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Cheap flights from Wisconsin to London from £164

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 24/2. 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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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
19:20 - 16:25ORD-LHR
15h 05m2 stops
Scandinavian Airlines Logo
13:55 - 16:55LHR-ORD
33h 00m2 stops
£423Scandinavian Airlines
Find Deal
Thu, 12 Feb - Sat, 21 Feb
Scandinavian Airlines Logo
19:20 - 16:25ORD-LHR
15h 05m2 stops
Scandinavian Airlines Logo
17:30 - 16:55LHR-ORD
29h 25m2 stops
£423Scandinavian Airlines
Find Deal
Thu, 12 Feb - Sat, 21 Feb
Scandinavian Airlines Logo
19:15 - 08:55ORD-LHR
31h 40m2 stops
Scandinavian Airlines Logo
07:05 - 16:10LHR-ORD
15h 05m2 stops
£424Scandinavian Airlines
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Fri, 24 Apr - Mon, 27 Apr
British Airways Logo
13:04 - 10:25MKE-LHR
15h 21m1 stop
British Airways Logo
06:05 - 22:05LHR-MKE
22h 00m2 stops
£442British Airways
Find Deal
Wed, 21 Jan - Tue, 27 Jan
Iberia Logo
18:53 - 10:30MKE-LHR
9h 37m1 stop
Iberia Logo
06:10 - 17:29LHR-MKE
17h 19m2 stops
£448Iberia
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Mon, 4 May - Tue, 12 May
Multiple Airlines Logo
16:47 - 08:35MKE-LHR
10h 48m1 stop
Multiple Airlines Logo
07:30 - 23:04LHR-MKE
20h 34m2 stops
£451Multiple Airlines
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Mon, 9 Mar - Tue, 17 Mar
Delta Logo
07:00 - 07:05CWA-LHR
18h 05m1 stop
Delta Logo
11:45 - 15:38LHR-CWA
33h 53m2 stops
£455Delta
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Wed, 4 Feb - Sun, 8 Feb
Delta Logo
07:00 - 08:45CWA-LHR
19h 45m2 stops
Delta Logo
06:30 - 15:38LHR-CWA
15h 08m2 stops
£458Delta
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Wed, 4 Feb - Sun, 8 Feb
British Airways Logo
15:03 - 10:30MSN-LHR
13h 27m1 stop
British Airways Logo
16:35 - 23:02LHR-MSN
36h 27m2 stops
£498British Airways
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Fri, 3 Apr - Wed, 22 Apr
Multiple Airlines Logo
18:28 - 11:15LSE-LHR
10h 47m1 stop
Multiple Airlines Logo
20:00 - 15:58LHR-LSE
49h 58m2 stops
£521Multiple Airlines
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Wed, 1 Apr - Wed, 8 Apr

Icelandair flights from Wisconsin to London Heathrow Airport

Our best Icelandair deals on Wisconsin to London Heathrow Airport flight tickets
Icelandair
3 Dec
ORD18:30Chicago O'Hare Intl
19h 00m
1 stop
LHR19:30London Heathrow
10 Dec
LHR20:35London Heathrow
26h 45m
1 stop
ORD17:20Chicago O'Hare Intl
£425
Find similar
Icelandair
7 Dec
ORD18:30Chicago O'Hare Intl
19h 00m
1 stop
LHR19:30London Heathrow
16 Dec
LHR20:35London Heathrow
26h 45m
1 stop
ORD17:20Chicago O'Hare Intl
£430
Find similar
Icelandair
9 Dec
ORD18:30Chicago O'Hare Intl
19h 00m
1 stop
LHR19:30London Heathrow
15 Dec
LHR20:35London Heathrow
26h 45m
1 stop
ORD17:20Chicago O'Hare Intl
£431
Find similar

Air Canada flights from Wisconsin to London Heathrow Airport

Our best Air Canada deals on Wisconsin to London Heathrow Airport flight tickets
Air Canada
7 Dec
ORD15:35Chicago O'Hare Intl
9h 35m
1 stop
LHR07:10London Heathrow
16 Dec
LHR10:25London Heathrow
9h 20m
ORD13:45Chicago O'Hare Intl
£430
Find similar
Air Canada
8 Dec
ORD12:50Chicago O'Hare Intl
12h 20m
1 stop
LHR07:10London Heathrow
15 Jan
LHR09:00London Heathrow
16h 45m
2 stops
ORD19:45Chicago O'Hare Intl
£432
Find similar
Air Canada
7 Dec
ORD15:45Chicago O'Hare Intl
8h 10m
LHR05:55London Heathrow
16 Dec
LHR10:25London Heathrow
9h 20m
ORD13:45Chicago O'Hare Intl
£433
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Wisconsin to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 27 November 2025.
Use the filters below to find and compare flights from Wisconsin to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 12/2

19:20-16:25

2 stops15h 05m

London Heathrow

Sat 21/2

13:55-16:55

2 stops33h 00m

£423

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Thu 12/2

19:20-16:25

2 stops15h 05m

London Heathrow

Sat 21/2

17:30-16:55

2 stops29h 25m

£423

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 24/4

19:15-08:55

2 stops31h 40m

London Heathrow

Mon 27/4

07:05-16:10

2 stops15h 05m

£424

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 21/1

13:04-10:25

1 stop15h 21m

London Heathrow

Tue 27/1

06:05-22:05

2 stops22h 00m

£442

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 4/5

18:53-10:30

1 stop9h 37m

London Heathrow

Tue 12/5

06:10-17:29

2 stops17h 19m

£448

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 9/3

16:47-08:35

1 stop10h 48m

London Heathrow

Tue 17/3

07:30-23:04

2 stops20h 34m

£451

WausauLondon

CWA - LHR

CWALHR

Wausau Central Wisconsin

Wed 4/2

07:00-07:05

1 stop18h 05m

London Heathrow

Sun 8/2

11:45-15:38

2 stops33h 53m

£455

WausauLondon

CWA - LHR

CWALHR

Wausau Central Wisconsin

Wed 4/2

07:00-08:45

2 stops19h 45m

London Heathrow

Sun 8/2

06:30-15:38

2 stops15h 08m

£458

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Fri 3/4

15:03-10:30

1 stop13h 27m

London Heathrow

Wed 22/4

16:35-23:02

2 stops36h 27m

£498

La CrosseLondon

LSE - LHR

LSELHR

La Crosse

Wed 1/4

18:28-11:15

1 stop10h 47m

London Heathrow

Wed 8/4

20:00-15:58

2 stops49h 58m

£521

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Wisconsin to London Heathrow Airport

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

What is the cheapest month to fly to London Heathrow Airport?

In general, August is the cheapest month to fly from Wisconsin to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £603. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Wisconsin averaging around £608.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Wisconsin when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £795 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Wisconsin for as low as £601 on momondo.

Can stopping save me money on Wisconsin to London Heathrow Airport flights?

You could potentially save up to 21% on your flight if you consider stops on a Wisconsin to London Heathrow Airport flight.

Cheap Wisconsin to London Heathrow Airport flight deals and tips

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

Fastest flight time

7h 40m

Direct flights

Every day
The fastest flight from Wisconsin to London Heathrow Airport takes 7h 40m
Direct flights go from Wisconsin to London Heathrow Airport every day.
Search flight deals

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

    Prices for flights from Wisconsin to London Heathrow Airport are updated daily.

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

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

    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 Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport 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 Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Stratford-upon-Avon
Canterbury
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Hayes
Dover
Chelmsford
Colchester

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Wisconsin to London . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Wisconsin to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Wisconsin.

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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