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Cheap flights from London Heathrow Airport to Milwaukee from £447

LHR — MKE
15 Oct — 22 Oct1
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 5/1217:00 -
2 stops33h 28m
Tue 8/1207:45 -
2 stops27h 55m
Deal found 14/9£622
Wed 28/1006:40 -
2 stops18h 55m
Wed 4/1108:00 -
2 stops28h 30m
Deal found 13/9£628
Sat 12/1207:40 -
1 stop15h 38m
Sun 13/1210:38 -
1 stop15h 17m
Deal found 13/9£657
Wed 14/1006:40 -
2 stops19h 55m
Wed 21/1011:29 -
2 stops15h 51m
Deal found 14/9£703
Mon 2/1112:40 -
1 stop14h 17m
Mon 16/1112:44 -
1 stop12h 21m
Deal found 14/9£741
Wed 28/1006:30 -
2 stops16h 36m
Wed 4/1114:23 -
1 stop11h 32m
Deal found 13/9£765
Mon 2/1107:30 -
2 stops17h 04m
Mon 16/1114:55 -
2 stops15h 00m
Deal found 14/9£770
Wed 14/1007:50 -
2 stops16h 46m
Wed 21/1019:19 -
1 stop30h 46m
Deal found 14/9£773
Mon 2/1120:35 -
2 stops31h 40m
Mon 16/1105:45 -
2 stops23h 05m
Deal found 15/9£779

Find flight deals from Heathrow to Milwaukee

Round-trip from

£622

One-way from

£447

Popular in

August

Cheapest in

October

Average price

£964
Scandinavian Airlines
  • Scandinavian Airlines
  • 5/12-8/12
  • 4 total stops
  • 61h 23m total
  • London to Milwaukee
Search Deals
20/10-31/12
  • 20/10-31/12
  • 3 total stops
  • 49h 10m total
  • London to Milwaukee
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£168 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 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

Thu 22/10

14:10-18:04

2 stops33h 54m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£492

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Tue 6/10

13:25-22:42

2 stops15h 17m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£568

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sun 27/9

17:55-08:48

3 stops44h 53m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£615

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Tue 6/10

08:40-10:02

1 stop31h 22m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£624

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 5/12

06:40-20:52

2 stops20h 12m

Milwaukee-Mitchell

Tue 8/12

07:45-17:40

2 stops27h 55m

£624

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Wed 28/10

06:40-20:35

2 stops18h 55m

Milwaukee-Mitchell

Wed 4/11

08:00-18:30

2 stops28h 30m

£628

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sun 18/10

15:15-18:36

2 stops33h 21m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£676

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 24/10

10:20-18:36

2 stops38h 16m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£703
Fastest return journey

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Thu 22/10

14:45-21:47

1 stop13h 02m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£712

LondonMilwaukee

LHR London Heathrow - MKE Milwaukee-Mitchell

LHRMKE

London Heathrow

Sat 3/10

08:00-17:41

1 stop15h 41m

Milwaukee-Mitchell

Wed 31/12

00:00-07:00

Nonstop0h 00m

£716

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 16 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 typical for this route at the moment.

London Heathrow Airport to Milwaukee flights typically cost between £591 and £1,036 in December.
The cheapest return price found within the last 5 days was £622 on Scandinavian Airlines (5 Dec–8 Dec).

Reviews of airlines servicing Milwaukee

Read reviews from past customers who have flown with Aer Lingus,JetBlue, andBritish Airways 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.
Aer Lingus
7.3
Good
1,763 reviews
Check prices

Comfort

7.2

Overall

7.3

Crew

8.1

Food

6.7

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Aer Lingus
7.3
Good
1,763 reviews
Aer Lingus
7.3
Good
1,763 reviews
Check prices

Comfort

7.2

Overall

7.3

Crew

8.1

Food

6.7

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
JetBlue
7.1
Good
3,038 reviews
Aer Lingus
7.3
Good
1,763 reviews
Check prices

Comfort

7.2

Overall

7.3

Crew

8.1

Food

6.7

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
British Airways
6.7
Okay
8,227 reviews
Aer Lingus
7.3
Good
1,763 reviews
Check prices

Comfort

7.2

Overall

7.3

Crew

8.1

Food

6.7

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

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. 3 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 16h 36m. 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 £547, 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 British Airways and Aer Lingus - these airlines can fly you to your destination from £709 and £1,134, respectively. JetBlue is priced at 34% 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 3 airlines flying from Heathrow to Milwaukee

AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£547Average£612FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
British AirwaysCheapest£709Average£868FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£1,134Average£1,283FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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