the center of the city. Milwaukee-Mitchell is the only Milwaukee airport and it handles 0 inbound flights from London Heathrow per day. 5 airlines have flights to Milwaukee-Mitchell from London Heathrow on a regular basis.

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

    Departing from London Heathrow Airport to Milwaukee will take you 31h 56m. London Heathrow Airport and Milwaukee are separated by a distance of 3894 mi.

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

    Currently priced at £465, JetBlue will fly you from London Heathrow Airport to Milwaukee and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and Virgin Atlantic - these airlines can fly you to your destination from £510 and £612, respectively. JetBlue is priced at 38% lower than the current average price of a flight leaving 3 months from now.

  • 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 holiday 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 £355). Flying from London Heathrow Airport to Milwaukee in July is currently the most expensive (average of £500). 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

Travelling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Glendale

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Heathrow to Milwaukee

Discover the top 5 airlines that operate flights from Heathrow to Milwaukee. 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 858,174 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£465Average£556FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£510Average£606FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£612Average£816FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£652Average£760FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£674Average£801FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Heathrow to Milwaukee flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Milwaukee by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Milwaukee from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Heathrow to Milwaukee and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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