HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$342+ Cheap flights from Wisconsin to London (LON)

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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LON
Jun 19 — Jun 261
Fri 6/19
Fri 6/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Wisconsin to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Wisconsin to London

Cheapest flights from Wisconsin to London
Explore the most affordable flight options available from Wisconsin to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.

This oojo deal was found by Cheapflights users on 5/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:15 pm
ORD
-
LHR
1 stop20h 25m
Scandinavian Airlines
Thu 9/177:05 am
LHR
-
ORD
2 stops15h 05m
Scandinavian Airlines
Deal found 5/18$850
This Mytrip deal was found by Cheapflights users on 5/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:40 pm
ORD
-
STN
2 stops18h 00m
Multiple Airlines
Sun 8/237:05 am
STN
-
ORD
2 stops18h 47m
Multiple Airlines
Deal found 5/15$850
This FlightHub deal was found by Cheapflights users on 5/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:30 am
ORD
-
LHR
2 stops16h 50m
Scandinavian Airlines
Mon 10/197:05 am
LHR
-
ORD
2 stops15h 05m
Scandinavian Airlines
Deal found 5/15$851
This Mytrip deal was found by Cheapflights users on 5/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:30 pm
ORD
-
LGW
1 stop10h 25m
Multiple Airlines
Sat 11/2110:00 am
LGW
-
ORD
2 stops35h 30m
Multiple Airlines
Deal found 5/15$851
This Mytrip deal was found by Cheapflights users on 5/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:30 pm
ORD
-
LTN
2 stops21h 30m
Multiple Airlines
Tue 11/104:20 pm
LTN
-
ORD
3 stops31h 00m
Multiple Airlines
Deal found 5/17$852
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:00 pm
ORD
-
LHR
1 stop10h 30m
Aer Lingus
Tue 9/88:50 am
LHR
-
ORD
1 stop11h 10m
Aer Lingus
Deal found 5/15$852
This oojo deal was found by Cheapflights users on 5/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:15 pm
ORD
-
LHR
1 stop20h 25m
Scandinavian Airlines
Thu 9/246:40 am
LHR
-
ORD
1 stop15h 30m
Scandinavian Airlines
Deal found 5/18$853
This Gotogate deal was found by Cheapflights users on 5/17. 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.
Mon 11/96:50 pm
ORD
-
LCY
1 stop12h 00m
SWISS
Thu 11/199:15 am
LCY
-
ORD
1 stop13h 05m
SWISS
Deal found 5/17$853
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:25 pm
ORD
-
LGW
2 stops12h 20m
Multiple Airlines
Wed 9/92:00 pm
LGW
-
ORD
1 stop15h 55m
Multiple Airlines
Deal found 5/15$853
This Mytrip deal was found by Cheapflights users on 5/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:50 am
ORD
-
LTN
2 stops20h 45m
Multiple Airlines
Wed 11/187:45 am
LTN
-
ORD
2 stops15h 35m
Multiple Airlines
Deal found 5/16$854
This Iberia deal was found by Cheapflights users on 5/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:50 pm
ORD
-
LHR
Nonstop7h 50m
Iberia
Tue 10/277:30 am
LHR
-
ORD
1 stop13h 25m
Iberia
Deal found 5/16$854
This Mytrip deal was found by Cheapflights users on 5/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:37 pm
ORD
-
LGW
2 stops18h 58m
Multiple Airlines
Sat 6/61:00 pm
LGW
-
ORD
2 stops33h 00m
Multiple Airlines
Deal found 5/16$854

Find flight deals from Wisconsin to London

Keep the following information in mind while searching for Wisconsin to London flight deals. Data was last updated May 20, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$850
(oojo)

One-way from

$342
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$865
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 (LON)
Search Deals
One-way flight from Wisconsin to London (LON)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wisconsin to London 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 May 20, 2026.
Use the filters below to find and compare flights from Wisconsin to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 7/20

10:30 pm-12:15 pm

Nonstop7h 45m

London Heathrow

Tue 8/25

10:20 am-5:50 pm

1 stop13h 30m

$859

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 7/19

10:30 pm-12:15 pm

Nonstop7h 45m

London Heathrow

Tue 8/25

7:30 am-5:50 pm

1 stop16h 20m

$859

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Fri 10/2

7:25 pm-6:05 pm

2 stops16h 40m

London Luton

Sun 10/11

8:00 am-2:00 pm

2 stops36h 00m

$868

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 11/3

6:10 pm-4:35 pm

2 stops16h 25m

London City

Tue 11/10

8:05 pm-2:25 pm

1 stop24h 20m

$893

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Thu 9/3

7:25 pm-10:10 pm

2 stops20h 45m

London Luton

Thu 9/10

9:40 pm-7:48 pm

2 stops28h 08m

$900

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 8/3

3:19 pm-9:15 am

1 stop11h 56m

London Heathrow

Wed 8/12

6:15 am-4:24 pm

2 stops16h 09m

$911

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 8/5

3:31 pm-1:15 pm

1 stop15h 44m

London Heathrow

Thu 8/13

6:15 am-4:24 pm

2 stops16h 09m

$911

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 11/8

7:00 am-9:00 am

2 stops20h 00m

London Gatwick

Sun 11/15

10:00 am-3:10 pm

1 stop11h 10m

$925

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Tue 6/9

10:43 am-3:30 pm

3 stops22h 47m

London Luton

Tue 6/30

5:45 pm-2:45 pm

2 stops27h 00m

$930

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 9/1

7:05 pm-9:05 am

Nonstop8h 00m

London Heathrow

Mon 9/7

1:10 pm-3:55 pm

Nonstop8h 45m

$938

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Wisconsin to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, July is the cheapest month in which you can book a flight from Wisconsin to London (average of $559). Flying from Wisconsin to London in June is currently the most expensive (average of $960). 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 to fly round-trip from Wisconsin to London?

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to London. 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?

    Departing from Wisconsin to London will take you 7h 45m. The distance between Wisconsin and London is about 3939 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The most popular flight routes from Wisconsin to London are Chicago O'Hare Intl - London Heathrow, Chicago O'Hare Intl - London Gatwick and Chicago O'Hare Intl - London Stansted.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Wisconsin to London 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?

    Currently, July is the cheapest month in which you can book a flight from Wisconsin to London (average of $559). Flying from Wisconsin to London in June is currently the most expensive (average of $960). 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?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Dorking
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Wisconsin to London

Discover the top 5 airlines that operate flights from Wisconsin to London. 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 May 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$622Average$1,011FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$624Average$805FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$629Average$889FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$659Average$1,019FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$670Average$1,101FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights