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Heathrow

$235+ Cheap flights from Wisconsin to Heathrow (LHR)

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LHR
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Find flight deals from Wisconsin to Heathrow

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 October 22, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:10 amORD - LHR
2 stops20h 10mScandinavian Airlines
Mon 12/156:40 amLHR - ORD
1 stop16h 05mScandinavian Airlines
Deal found 10/21$537
This Gotogate deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 pmORD - LHR
1 stop19h 00mIcelandair
Thu 1/1512:15 pmLHR - ORD
1 stop11h 05mIcelandair
Deal found 10/21$538
This Booking.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:20 pmORD - LHR
2 stops15h 05mScandinavian Airlines
Sun 12/76:40 amLHR - ORD
2 stops16h 05mScandinavian Airlines
Deal found 10/20$539
This Scandinavian Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:10 amORD - LHR
2 stops20h 10mScandinavian Airlines
Mon 11/1710:20 amLHR - ORD
1 stop12h 25mScandinavian Airlines
Deal found 10/20$542
This Rumbo deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:51 pmORD - LHR
1 stop12h 49mVirgin Atlantic
Tue 11/49:00 amLHR - ORD
1 stop12h 10mVirgin Atlantic
Deal found 10/20$544
This Justfly.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:10 amORD - LHR
2 stops20h 10mScandinavian Airlines
Fri 11/149:05 pmLHR - ORD
2 stops25h 40mScandinavian Airlines
Deal found 10/22$545
This Scandinavian Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:10 amORD - LHR
2 stops20h 10mScandinavian Airlines
Tue 11/257:50 pmLHR - ORD
2 stops26h 55mScandinavian Airlines
Deal found 10/22$546
This Gotogate deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:30 pmORD - LHR
1 stop19h 00mIcelandair
Tue 12/238:35 pmLHR - ORD
1 stop26h 45mIcelandair
Deal found 10/20$547
This CrystalTravel deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:20 pmORD - LHR
1 stop14h 40mScandinavian Airlines
Sun 12/76:40 amLHR - ORD
2 stops16h 05mScandinavian Airlines
Deal found 10/21$548
This Gotogate deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/73:50 pmORD - LHR
1 stop11h 15mAer Lingus
Tue 12/237:50 amLHR - ORD
1 stop12h 10mAer Lingus
Deal found 10/21$550
This Scandinavian Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:16 pmMSP - LHR
2 stops21h 14mScandinavian Airlines
Wed 12/106:40 amLHR - MSP
2 stops20h 20mScandinavian Airlines
Deal found 10/21$590
This Scandinavian Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:08 amMSP - LHR
2 stops25h 27mScandinavian Airlines
Tue 11/186:40 pmLHR - MSP
3 stops28h 30mScandinavian Airlines
Deal found 10/21$591

Cheap flight deals from Wisconsin to Heathrow

Keep the following information in mind while searching for Wisconsin to Heathrow flight deals. Data was last updated October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(Scandinavian Airlines)

One-way from

$235
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$753
Provider with most accurate pricing for Milwaukee-Mitchell-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-London (LON) flights.
Search Deals
From Wisconsin to London Heathrow
Search Deals
One-way flight from Wisconsin to London Heathrow
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 22, 2025.
Use the filters below to find and compare flights from Wisconsin to London Heathrow Airport that are best for you.

Fly from

Wisconsin

Fly to

Heathrow

Route

Depart

Return

Price

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 1/29

10:40 am-4:00 pm

2 stops23h 20m

London Heathrow

Fri 2/6

6:40 am-4:45 pm

1 stop16h 05m

$532

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 2/23

7:30 am-9:20 am

2 stops19h 50m

London Heathrow

Fri 2/27

6:40 am-4:45 pm

1 stop16h 05m

$532

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 3/4

7:30 am-9:20 am

2 stops19h 50m

London Heathrow

Wed 3/18

7:05 am-5:45 pm

2 stops15h 40m

$536

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 11/7

7:20 pm-8:55 am

2 stops31h 35m

London Heathrow

Mon 11/10

6:40 am-4:45 pm

1 stop16h 05m

$546

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 2/5

10:40 am-9:20 am

2 stops16h 40m

London Heathrow

Mon 2/9

10:20 am-4:45 pm

1 stop12h 25m

$572

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 11/4

10:30 am-8:45 am

1 stop16h 15m

London Heathrow

Tue 11/11

6:20 am-5:53 pm

2 stops17h 33m

$593

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 11/17

11:49 am-7:50 am

1 stop14h 01m

London Heathrow

Thu 12/11

8:55 am-9:26 pm

2 stops18h 31m

$593

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 12/3

10:25 am-6:25 am

1 stop14h 00m

London Heathrow

Wed 12/10

8:55 am-8:22 pm

2 stops17h 27m

$593

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 11/12

5:29 am-7:50 am

1 stop20h 21m

London Heathrow

Fri 11/21

6:20 am-8:14 pm

2 stops19h 54m

$593

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 1/28

6:45 pm-8:35 am

Nonstop7h 50m

London Heathrow

Thu 2/12

3:45 pm-6:45 pm

Nonstop9h 00m

$594

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 60 results
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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 round-trip 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 $558). Flying from Wisconsin to London Heathrow Airport in June is currently the most expensive (average of $1,087). 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 WI to LHR?

Find hourly flight availability from Wisconsin to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 22, 2025.

When flying from Wisconsin to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight in the morning.

How much does it cost to fly round-trip 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 $613, Scandinavian Airlines can have you in London Heathrow Airport from Wisconsin in 12h 52m. The distance from Wisconsin to London Heathrow Airport is about 3833 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Wisconsin to London Heathrow Airport one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $244. Users have also found prices from $279 and $403 on JetBlue and United Airlines, respectively.

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

    The most popular route from Wisconsin to London Heathrow Airport is Chicago O'Hare Intl - London Heathrow. You may also consider Minneapolis St Paul - London Heathrow or Milwaukee-Mitchell - London Heathrow.

  • 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 vacation 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 $558). Flying from Wisconsin to London Heathrow Airport in June is currently the most expensive (average of $1,087). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
LaGuardia to Heathrow flights
Boston to Heathrow flights
John F Kennedy Intl to Gatwick flights
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O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
John F Kennedy Intl to Luton flights
Newark to London City flights
John F Kennedy Intl to Stansted flights
LaGuardia to Gatwick flights
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Seattle to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Newark to Stansted flights
Newark to Luton flights
Miami to Heathrow flights
Boston to London City flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Boston to Gatwick flights
Atlanta to Heathrow flights
Dulles Intl to London City flights
Hobby to Heathrow flights
Baltimore to Gatwick flights
Philadelphia to Heathrow flights
Orlando to Heathrow flights
Los Angeles to Gatwick flights
O'Hare Intl to Gatwick flights
San Francisco to Gatwick flights
O'Hare Intl to London City flights
Boston to Stansted flights
Los Angeles to London City flights
Denver to Heathrow flights
LaGuardia to London City flights
San Francisco to London City flights
Reagan-National to Gatwick flights
Boston to Luton flights
Dallas/Fort Worth to Gatwick flights
Dulles Intl to Stansted flights
Minneapolis to Heathrow flights
George Bush Intcntl to Heathrow flights
Dulles Intl to Luton flights
Seattle to Gatwick flights
Charlotte to Heathrow flights
Detroit to Heathrow flights

Top 5 airlines flying from Wisconsin to Heathrow

Discover the top 5 airlines that operate flights from Wisconsin to Heathrow. 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 2,558,603 searches. Data last updated October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$632Average$879FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$650Average$826FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$676Average$897FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$687Average$1,146FlexibilityNo cancel feeOn-time71%
DeltaCheapest$750Average$1,049FlexibilityNo cancel feeOn-timeN/A

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