How long does it take to fly to London?

Flight times from Wisconsin to London vary, but if you’re flying out of Green Bay and flying into London Heathrow Airport (one of the most popular routes), then the duration is 10h 48m on average. Another popular route from Wisconsin to London is flying from Madison to London Heathrow Airport, which will take roughly 11h 02m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Wisconsin to London?

Icelandair, United Airlines, and Delta are the most popular carriers operating from Wisconsin to London

How many flights depart from Wisconsin to London on average per week?

The number of flights available between Wisconsin and London is 439 per week as of May 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When did momondo last update prices for flights from Wisconsin to London?

Prices for flights from Wisconsin to London are updated daily.

How many operators does momondo search for flights from Wisconsin to London?

As of May 2026, there are 11 operators available to choose from for flights from Wisconsin to London.

How old do you have to be to fly from Wisconsin to London?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£253 Cheap Flights from Wisconsin to London in 2026

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Find the cheapest flights from Wisconsin to London

Round-trip

One-way

Last minute

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Cheap return flights

Enter your travel dates to find the best prices.

18:30 - 20:30

ORD

LTN

20h 00m

3 stops

06:15 - 17:20

LTN

ORD

17h 05m

2 stops

£562Multiple Airlines

Wed, 4 Nov - Mon, 9 Nov

22:25 - 11:45

ORD

LGW

31h 20m

1 stop

15:40 - 21:25

LGW

ORD

11h 45m

1 stop

£562Icelandair

Tue, 18 Aug - Tue, 1 Sep

19:25 - 11:55

ORD

LHR

10h 30m

1 stop

21:25 - 18:15

LHR

ORD

26h 50m

1 stop

£562Icelandair

Mon, 10 Aug - Sun, 23 Aug

09:55 - 13:25

ORD

LTN

21h 30m

3 stops

07:45 - 17:20

LTN

ORD

15h 35m

2 stops

£564Multiple Airlines

Tue, 16 Jun - Wed, 11 Nov

11:25 - 16:50

ORD

STN

23h 25m

1 stop

17:35 - 09:40

STN

ORD

22h 05m

1 stop

£565Turkish Airlines

Tue, 29 Sep - Fri, 23 Oct

19:15 - 16:25

ORD

LHR

15h 10m

2 stops

06:40 - 17:45

LHR

ORD

16h 05m

2 stops

£570Scandinavian Airlines

Sun, 18 Oct - Sun, 1 Nov

11:25 - 16:35

ORD

LGW

23h 10m

1 stop

17:35 - 09:40

LGW

ORD

22h 05m

1 stop

£570Turkish Airlines

Tue, 29 Sep - Fri, 23 Oct

19:15 - 17:40

ORD

LHR

16h 25m

1 stop

07:05 - 17:45

LHR

ORD

15h 40m

2 stops

£572Scandinavian Airlines

Sun, 18 Oct - Wed, 28 Oct

14:40 - 08:40

ORD

LCY

12h 00m

1 stop

09:15 - 15:55

LCY

ORD

12h 40m

1 stop

£615SWISS

Tue, 18 Aug - Tue, 1 Sep

14:20 - 08:40

ORD

LCY

12h 20m

1 stop

09:15 - 15:55

LCY

ORD

12h 40m

1 stop

£616SWISS

Wed, 12 Aug - Tue, 15 Sep

Finnair flights from Wisconsin to London

Our best Finnair deals on Wisconsin to London flight tickets

Finnair

19 Aug

ORD17:00Chicago O'Hare Intl

7h 50m

LHR06:50London Heathrow

25 Aug

LHR10:20London Heathrow

13h 30m

1 stop

ORD17:50Chicago O'Hare Intl

£595

Finnair

10 May

ORD20:35Chicago O'Hare Intl

7h 55m

LHR10:30London Heathrow

19 May

LHR12:15London Heathrow

8h 40m

ORD14:55Chicago O'Hare Intl

£605

Finnair

10 May

ORD22:30Chicago O'Hare Intl

7h 45m

LHR12:15London Heathrow

19 May

LHR12:15London Heathrow

8h 40m

ORD14:55Chicago O'Hare Intl

£615

British Airways flights from Wisconsin to London

Our best British Airways deals on Wisconsin to London flight tickets

British Airways

2 Sept

ORD08:18Chicago O'Hare Intl

19h 22m

1 stop

LHR09:40London Heathrow

8 Sept

LHR14:45London Heathrow

8h 50m

ORD17:35Chicago O'Hare Intl

£609

British Airways

11 Aug

ORD13:27Chicago O'Hare Intl

14h 13m

1 stop

LHR09:40London Heathrow

19 Aug

LHR09:45London Heathrow

8h 45m

ORD12:30Chicago O'Hare Intl

£610

British Airways

18 Oct

ORD14:50Chicago O'Hare Intl

13h 40m

1 stop

LHR10:30London Heathrow

28 Oct

LHR15:45London Heathrow

9h 00m

ORD19:45Chicago O'Hare Intl

£613

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Wed 4/11

18:30-20:30

3 stops20h 00m

London Luton

Mon 9/11

06:15-17:20

2 stops17h 05m

£562

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 18/8

22:25-11:45

1 stop31h 20m

London Gatwick

Tue 1/9

15:40-21:25

1 stop11h 45m

£562

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 10/8

19:25-11:55

1 stop10h 30m

London Heathrow

Sun 23/8

21:25-18:15

1 stop26h 50m

£562

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Tue 16/6

09:55-13:25

3 stops21h 30m

London Luton

Wed 11/11

07:45-17:20

2 stops15h 35m

£564

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 29/9

11:25-16:50

1 stop23h 25m

London Stansted

Fri 23/10

17:35-09:40

1 stop22h 05m

£565

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 18/10

19:15-16:25

2 stops15h 10m

London Heathrow

Sun 1/11

06:40-17:45

2 stops16h 05m

£570

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 29/9

11:25-16:35

1 stop23h 10m

London Gatwick

Fri 23/10

17:35-09:40

1 stop22h 05m

£570

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 18/10

19:15-17:40

1 stop16h 25m

London Heathrow

Wed 28/10

07:05-17:45

2 stops15h 40m

£572

Fastest return journey

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 18/8

14:40-08:40

1 stop12h 00m

London City

Tue 1/9

09:15-15:55

1 stop12h 40m

£615

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 12/8

14:20-08:40

1 stop12h 20m

London City

Tue 15/9

09:15-15:55

1 stop12h 40m

£616

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Wisconsin to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Wisconsin is in October. Flight prices, which tend to average around £346, are often lower during this time because this is during the off-season. The month of July is another great option to travel to London, with average flight prices from Wisconsin averaging around £411.

Can stopping save me money on Wisconsin to London flights?

You could potentially save up to 16% on your flight if you consider stops on a Wisconsin to London flight.

Cheap Wisconsin to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Wisconsin to London

Fastest flight time	7h 40m
Direct flights	Every day
Airports in London	6 airports

The fastest flight from Wisconsin to London takes 7h 40m

Direct flights go from Wisconsin to London every day.

There are 6 airports in London. From Wisconsin there are direct flights to London Heathrow (LHR).

Search flight deals

Frequently asked questions about flying from Wisconsin to London

When did momondo last update prices for flights from Wisconsin to London?
Prices for flights from Wisconsin to London are updated daily.
How many operators does momondo search for flights from Wisconsin to London?
As of May 2026, there are 11 operators available to choose from for flights from Wisconsin to London.
How old do you have to be to fly from Wisconsin to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Eastbourne

Milton Keynes

Luton

Gatwick

Slough

Wembley

Maidstone

Ipswich

Southend-on-Sea

Ilford

Canterbury

Guildford

Hayes

Chelmsford

Folkestone

Dover

Chichester

Bedford

Ramsgate

Harlow

Why use momondo?

Why should I use momondo to find a flight deal from Wisconsin to London?

It is quick and easy to find Wisconsin to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Wisconsin to London with flexible booking policies on momondo?

Flights from Wisconsin to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Wisconsin to London?

Once you have performed a search for Wisconsin to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Wisconsin to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Wisconsin to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Wisconsin to London from £253

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wisconsin to London departing on 21/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Wisconsin to London

What is the cheapest month to fly to London?

Can stopping save me money on Wisconsin to London flights?

What is the cheapest airline that flies from Wisconsin to London?

How many flights depart from Wisconsin to London on average per week?

How long does it take to fly to London?

Cheap Wisconsin to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Wisconsin to London

Fastest flight time

Direct flights

Airports in London

Frequently asked questions about flying from Wisconsin to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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