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$321+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LON
may. 25 — jun. 11
lun. 5/25
lun. 6/1
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 abril 25, 2026.

This deal was found by Cheapflights users on 4/19. 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.
sáb. 5/167:25 pm
ORD
-
LHR
1 stop10h 30m
Icelandair
mié. 5/201:05 pm
LHR
-
ORD
1 stop14h 20m
Icelandair
Deal found 4/19$694
This Mytrip deal was found by Cheapflights users on 4/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/127:25 pm
ORD
-
STN
2 stops19h 05m
Multiple Airlines
mar. 5/193:10 pm
STN
-
ORD
2 stops30h 50m
Multiple Airlines
Deal found 4/20$695
This deal was found by Cheapflights users on 4/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/297:25 pm
ORD
-
LGW
1 stop13h 15m
Icelandair
dom. 10/43:40 pm
LGW
-
ORD
1 stop11h 45m
Icelandair
Deal found 4/20$697
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/304:30 pm
ORD
-
LGW
1 stop31h 50m
Multiple Airlines
mar. 10/61:05 pm
LGW
-
ORD
1 stop24h 56m
Multiple Airlines
Deal found 4/20$699
This Mytrip deal was found by Cheapflights users on 4/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/127:25 pm
ORD
-
LGW
2 stops21h 25m
Multiple Airlines
mar. 5/199:35 pm
LGW
-
ORD
3 stops28h 05m
Multiple Airlines
Deal found 4/21$701
This deal was found by Cheapflights users on 4/19. 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.
sáb. 5/167:25 pm
ORD
-
LHR
1 stop10h 30m
Icelandair
lun. 5/181:05 pm
LHR
-
ORD
1 stop14h 20m
Icelandair
Deal found 4/19$702
This Mytrip deal was found by Cheapflights users on 4/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/310:25 pm
ORD
-
LGW
3 stops28h 15m
Multiple Airlines
mié. 5/278:50 pm
LGW
-
ORD
3 stops28h 50m
Multiple Airlines
Deal found 4/20$702
This Mytrip deal was found by Cheapflights users on 4/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/269:55 am
ORD
-
STN
3 stops27h 40m
Multiple Airlines
mié. 6/310:00 pm
STN
-
ORD
2 stops27h 25m
Multiple Airlines
Deal found 4/21$702
This FlightHub deal was found by Cheapflights users on 4/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/248:20 pm
ORD
-
LHR
2 stops32h 15m
Scandinavian Airlines
mar. 10/276:40 am
LHR
-
ORD
2 stops16h 05m
Scandinavian Airlines
Deal found 4/20$704
This Gotogate deal was found by Cheapflights users on 4/20. 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.
mié. 9/307:25 pm
ORD
-
LGW
1 stop13h 15m
Icelandair
mié. 10/73:40 pm
LGW
-
ORD
1 stop11h 45m
Icelandair
Deal found 4/20$705
This deal was found by Cheapflights users on 4/19. 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.
sáb. 5/163:45 pm
ORD
-
LHR
1 stop12h 35m
Aer Lingus
dom. 5/171:25 pm
LHR
-
ORD
1 stop11h 50m
Aer Lingus
Deal found 4/19$706
This Gotogate deal was found by Cheapflights users on 4/20. 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.
sáb. 11/286:30 pm
ORD
-
LGW
1 stop10h 25m
Icelandair
sáb. 12/1211:55 am
LGW
-
ORD
1 stop11h 25m
Icelandair
Deal found 4/20$706

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 abril 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$695
(Mytrip)

One-way from

$321
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$745
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. 18% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 abril 25, 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 - LTN

ORDLTN

Chicago O'Hare Intl

mié. 5/27

9:55 am-12:35 pm

3 stops20h 40m

London Luton

mar. 6/2

9:40 am-7:25 pm

2 stops15h 45m

$813

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

mar. 9/8

4:05 pm-12:55 pm

2 stops14h 50m

London Luton

vie. 9/18

8:30 am-6:15 pm

2 stops15h 45m

$823

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

dom. 6/7

9:55 am-5:10 pm

2 stops25h 15m

London Luton

mié. 6/17

6:15 am-2:55 pm

3 stops38h 40m

$825

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

jue. 5/14

5:30 pm-10:00 am

1 stop34h 30m

London Gatwick

dom. 5/31

2:00 pm-11:13 pm

1 stop15h 13m

$828

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

mar. 8/25

4:30 pm-6:45 am

Nonstop8h 15m

London Heathrow

jue. 9/3

6:50 am-12:00 pm

1 stop11h 10m

$859

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

lun. 5/4

6:21 pm-12:05 pm

1 stop11h 44m

London Heathrow

mar. 5/12

6:30 am-4:29 pm

2 stops15h 59m

$874

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

dom. 7/12

10:25 pm-9:55 pm

2 stops17h 30m

London Stansted

lun. 7/27

10:45 pm-8:05 pm

3 stops27h 20m

$877

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

sáb. 6/6

9:55 am-10:20 am

2 stops18h 25m

London Luton

sáb. 6/13

5:50 pm-11:50 am

1 stop24h 00m

$879

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

mar. 5/5

4:20 pm-9:30 am

1 stop11h 10m

London City

mar. 5/19

9:20 am-2:15 pm

1 stop10h 55m

$889

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

mar. 5/12

9:40 pm-11:55 am

Nonstop8h 15m

London Heathrow

mié. 6/17

7:25 am-2:00 pm

1 stop12h 35m

$890

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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 15m. 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 abril 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$596Average$976FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$603Average$828FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$629Average$889FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$663Average$1,082FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$670Average$958FlexibilityNo cancel feeOn-time69%

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