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$265+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LON
Jul 7 — Jul 141
Tue 7/7
Tue 7/14
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 June 7, 2026.

This Delta deal was found by Cheapflights users on 6/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:30 am
ORD
-
LHR
1 stop14h 55m
Delta
Mon 10/199:55 am
LHR
-
ORD
2 stops16h 29m
Delta
Deal found 6/6$917
This Mytrip deal was found by Cheapflights users on 6/6. 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.
Sat 7/117:25 pm
ORD
-
LTN
2 stops21h 35m
Multiple Airlines
Tue 7/215:45 pm
LTN
-
ORD
2 stops28h 15m
Multiple Airlines
Deal found 6/6$917
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 8/17:25 pm
ORD
-
LGW
1 stop10h 20m
Icelandair
Fri 8/143:40 pm
LGW
-
ORD
1 stop11h 45m
Icelandair
Deal found 6/5$917
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Mon 7/133:45 pm
ORD
-
STN
1 stop10h 05m
Multiple Airlines
Wed 7/228:30 am
STN
-
ORD
1 stop16h 45m
Multiple Airlines
Deal found 6/6$917
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Fri 7/176:00 pm
ORD
-
LHR
1 stop12h 45m
TAP AIR PORTUGAL
Wed 7/226:45 pm
LHR
-
ORD
1 stop23h 55m
TAP AIR PORTUGAL
Deal found 6/5$918
This Mytrip deal was found by Cheapflights users on 6/7. 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.
Mon 7/207:25 pm
ORD
-
LTN
2 stops21h 25m
Multiple Airlines
Fri 7/246:20 am
LTN
-
ORD
2 stops21h 05m
Multiple Airlines
Deal found 6/7$918
This Mytrip deal was found by Cheapflights users on 6/6. 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.
Sat 8/17:25 pm
ORD
-
LGW
2 stops20h 05m
Multiple Airlines
Wed 8/510:00 pm
LGW
-
ORD
3 stops27h 52m
Multiple Airlines
Deal found 6/6$918
This Justfly.com deal was found by Cheapflights users on 6/7. 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 8/189:00 pm
ORD
-
LHR
1 stop10h 30m
Aer Lingus
Thu 8/208:50 am
LHR
-
ORD
1 stop11h 10m
Aer Lingus
Deal found 6/7$919
This Mytrip deal was found by Cheapflights users on 6/6. 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 8/26:00 pm
ORD
-
LGW
2 stops20h 25m
TAP AIR PORTUGAL
Thu 8/209:20 pm
LGW
-
ORD
2 stops24h 40m
TAP AIR PORTUGAL
Deal found 6/6$919
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 7/83:45 pm
ORD
-
STN
1 stop10h 05m
Multiple Airlines
Wed 7/228:30 am
STN
-
ORD
1 stop16h 45m
Multiple Airlines
Deal found 6/6$919
This deal was found by Cheapflights users on 6/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:15 pm
ORD
-
LHR
1 stop14h 45m
Scandinavian Airlines
Fri 9/256:40 am
LHR
-
ORD
1 stop15h 30m
Scandinavian Airlines
Deal found 6/7$920
This Mytrip deal was found by Cheapflights users on 6/5. 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 9/29:00 pm
ORD
-
LTN
1 stop12h 25m
Multiple Airlines
Tue 9/81:10 pm
LTN
-
ORD
1 stop12h 05m
Multiple Airlines
Deal found 6/5$920

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 June 7, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$917
(Delta)

One-way from

$265
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,252
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. 17% potential increase in price ($173 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 June 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 June 7, 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 - LGW

ORDLGW

Chicago O'Hare Intl

Wed 10/7

3:35 pm-4:00 pm

2 stops18h 25m

London Gatwick

Mon 10/12

10:25 am-8:20 pm

2 stops15h 55m

$928

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 8/16

5:10 pm-9:25 am

1 stop10h 15m

London Gatwick

Sun 8/23

10:25 am-9:47 pm

2 stops17h 22m

$930
Quickest round-trip

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 12/3

5:10 pm-6:55 am

Nonstop7h 45m

London Heathrow

Fri 12/11

11:00 am-1:50 pm

Nonstop8h 50m

$931

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 12/3

5:10 pm-6:55 am

Nonstop7h 45m

London Heathrow

Wed 12/9

11:00 am-1:50 pm

Nonstop8h 50m

$931

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 6/18

4:59 pm-10:00 am

1 stop35h 01m

London Gatwick

Tue 6/23

2:00 pm-11:19 pm

1 stop15h 19m

$933

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sat 10/10

11:25 am-4:40 pm

1 stop23h 15m

London Stansted

Sat 10/17

5:45 pm-9:40 am

1 stop21h 55m

$934

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 9/25

6:35 pm-9:00 am

Nonstop8h 25m

London Heathrow

Thu 10/1

2:10 pm-5:25 pm

Nonstop9h 15m

$937

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 8/14

1:00 pm-6:20 am

1 stop11h 20m

London Heathrow

Tue 8/18

8:40 am-2:15 pm

1 stop11h 35m

$943

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 8/7

6:00 am-6:20 am

1 stop18h 20m

London Heathrow

Wed 8/12

11:45 am-10:39 pm

2 stops16h 54m

$953

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 8/7

1:50 pm-7:15 am

1 stop11h 25m

London Heathrow

Thu 8/13

8:40 am-7:30 pm

2 stops16h 50m

$953

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

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

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 City.

  • 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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
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 June 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$596Average$1,057FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$624Average$860FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$629Average$861FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$652Average$1,107FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$659Average$1,020FlexibilityNo cancel feeOn-time71%

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