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Cheap flights from Wisconsin to London Heathrow Airport from £200

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 16/7. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LHR
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Wisconsin to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Wisconsin to Heathrow
Explore the most affordable flight options available from Wisconsin to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Wed 19/808:00
MSP
-
LHR
2 stops31h 20m
Multiple Airlines
Wed 26/806:40
LHR
-
MSP
2 stops19h 00m
Multiple Airlines
Deal found 2/7£509
Tue 18/808:00
MSP
-
LHR
2 stops29h 55m
Multiple Airlines
Wed 26/806:40
LHR
-
MSP
2 stops19h 00m
Multiple Airlines
Deal found 2/7£535
Tue 1/919:30
MSP
-
LHR
1 stop10h 25m
Multiple Airlines
Wed 9/920:50
LHR
-
MSP
3 stops30h 23m
Multiple Airlines
Deal found 28/6£572
Tue 29/913:14
MSP
-
LHR
2 stops22h 36m
SWISS
Thu 1/1017:15
LHR
-
MSP
2 stops26h 45m
SWISS
Deal found 30/6£572
Mon 28/915:55
MSP
-
LHR
1 stop14h 45m
Lufthansa
Wed 30/907:30
LHR
-
MSP
2 stops22h 12m
Lufthansa
Deal found 30/6£573
Fri 25/915:55
MSP
-
LHR
1 stop20h 45m
Lufthansa
Sun 27/917:50
LHR
-
MSP
2 stops26h 10m
Lufthansa
Deal found 30/6£576
Fri 21/813:10
MSP
-
LHR
2 stops16h 05m
Multiple Airlines
Sun 30/821:10
LHR
-
MSP
2 stops24h 05m
Multiple Airlines
Deal found 1/7£602
Wed 21/1018:32
MKE
-
LHR
2 stops17h 53m
Lufthansa
Wed 28/1008:45
LHR
-
MKE
2 stops19h 00m
Lufthansa
Deal found 28/6£643
Tue 3/1118:18
MKE
-
LHR
2 stops15h 32m
Lufthansa
Tue 10/1107:40
LHR
-
MKE
2 stops19h 15m
Lufthansa
Deal found 1/7£644
Wed 21/1020:16
MKE
-
LHR
1 stop9h 59m
Iberia
Wed 28/1006:15
LHR
-
MKE
2 stops18h 25m
Iberia
Deal found 28/6£644
Mon 16/1112:20
MSN
-
LHR
1 stop16h 05m
Iberia
Thu 26/1106:15
LHR
-
MSN
2 stops18h 20m
Iberia
Deal found 2/7£644
Tue 8/909:36
MKE
-
LHR
1 stop14h 54m
JetBlue
Tue 15/908:40
LHR
-
MKE
1 stop31h 55m
JetBlue
Deal found 29/6£646

Find flight deals from Wisconsin to Heathrow

Keep the following information in mind while searching for Wisconsin to Heathrow flight deals. Data was last updated 3 July 2026.

Round-trip from

£530

One-way from

£200

Popular in

June

Cheapest in

January

Average price

£730
19/8-26/8
  • 19/8-26/8
  • 4 total stops
  • 50h 20m total
  • Wisconsin to London
Search Deals
16/7
  • 16/7
  • 2 total stops
  • 17h 55m total
  • Wisconsin to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£135 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Wisconsin to Heathrow 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 3 July 2026.
Use the filters below to find and compare flights from Wisconsin to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 9/11

11:35-06:20

1 stop12h 45m

London Heathrow

Mon 16/11

06:50-14:58

2 stops14h 08m

£647

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Sat 10/10

06:06-05:55

1 stop17h 49m

London Heathrow

Wed 14/10

06:50-15:04

2 stops14h 14m

£647

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 14/10

08:10-06:45

1 stop16h 35m

London Heathrow

Tue 27/10

06:50-17:02

2 stops15h 12m

£647

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Tue 29/9

10:00-06:45

1 stop14h 45m

London Heathrow

Tue 13/10

06:55-17:00

2 stops16h 05m

£647

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Sat 17/10

18:35-06:45

1 stop30h 10m

London Heathrow

Wed 28/10

09:00-20:49

2 stops16h 49m

£648

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Tue 13/10

10:34-06:55

2 stops14h 21m

London Heathrow

Thu 29/10

06:50-22:53

2 stops21h 03m

£650

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 14/10

10:34-06:55

2 stops14h 21m

London Heathrow

Wed 28/10

06:50-19:02

2 stops17h 12m

£650

WausauLondon

CWA - LHR

CWALHR

Wausau Central Wisconsin

Mon 30/11

07:00-07:05

1 stop18h 05m

London Heathrow

Wed 9/12

06:30-21:12

2 stops20h 42m

£655

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Wed 30/9

10:57-13:05

1 stop20h 08m

London Heathrow

Thu 8/10

06:30-21:34

2 stops21h 04m

£655

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Tue 6/10

12:23-09:05

1 stop14h 42m

London Heathrow

Tue 13/10

07:50-23:59

2 stops22h 09m

£658

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Wisconsin to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Wisconsin 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 Wisconsin to London Heathrow Airport

What is the cheapest month to book a flight from Wisconsin to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Wisconsin to London Heathrow Airport (average of £426). Flying from Wisconsin to London Heathrow Airport in June is currently the most expensive (average of £812). 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.

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

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as £647, United Airlines can have you in London Heathrow Airport from Wisconsin in 12h 45m. Wisconsin and London Heathrow Airport are separated by a distance of 3894 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Wisconsin to London Heathrow Airport?

    When deciding which route to take from Wisconsin to London Heathrow Airport consider Chicago O'Hare Intl - London Heathrow, Minneapolis St Paul - London Heathrow or Milwaukee-Mitchell - London Heathrow as they are the most popular.

  • Can I find deals for flights from Wisconsin to Heathrow that include hotel bookings?

    Yes. In addition to deals on Wisconsin to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Wisconsin to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to Heathrow.

  • Can I find deals for business class flights from Wisconsin to Heathrow?

    Yes. Cheapflights offers flight deals from Wisconsin to Heathrow 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 Wisconsin to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Wisconsin to London Heathrow Airport (average of £426). Flying from Wisconsin to London Heathrow Airport in June is currently the most expensive (average of £812). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Wisconsin to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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O'Hare Intl to Heathrow flights
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Dallas/Fort Worth to Heathrow flights
LaGuardia to Stansted flights
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Orlando to Heathrow flights
Dulles Intl to Gatwick flights
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Reagan-National to Heathrow flights
Boston to London City flights
Hobby to Heathrow flights
Dulles Intl to London City flights
Los Angeles to Gatwick flights
Philadelphia to Heathrow flights
Boston to Stansted flights
Los Angeles to Stansted flights
Baltimore to Gatwick flights
Denver to Heathrow flights
Reagan-National to Gatwick flights
San Francisco to Gatwick flights
George Bush Intcntl to Heathrow flights
O'Hare Intl to Gatwick flights
Sky Harbor Intl to Heathrow flights
San Francisco to Stansted flights
Minneapolis to Heathrow flights
Los Angeles to London City flights
O'Hare Intl to Stansted flights
San Francisco to London City flights
Seattle to Gatwick flights
O'Hare Intl to London City flights

Fly with Cheapflights

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

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

Cheapflights helps you find that perfect flight to Heathrow from Wisconsin by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Wisconsin to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Wisconsin to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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