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Cheap flights from London Heathrow Airport to Milwaukee from £413

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MKE
31 Aug — 7 Sep1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Milwaukee-Mitchell are usually found in April or September, booked 70 days in advance, depart on a Tuesday or Monday and return on a Monday

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 26 August 2025.

Round-trip from

£520

One-way from

£413

Popular in

July

Cheapest in

April

Average price

£962
JetBlue
  • JetBlue
  • 8/10-15/10
  • 2 total stops
  • 45h 10m total
  • London to Milwaukee
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24/9
  • 24/9
  • 2 total stops
  • 36h 45m total
  • London to Milwaukee
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£83 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return 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 26 August 2025.

Wed 8/1008:25LHR - MKE
1 stop13h 18mJetBlue
Wed 15/1016:38MKE - LHR
1 stop31h 52mJetBlue
Deal found 24/8£520
Sun 7/908:15LHR - MKE
2 stops37h 28mIcelandair
Thu 11/916:38MKE - LHR
2 stops46h 07mIcelandair
Deal found 24/8£573
Wed 8/1007:05LHR - MKE
2 stops19h 02mScandinavian Airlines
Wed 15/1007:00MKE - LHR
2 stops29h 50mScandinavian Airlines
Deal found 24/8£678
Tue 23/913:45LHR - MKE
2 stops15h 44mUnited Airlines
Tue 30/908:20MKE - LHR
2 stops15h 35mUnited Airlines
Deal found 24/8£689
Tue 7/1007:45LHR - MKE
2 stops16h 04mUnited Airlines
Tue 14/1011:27MKE - LHR
1 stop12h 28mUnited Airlines
Deal found 23/8£691
Sat 6/906:50LHR - MKE
2 stops14h 19mUnited Airlines
Wed 10/918:09MKE - LHR
1 stop11h 16mUnited Airlines
Deal found 24/8£694
Wed 24/913:30LHR - MKE
2 stops15h 59mLufthansa
Wed 1/1011:27MKE - LHR
1 stop12h 28mLufthansa
Deal found 22/8£696
Sat 6/916:00LHR - MKE
1 stop13h 29mLufthansa
Wed 10/912:05MKE - LHR
1 stop12h 15mLufthansa
Deal found 24/8£708
Tue 23/913:10LHR - MKE
1 stop12h 50mBritish Airways
Tue 30/916:37MKE - LHR
1 stop11h 53mBritish Airways
Deal found 24/8£711
Thu 4/1218:40LHR - MKE
2 stops31h 27mScandinavian Airlines
Mon 8/1207:00MKE - LHR
2 stops20h 20mScandinavian Airlines
Deal found 24/8£712
Thu 4/1209:10LHR - MKE
1 stop14h 02mLufthansa
Mon 8/1214:30MKE - LHR
1 stop11h 25mLufthansa
Deal found 24/8£715

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 26 August 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

Wed 8/10

08:25-15:43

1 stop13h 18m

Milwaukee-Mitchell

Wed 15/10

16:38-06:30

1 stop31h 52m

£520

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Sun 7/9

08:15-15:43

2 stops37h 28m

Milwaukee-Mitchell

Thu 11/9

16:38-20:45

2 stops46h 07m

£573

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 8/10

07:05-20:07

2 stops19h 02m

Milwaukee-Mitchell

Wed 15/10

07:00-18:50

2 stops29h 50m

£678

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 23/9

13:45-23:29

2 stops15h 44m

Milwaukee-Mitchell

Tue 30/9

15:44-08:20

1 stop10h 36m

£689

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 8/10

13:45-23:24

2 stops15h 39m

Milwaukee-Mitchell

Wed 15/10

11:27-05:55

1 stop12h 28m

£689

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Tue 7/10

07:45-17:49

2 stops16h 04m

Milwaukee-Mitchell

Tue 14/10

11:27-05:55

1 stop12h 28m

£691

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Sat 6/9

06:50-15:09

2 stops14h 19m

Milwaukee-Mitchell

Wed 10/9

18:09-11:25

1 stop11h 16m

£694

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 24/9

13:30-23:29

2 stops15h 59m

Milwaukee-Mitchell

Wed 1/10

11:27-05:55

1 stop12h 28m

£696

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Wed 24/9

14:10-20:55

2 stops36h 45m

£413

LondonMilwaukee

LHR - MKE

LHRMKE

London Heathrow

Sun 11/1

14:50-13:45

3 stops28h 55m

£506

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 11 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

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 return flight from Heathrow to Milwaukee. Price data was last updated on 22 August 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Milwaukee (average of £655). Flying from London Heathrow Airport to Milwaukee in July is currently the most expensive (average of £1,079). 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 26 August 2025.

It’s optimal to fly from London Heathrow Airport to Milwaukee at midday. By choosing this option you can save up to 27% 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 26 August 2025.
Read reviews from past customers who have flown with Finnair, United Airlines, andVirgin Atlantic 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
1,320 reviews
Check prices

Food

6.7

Comfort

7.5

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

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
1,320 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Food

6.7

Comfort

7.5

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

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
8,943 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Food

6.7

Comfort

7.5

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

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
7.4
Good
658 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Food

6.7

Comfort

7.5

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

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
2,918 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Food

6.7

Comfort

7.5

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

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
7,309 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Food

6.7

Comfort

7.5

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

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 13h 18m. London Heathrow Airport and Milwaukee are separated by a distance of 3894 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at £461, 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 £511 and £607, 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Milwaukee (average of £655). Flying from London Heathrow Airport to Milwaukee in July is currently the most expensive (average of £1,079). 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

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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 26 August 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£461Average£590FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£511Average£632FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£607Average£821FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£657Average£748FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£669Average£789FlexibilityNo 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?

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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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