Cheap flights from Wisconsin to London (LON) from $329

This is the cheapest one-way flight price, found on 5/31. Prices may vary by date and flight preferences.
MKE — LON
Jun 6 — Jun 131

Cheap flights from Wisconsin to London in June, July 2023

The best prices found for Wisconsin to LON flights for June, July
Listed are some of the best fares we've found on flights departing from Wisconsin to London in 2023. More deals are always being added, so be sure to check back regularly.

Wisconsin to London 2023 flight deals

Cheap flights to London from Wisconsin found for this year
Listed are some of the best fares we've found on flights departing from Wisconsin to London in 2023. More deals are always being added, so be sure to check back regularly.

Cheap United Airlines flights from Wisconsin to London

Peruse some of the lowest-priced United Airlines flights we've found from Wisconsin to London. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap Air Canada flights from Wisconsin to London

Some of the best deals we've found on Air Canada flights traveling from Wisconsin to London. Make sure to examine the flight information before completing your reservation.

Last minute flights from Wisconsin to London

Late deals on return flights to London from Wisconsin, departing today and this week
Check out these flights departing soon from Wisconsin to London. To prevent any unwanted surprises, users should verify their flight info before booking.

One-way flights to London from Wisconsin

The cheapest one-way flights from Wisconsin to London
Users traveling one-way from Wisconsin to London can select one of these great deals. Those needing a return flight from Wisconsin to London can use the search form above.

Find flights from Wisconsin to London within your budget

Use the slider to find flights from Wisconsin to London that fit your budget.

Fly from

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Fly to

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Budget

$739 - $812

Route

Depart

Return

Price

Green Bay Austin-StraubelLondon Heathrow

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Sat 11/4

2 stops34h 40m

London Heathrow

Mon 11/13

2 stops40h 35m

Milwaukee-MitchellLondon Gatwick

MKE - LGW

MKELGW

Milwaukee-Mitchell

Mon 9/11

2 stops13h 11m

London Gatwick

Fri 9/22

2 stops14h 53m

Green Bay Austin-StraubelLondon Heathrow

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Mon 10/2

1 stop23h 25m

London Heathrow

Mon 10/16

2 stops30h 23m

Milwaukee-MitchellLondon Heathrow

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 9/11

2 stops16h 49m

London Heathrow

Fri 9/22

2 stops28h 00m

Green Bay Austin-StraubelLondon Heathrow

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Mon 10/2

1 stop9h 59m

London Heathrow

Mon 10/16

2 stops34h 44m

Milwaukee-MitchellLondon Heathrow

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 9/11

3 stops15h 50m

London Heathrow

Fri 9/22

2 stops16h 13m

Madison Truax FieldLondon Heathrow

MSN - LHR

MSNLHR

Madison Truax Field

Wed 10/11

2 stops24h 25m

London Heathrow

Mon 10/16

2 stops32h 24m

Green Bay Austin-StraubelLondon Heathrow

GRB - LHR

GRBLHR

Green Bay Austin-Straubel

Mon 10/2

1 stop18h 46m

London Heathrow

Mon 10/16

1 stop16h 05m

Madison Truax FieldLondon Heathrow

MSN - LHR

MSNLHR

Madison Truax Field

Thu 10/12

1 stop18h 45m

London Heathrow

Tue 10/17

2 stops16h 11m

Flights are sorted by cheapest first

Deals found on 5/31

Reviews of Airlines Servicing London

Read reviews from past customers who have flown United Airlines, Air Canada and British Airways from Wisconsin to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was very late leaving. Over 40 minutes. No AC very stuffy and plane areas around me were not clean.

Delta
8.0
Very good
2,370 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was very late leaving. Over 40 minutes. No AC very stuffy and plane areas around me were not clean.

Air France
7.6
Good
195 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was very late leaving. Over 40 minutes. No AC very stuffy and plane areas around me were not clean.

United Airlines
7.6
Good
1,535 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was very late leaving. Over 40 minutes. No AC very stuffy and plane areas around me were not clean.

KLM
7.6
Good
160 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was very late leaving. Over 40 minutes. No AC very stuffy and plane areas around me were not clean.

American Airlines
7.3
Good
2,149 reviews
Delta
8.0
Very good
2,370 reviews

Crew

8.5

Overall

8.0

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

It was very late leaving. Over 40 minutes. No AC very stuffy and plane areas around me were not clean.

Related info for your journey

Useful info, stats and facts about Wisconsin to London flights.

Top 6 airlines flying from Wisconsin to London

The chart below displays the airlines Cheapflights users traveling from Wisconsin to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
British AirwaysCheapest$597Average$869FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights
DeltaCheapest$623Average$1,114FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
KLMCheapest$624Average$727FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
Virgin AtlanticCheapest$641Average$955FlexibilityNo cancel feeOn-time72%COVID-19 safety
Search Virgin Atlantic flights
American AirlinesCheapest$678Average$988FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$683Average$939FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
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