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Cheap flights from London Heathrow Airport to Milwaukee from £409

LHR — MKE
21 Sep — 28 Sep1
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

Sat 5/1206:40 -
2 stops20h 53m
Tue 8/1208:10 -
2 stops27h 30m
Deal found 18/8£596
Tue 20/1007:05 -
2 stops19h 30m
Sun 25/1008:00 -
2 stops20h 20m
Deal found 20/8£661
Wed 9/908:40 -
1 stop31h 22m
Tue 15/910:55 -
1 stop13h 35m
Deal found 17/8£690
Wed 9/908:30 -
2 stops33h 00m
Tue 15/912:05 -
2 stops12h 30m
Deal found 18/8£728
Wed 9/906:15 -
2 stops19h 48m
Tue 15/914:48 -
1 stop10h 52m
Deal found 17/8£735
Tue 20/1007:45 -
1 stop16h 09m
Sun 25/1018:18 -
2 stops33h 12m
Deal found 20/8£743
Thu 8/1016:40 -
2 stops20h 27m
Thu 22/1011:36 -
1 stop12h 19m
Deal found 18/8£747

Find flight deals from Heathrow to Milwaukee

Round-trip from

£596

One-way from

£409

Popular in

August

Cheapest in

November

Average price

£1,130
Scandinavian Airlines
  • Scandinavian Airlines
  • 5/12-8/12
  • 4 total stops
  • 48h 23m total
  • London to Milwaukee
Search Deals
JetBlue
  • JetBlue
  • 6/10
  • 1 total stop
  • 31h 22m total
  • London to Milwaukee
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£148 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 5/12

06:40-21:33

2 stops20h 53m

Milwaukee-Mitchell

Tue 8/12

08:10-17:40

2 stops27h 30m

£601

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Tue 20/10

07:05-20:35

2 stops19h 30m

Milwaukee-Mitchell

Sun 25/10

08:00-14:35

3 stops25h 35m

£680

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Wed 9/9

08:40-10:02

1 stop31h 22m

Milwaukee-Mitchell

Tue 15/9

10:55-06:30

1 stop13h 35m

£690

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Wed 9/9

06:15-20:03

2 stops19h 48m

Milwaukee-Mitchell

Tue 15/9

14:48-07:40

1 stop10h 52m

£735

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 5/12

09:00-20:54

2 stops17h 54m

Milwaukee-Mitchell

Tue 8/12

19:00-12:00

1 stop11h 00m

£807

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 3/10

18:30-15:11

2 stops26h 41m

Milwaukee-Mitchell

Sat 10/10

12:05-11:55

1 stop17h 50m

£824

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Mon 21/9

21:05-20:50

3 stops29h 45m

Milwaukee-Mitchell

Mon 5/10

08:11-09:20

3 stops19h 09m

£827
Fastest return journey

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 19/9

06:55-18:54

2 stops17h 59m

Milwaukee-Mitchell

Sat 26/9

15:51-08:30

1 stop10h 39m

£846
Cheapest one-way

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Tue 6/10

08:40-10:02

1 stop31h 22m

£410

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Tue 6/10

11:20-10:02

2 stops28h 42m

£522

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 13 resultsSorted by cheapest first
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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Milwaukee

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

Airfare is below average for this route at the moment.

London Heathrow Airport to Milwaukee flights typically cost between £852 and £1,246 in December.
The cheapest return price found within the last 5 days was £596 on Scandinavian Airlines (5 Dec–8 Dec).

Reviews of airlines servicing Milwaukee

Read reviews from past customers who have flown with United Airlines,Aer Lingus, andJetBlue 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.
United Airlines
7.4
Good
10,115 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,115 reviews
United Airlines
7.4
Good
10,115 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
Aer Lingus
7.3
Good
1,717 reviews
United Airlines
7.4
Good
10,115 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
JetBlue
7.1
Good
3,037 reviews
United Airlines
7.4
Good
10,115 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
British Airways
6.7
Okay
8,184 reviews
United Airlines
7.4
Good
10,115 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

  • 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. 4 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 19h 48m. 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 £541, 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 United Airlines and British Airways - these airlines can fly you to your destination from £640 and £700, respectively. JetBlue is priced at 35% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Heathrow to Milwaukee

AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£541Average£604FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£640Average£847FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£700Average£858FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£1,120Average£1,267FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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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.

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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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