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$319+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LON
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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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 5, 2026.

This Mytrip deal was found by Cheapflights users on 5/3. 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 11/46:30 pm
ORD
-
LTN
3 stops20h 00m
Multiple Airlines
Mon 11/96:15 am
LTN
-
ORD
2 stops17h 05m
Multiple Airlines
Deal found 5/3$764
This KAYAK deal was found by Cheapflights users on 5/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:25 pm
ORD
-
LHR
1 stop10h 30m
Icelandair
Tue 8/259:25 pm
LHR
-
ORD
1 stop30h 00m
Icelandair
Deal found 5/1$764
This Icelandair deal was found by Cheapflights users on 5/1. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:25 pm
ORD
-
LGW
1 stop31h 20m
Icelandair
Wed 8/263:40 pm
LGW
-
ORD
1 stop11h 45m
Icelandair
Deal found 5/1$764
This Mytrip deal was found by Cheapflights users on 5/1. 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 5/279:55 am
ORD
-
STN
3 stops19h 40m
Multiple Airlines
Wed 6/106:30 am
STN
-
ORD
3 stops32h 30m
Multiple Airlines
Deal found 5/1$764
This KAYAK deal was found by Cheapflights users on 5/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:25 pm
ORD
-
LHR
1 stop10h 30m
Icelandair
Sun 8/239:25 pm
LHR
-
ORD
1 stop26h 50m
Icelandair
Deal found 5/3$765
This KAYAK deal was found by Cheapflights users on 5/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:25 pm
ORD
-
LGW
1 stop31h 20m
Icelandair
Sun 8/233:40 pm
LGW
-
ORD
1 stop32h 35m
Icelandair
Deal found 5/4$765
This Mytrip deal was found by Cheapflights users on 5/3. 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.
Sun 11/16:30 pm
ORD
-
LTN
2 stops23h 25m
Multiple Airlines
Thu 11/56:15 am
LTN
-
ORD
2 stops17h 05m
Multiple Airlines
Deal found 5/3$766
This KAYAK deal was found by Cheapflights users on 5/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:25 pm
ORD
-
LHR
1 stop31h 30m
Icelandair
Mon 8/249:25 pm
LHR
-
ORD
1 stop26h 50m
Icelandair
Deal found 5/4$766
This FlightHub deal was found by Cheapflights users on 5/3. 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.
Tue 9/297:25 pm
ORD
-
LGW
1 stop13h 15m
Icelandair
Sun 10/113:40 pm
LGW
-
ORD
1 stop32h 35m
Icelandair
Deal found 5/3$766
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 11/113:55 pm
ORD
-
STN
1 stop9h 55m
Multiple Airlines
Mon 11/166:00 am
STN
-
ORD
2 stops17h 20m
Multiple Airlines
Deal found 5/4$766
This Mytrip deal was found by Cheapflights users on 5/3. 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 6/169:55 am
ORD
-
LTN
3 stops21h 30m
Multiple Airlines
Wed 11/117:45 am
LTN
-
ORD
2 stops15h 35m
Multiple Airlines
Deal found 5/3$767
This oojo deal was found by Cheapflights users on 5/1. 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.
Mon 7/2010:25 pm
ORD
-
LGW
1 stop10h 15m
Icelandair
Tue 8/253:40 pm
LGW
-
ORD
1 stop11h 45m
Icelandair
Deal found 5/1$767

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 5, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$764
(KAYAK)

One-way from

$319
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,040
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. 19% potential increase in price ($208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 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 5, 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 - STN

ORDSTN

Chicago O'Hare Intl

Tue 9/29

11:25 am-9:55 am

1 stop16h 30m

London Stansted

Fri 10/23

10:50 am-9:40 am

1 stop28h 50m

$808

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Tue 9/22

7:25 pm-10:50 pm

2 stops21h 25m

London Luton

Wed 9/30

9:50 pm-11:50 am

1 stop20h 00m

$870

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Sun 8/23

10:25 pm-10:20 pm

2 stops17h 55m

London Luton

Thu 8/27

5:30 pm-4:00 pm

2 stops28h 30m

$881

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 10/7

4:50 pm-8:50 am

1 stop10h 00m

London City

Tue 10/13

9:20 am-2:15 pm

1 stop10h 55m

$889

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 9/16

4:50 pm-8:50 am

1 stop10h 00m

London City

Wed 9/23

10:00 am-2:30 pm

1 stop10h 30m

$890

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Tue 5/26

10:25 pm-10:50 pm

2 stops18h 25m

London Luton

Sat 6/6

5:50 pm-11:50 am

1 stop24h 00m

$896

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Wed 5/27

10:25 pm-10:15 pm

2 stops17h 50m

London Luton

Wed 6/17

9:50 pm-11:50 am

1 stop20h 00m

$905

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 5/11

6:10 pm-8:30 am

Nonstop8h 20m

London Heathrow

Sat 11/7

6:50 am-12:10 pm

1 stop11h 20m

$911

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 5/19

5:41 pm-1:05 pm

1 stop13h 24m

London Heathrow

Thu 6/4

8:40 am-2:15 pm

1 stop11h 35m

$924

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sat 7/11

3:40 pm-6:30 am

1 stop32h 50m

London Heathrow

Sat 9/5

9:00 am-6:15 pm

1 stop15h 15m

$943

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Wisconsin to London?

To ensure you get the cheapest price possible for a flight from Wisconsin to London, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Wisconsin to London (average of $471). 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 8h 20m. 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, October is the cheapest month in which you can book a flight from Wisconsin to London (average of $471). 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
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Borehamwood
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Sutton
Stansted

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 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$596Average$976FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$624Average$817FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$629Average$889FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$659Average$1,051FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$670Average$1,071FlexibilityNo cancel feeOn-time69%

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